https://www.kwickprep.com/learn/artificial-intelligence/ai-and-society-self-driving-cars-and-other-challenges/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI47.jpgSelf-driving Cars and AI in Society: Who Is Liable? | CBSE Class 10A self-driving car senses, perceives, predicts, plans and acts. Automation has levels 0 to 5, and level 5 does not exist yet. AI cannot be punished, so humans and companies stay accountable.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI47.mp4https://www.youtube.com/embed/SHH8LZKatHI4772026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/ai-ethics-principles-frameworks-and-policies/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI13.jpgAI Ethics: 5 Pillars, Frameworks and AI Policy | CBSE Class 9-11AI ethics is about right and wrong in building and using AI. It rests on fairness, transparency, accountability, privacy and safety.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI13.mp4https://www.youtube.com/embed/QpnIu4eZ-sY4512026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/ai-terminologies-benefits-and-limitations/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI03.jpgAI Terms, Benefits and Limitations Explained | CBSE Class 9 & 11Five AI words: data, algorithm, training, model and prediction. AI is fast and tireless but can be biased and has no common sense.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI03.mp4https://www.youtube.com/embed/HnChkc-1UCY3372026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/bias-in-ai-sources-awareness-and-mitigation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI14.jpgBias in AI: Sources, Real Examples and Fixes | CBSE Class 9-11AI bias means an AI gives unfair results for some groups. Bias comes from data, design and deployment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI14.mp4https://www.youtube.com/embed/M54IGcgyEJw3692026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/big-data-analytics-and-mining-data-streams/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI40.jpgBig Data Analytics and Mining Data Streams | CBSE Class 12Big data analytics turns huge data into decisions. A data stream is data that arrives nonstop and is processed as it arrives.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI40.mp4https://www.youtube.com/embed/cSVvkLyk1SY4062026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/big-data-types-characteristics-advantages-and-disadvantages/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI39.jpgBig Data: Types, 5 Vs, Advantages, Disadvantages | CBSE Class 12Big data is data too large, fast or varied for normal tools. It is described by volume, velocity, variety, veracity and value.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI39.mp43762026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/build-a-no-code-ai-model-teachable-machine-and-machine-learning-for-kids/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI44.jpgNo-code AI Model: Teachable Machine Project | CBSE Class 9You can train an AI model in a browser with no code: collect examples per class, train, test and improve. Models learn patterns of pixels, not meaning.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI44.mp4https://www.youtube.com/embed/9F8p5CgpGcI4132026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/careers-in-ai-demand-job-roles-skills-and-industries/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI04.jpgCareers in AI: Job Roles, Skills and Industries | CBSE Class 11AI skills are in demand because data is everywhere and experts are few. Start with maths, Python, data handling and ethics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI04.mp4https://www.youtube.com/embed/olXSrTIGFfQ3602026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/chatbots-sentiment-analysis-and-emotion-detection/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI34.jpgChatbots, Sentiment Analysis, Emotion Detection | CBSE Class 10-12Script bots follow a fixed script; smart bots use AI. Sentiment analysis labels text positive, negative or neutral. Emotion detection names feelings, but its result is only a guess.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI34.mp4https://www.youtube.com/embed/eyCR0EUtvF84472026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/classification-and-the-k-nearest-neighbours-algorithm/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI25.jpgClassification and k-Nearest Neighbours (k-NN) | CBSE Class 10-11Classification puts a new item into one of fixed labels. k-NN finds the k closest labelled examples and the majority label wins.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI25.mp4https://www.youtube.com/embed/j49dm3EzvM44142026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/clustering-and-the-k-means-algorithm/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI26.jpgClustering and k-Means Algorithm, Step by Step | CBSE Class 11Clustering groups data that has no labels. In k-Means, each point joins its nearest centroid, then centroids move to the mean.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI26.mp4https://www.youtube.com/embed/hTPbvnB3v984352026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/computer-vision-applications-challenges-and-the-future/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI50.jpgComputer Vision: Applications, Challenges & Future | CBSE Class 12Computer vision is the AI domain that helps computers understand images and videos, which they see as grids of pixel numbers. It is used in healthcare, retail, agriculture and security, but lighting, angle, bias and privacy make it hard.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI50.mp4https://www.youtube.com/embed/qt_VSzXJVUI4202026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/computer-vision-how-machines-see/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI28.jpgComputer Vision: How Machines See Images | CBSE Class 9-12Computer vision lets computers understand images and videos. A computer sees an image as a grid of pixel numbers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI28.mp4https://www.youtube.com/embed/lVWtVtVMvl83992026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/convolutional-neural-networks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI30.jpgConvolutional Neural Networks (CNN) Explained | CBSE Class 10A CNN looks at small image patches with shared kernels. Its layers are convolution, ReLU, pooling, flatten and fully connected.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI30.mp4https://www.youtube.com/embed/rk2SJ0fyoUg4402026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/data-acquisition-sources-features-and-types-of-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI07.jpgData Acquisition: Sources, Types of Data, Features | CBSE Class 9-12Data acquisition means collecting the data an AI project needs. It is the second stage of the AI project cycle. Data can be primary or secondary, and structured, unstructured or semi-structured.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI07.mp4https://www.youtube.com/embed/cmvTExBkjpk3602026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/data-exploration-and-visualisation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI08.jpgData Exploration and Visualisation: Charts, Outliers | CBSE Class 9-11Data exploration means studying data before building a model. It is the third stage of the AI project cycle. Garbage in, garbage out: bad data gives a bad model.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI08.mp4https://www.youtube.com/embed/9vNnWVh6N_A3712026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/data-literacy-meaning-importance-and-the-data-literacy-process/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI15.jpgData Literacy: Framework and Misleading Charts | CBSE Class 9 & 11Data literacy is the ability to read, question, analyse and communicate data. It helps spot misleading charts and build fair AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI15.mp4https://www.youtube.com/embed/z5GPjUjInHk3842026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/data-pre-processing-and-data-interpretation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI20.jpgData Pre-processing: Clean, Normalise, Split | CBSE Class 9 & 11Pre-processing prepares messy data before modelling: clean it, normalise numbers, encode text and split into train and test.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI20.mp4https://www.youtube.com/embed/8NA5uZeyj404082026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/data-privacy-and-data-security/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI16.jpgData Privacy vs Data Security, Breaches, DPDP Act | CBSE Class 9-10Data privacy asks who may use your data; data security asks if it is protected. You need both. India's Digital Personal Data Protection Act, 2023 requires clear consent for a purpose.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI16.mp4https://www.youtube.com/embed/cKGzTiDaCd03842026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/data-science-methodology/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI41.jpgData Science Methodology: 10 Steps with Example | CBSE Class 10 & 12Data science methodology has ten steps, from business understanding to feedback. It is a cycle, and preparation takes the most time.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI41.mp4https://www.youtube.com/embed/nVLmHsatLSo3882026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/data-storytelling-turning-data-into-a-story/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI48.jpgData Storytelling: Data, Narrative and Visuals | CBSE Class 12Data storytelling turns insights into a story. Its three elements are data, narrative and visuals. Data plus narrative explains, data plus visuals enlightens, all three change minds.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI48.mp4https://www.youtube.com/embed/A2NJc_woFTs3772026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/decision-trees/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI27.jpgDecision Trees: Root, Leaf, Splits and Overfitting | CBSE Class 10A decision tree asks yes or no questions from the root to a leaf. It learns the best splits from past data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI27.mp4https://www.youtube.com/embed/AOBllxK5aUM3722026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/deep-learning-hands-on-with-tensorflow-and-keras/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI36.jpgTensorFlow and Keras: Build a Digit Reader in Python | CBSE Class 12TensorFlow is Google's deep learning library and Keras is its easy API. Every project: load, build, compile, fit, evaluate, predict.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI36.mp4https://www.youtube.com/embed/T1uNt8X53VA5012026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/deployment-of-ai-solutions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI12.jpgDeployment of AI: Model to App, Monitoring, Examples | CBSE Class 9Deployment puts a tested AI model into real use by real people. It happens only after evaluation passes. After deployment we keep monitoring, and retrain when real data changes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI12.mp4https://www.youtube.com/embed/KtwiRC22F2w3592026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/design-thinking-empathy-maps-and-the-sdgs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI21.jpgDesign Thinking, Empathy Map and SDGs for AI | CBSE Class 9, 11 & 12Design thinking solves problems for real people in five stages: empathise, define, ideate, prototype and test. An empathy map records what a user says, thinks, does and feels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI21.mp4https://www.youtube.com/embed/fLvLRJ2FuAo4342026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/evaluation-basics-true-positive-false-positive-true-negative-false-negative/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI10.jpgTrue Positive, False Positive, TN, FN Explained | CBSE Class 9Evaluation compares a model's prediction with reality. Every yes or no case lands in one of four boxes: TP, FP, TN or FN. Trick: the second word is the prediction; the first word says if the model was right.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI10.mp4https://www.youtube.com/embed/ojobPG8PUcU3342026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/finding-patterns-how-ai-spots-patterns-in-numbers-and-pictures/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI46.jpgFinding Patterns: Number and Picture Puzzles for AI | CBSE Class 9A pattern repeats or changes by a rule. AI learns patterns from data so it can predict new cases. For number puzzles, check the differences first, then try multiplying or squares.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI46.mp4https://www.youtube.com/embed/k0q-KezuHMc3962026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/generative-ai-how-it-works-types-and-applications/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI37.jpgGenerative AI: How It Works, Types and Uses | CBSE Class 9 & 12Generative AI creates new text, images, audio, video and code. It learns patterns from huge data, then predicts one piece at a time.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI37.mp4https://www.youtube.com/embed/u29rF8-pW6A4452026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/generative-ai-types-tools-applications-benefits-and-limitations/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI51.jpgGenerative AI Explained: Types, Uses, Benefits & Limits | CBSEGenerative AI creates new text, images, audio or video by learning patterns from huge data and predicting what comes next. Discriminative AI sorts or predicts a label; generative AI makes new content.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI51.mp4https://www.youtube.com/embed/GCryEr87ub04262026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/image-processing-with-opencv-in-python/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI31.jpgOpenCV in Python: Load, Resize, Greyscale, Edges | CBSE Class 10 & 12OpenCV is a free computer vision library. Install opencv-python, import cv2, then load, resize, grey and find edges. Trap: img.shape gives (height, width), but cv2.resize takes (width, height).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI31.mp4https://www.youtube.com/embed/b2Zqe-MY3yM5132026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/images-as-data-pixels-resolution-features-and-convolution/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI29.jpgImages as Data: Pixels, RGB, Features, Convolution | CBSE Class 10An image is a grid of pixels. Greyscale pixels run 0 to 255, colour pixels store three RGB values. Convolution slides a small kernel over the image to make a feature map that shows edges.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI29.mp4https://www.youtube.com/embed/iuTrtmaGPSo4152026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/large-language-models-and-the-ethics-of-generative-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI38.jpgLarge Language Models, Prompting and AI Ethics | CBSE Class 9 & 12An LLM (Large Language Model) splits text into tokens and predicts the next token, after learning from huge text. A good prompt has a role, task, context and format.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI38.mp4https://www.youtube.com/embed/NtUXgt1aExk4682026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/matrices-for-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI19.jpgMatrices for AI: Add, Multiply, Transpose | CBSE Class 10-12A matrix is a rectangle of numbers in rows and columns. Every digital image is stored as a matrix of pixel values. Neural network layers multiply a weight matrix by the inputs and add a bias.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI19.mp4https://www.youtube.com/embed/8EqOF0XTWFk4342026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/model-evaluation-metrics-confusion-matrix-accuracy-precision-recall-and-f1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI11.jpgConfusion Matrix, Accuracy, Precision, Recall, F1 | CBSE Class 10 & 12A confusion matrix counts TP, FP, FN and TN. From it we calculate accuracy, precision, recall and the F1 score. Spam example: accuracy 70%, precision 0.75, recall 0.6, F1 about 0.67.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI11.mp4https://www.youtube.com/embed/Bvm9Tbb7L9I4732026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/modelling-rule-based-vs-learning-based-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI09.jpgRule-based vs Learning-based AI Models Explained | CBSE Class 9-10A rule-based model follows if-then rules written by humans. A learning-based model finds patterns from labelled examples.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI09.mp4https://www.youtube.com/embed/I68Pvzo4i-E3742026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/natural-language-processing-language-phases-and-applications/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI32.jpgNatural Language Processing: Phases and Uses | CBSE Class 9-12NLP is the AI domain that helps computers understand and reply in human language, in text and speech. It works in five phases: lexical, syntactic, semantic, discourse and pragmatic.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI32.mp4https://www.youtube.com/embed/k-pAkZXciiQ4522026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/neural-networks-parts-working-and-types/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI35.jpgNeural Networks: Neuron, Layers, Learning, Types | CBSE Class 10 & 12A neuron multiplies inputs by weights, adds a bias and applies an activation. Networks have input, hidden and output layers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI35.mp4https://www.youtube.com/embed/D0iJLyyKB7U4832026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/no-code-ai-with-orange-data-mining/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI42.jpgOrange Data Mining: No-code Machine Learning | CBSE Class 12Orange is a free, open-source, drag-and-drop tool for data mining and machine learning. No code is needed.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI42.mp4https://www.youtube.com/embed/AvKskiAc-6Q4232026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/orange-data-mining-components-and-the-widget-catalogue/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI49.jpgOrange Data Mining: Canvas, Widgets & Catalogue | CBSE Class 12Orange is a free, open-source data mining tool where you drag widgets onto a canvas and link them, with no code. Links carry data from a widget output (right side) to an input (left side).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI49.mp4https://www.youtube.com/embed/ktLc_u77Pyg4552026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/probability-for-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI18.jpgProbability for AI: Formula, Events, Real Examples | CBSE Class 9Probability = favourable outcomes / total outcomes. It runs from 0 (impossible) to 1 (certain). AI predictions are probabilities, never certainties.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI18.mp4https://www.youtube.com/embed/1gGdE3y1gB44052026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/problem-scoping-the-4ws-canvas-and-5w1h/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI06.jpgProblem Scoping: 4Ws Canvas and 5W1H | CBSE Class 9-11Problem scoping is the first stage of the AI project cycle. It ends with one clear problem statement. The 4Ws canvas asks Who, What, Where and Why; 5W1H adds When and How.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI06.mp4https://www.youtube.com/embed/a2_c0dr_G9s3462026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/regression-correlation-and-linear-regression/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI24.jpgCorrelation and Linear Regression: y = mx + c | CBSE Class 11-12Correlation shows how two variables move together; Pearson r lies between -1 and +1. Linear regression fits y = mx + c.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI24.mp4https://www.youtube.com/embed/voKAsqQpDzk3942026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/statistics-for-ai-mean-median-mode-variance-and-standard-deviation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI17.jpgMean, Median, Mode, Variance, Standard Deviation | CBSE AI Class 9-11For marks 2, 4, 4, 4, 5, 5, 7, 9: mean is 5, median 4.5, mode 4, variance 4 and standard deviation 2.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI17.mp4https://www.youtube.com/embed/C2xWkSe4Er84142026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/storytelling-basics-elements-of-a-story-and-freytag-s-pyramid/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI43.jpgStorytelling Basics: Story Elements and Freytag | CBSE Class 12Stories make data memorable by adding meaning, emotion and order. Freytag's pyramid has five parts. Elements: characters, setting, conflict, plot and resolution.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI43.mp4https://www.youtube.com/embed/wxUgiJNq8yM3282026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/text-processing-normalisation-tokenisation-bag-of-words-and-tf-idf/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI33.jpgText Normalisation, Bag of Words and TF-IDF | CBSE Class 10Text is cleaned by normalisation, turned into counts with Bag of Words, and weighted with TF-IDF = TF x log(N/DF).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI33.mp4https://www.youtube.com/embed/oDc4JQRDTCg4612026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/the-ai-capstone-project-planning-log-book-documentation-and-video/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI22.jpgAI Capstone Project: Log Book, Report and Video | CBSE Class 11-12A Capstone Project solves a real problem through the AI project cycle, and is assessed on the process, not just the model.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI22.mp4https://www.youtube.com/embed/cjzsCPF-etU4222026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/the-ai-project-cycle/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI05.jpgAI Project Cycle: 5 Stages with Example | CBSE Class 9-10The AI project cycle is a fixed order of stages: problem scoping, data acquisition, data exploration, modelling and evaluation. If evaluation fails, we loop back. Deployment puts the tested model into real use.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI05.mp4https://www.youtube.com/embed/AHgnp3LF2o43412026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/the-three-domains-of-ai-data-computer-vision-and-natural-language-processing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI02.jpgDomains of AI: Data Science, Computer Vision, NLP | CBSE Class 9-11AI has three domains by the data it uses: Data Science (numbers), Computer Vision (images, video) and NLP (text, speech).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI02.mp4https://www.youtube.com/embed/cNlrBO8kvdU3462026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/types-of-machine-learning-supervised-unsupervised-and-reinforcement/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI23.jpgSupervised, Unsupervised, Reinforcement Learning | CBSE Class 10-11Supervised learning uses labelled data, unsupervised learning finds groups in unlabelled data, and reinforcement learning learns from rewards.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI23.mp4https://www.youtube.com/embed/nhFkRTkRFP43762026-09-20T00:00:00+05:30yesnono https://www.kwickprep.com/learn/artificial-intelligence/what-is-artificial-intelligence-intelligence-evolution-and-types-of-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/AI01.jpgWhat is Artificial Intelligence? History & Types | CBSE Class 9 & 11AI means a machine doing tasks that normally need human intelligence, like seeing, listening, predicting and deciding. AI grew from fixed rules to machines that learn from data, and all AI today is narrow AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI01.mp4https://www.youtube.com/embed/Z_zAZkQRd6g3852026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/c/c-tokens-data-types-variables-and-constants/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C02.jpgC Tokens, Data Types, Variables & Constants | GSEB Std 10Tokens are the smallest pieces of a C program; data types set what a variable holds and how much memory it needs. An identifier cannot start with a digit, contain spaces, or be a keyword.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C02.mp4https://www.youtube.com/embed/LljcVx9Ddqg4712026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/c/decision-making-in-c-if-else-if-and-switch/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C05.jpgif, else if and switch in C: Decision Making | GSEB Std 10C makes decisions with if, if-else, the else if ladder, nested if and switch; in C, 0 is false and non-zero is true. In a switch, a missing break makes the code fall through to the next cases.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C05.mp4https://www.youtube.com/embed/t4V6b0JQD0o4312026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/c/functions-in-c-call-by-value-and-call-by-reference/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C07.jpgFunctions in C: Call by Value vs Reference | GSEB Std 10A function is a named block of code; call by value passes copies, and call by reference passes addresses so originals change.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C07.mp4https://www.youtube.com/embed/KWmdfoFFL3w4532026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/c/input-and-output-in-c-printf-and-scanf/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C03.jpgprintf() and scanf() in C: Input, Output & Format Specifiersprintf shows output and scanf reads input in C, using format specifiers like %d, %f, %c and %s. scanf needs & before a variable because it must store the value at its address.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C03.mp4https://www.youtube.com/embed/GZIG7H2A04E4352026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/c/introduction-to-c-structure-and-life-cycle-of-a-c-program/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C01.jpgIntroduction to C: Program Structure & Life Cycle | GSEB Std 10A C program has header files, a main function and statements, and it runs after four steps: edit, compile, link and run.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C01.mp4https://www.youtube.com/embed/4_PliSCNcTA4522026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/c/loops-in-c-while-do-while-and-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C06.jpgLoops in C: while, do-while, for, break & continueA loop repeats a block of code; while and for check the condition first, and do-while always runs at least once.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C06.mp4https://www.youtube.com/embed/kmlNxh6gxto4302026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/c/operators-and-expressions-in-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C04.jpgOperators in C: Precedence, ++ and Bitwise | GSEB Std 10C operators act on operands: arithmetic, relational, logical, assignment, increment, conditional and bitwise. Precedence decides which runs first; associativity decides for operators at the same level.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C04.mp4https://www.youtube.com/embed/HBysbySaURo4652026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/c/recursion-in-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C09.jpgRecursion in C: Base Case, Factorial, FibonacciRecursion is a function calling itself; it needs a base case to stop, and every call gets its own stack frame.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C09.mp4https://www.youtube.com/embed/k63ZEmVJ6LI4192026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/c/scope-lifetime-and-storage-classes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C08.jpgScope, Lifetime & Storage Classes in C: auto, static, externScope is where a variable can be used, lifetime is how long it lives, and storage classes auto, register, static, extern set both.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C08.mp4https://www.youtube.com/embed/6J8Yg-3N-R84432026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/70-chance-of-rain-take-an-umbrella/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI18-R3.jpgProbability in Weather, Cricket and Traffic70% chance of rain. Take an umbrella? Yes, rain is likely. A 70% rain forecast means rain is likely. Cricket win predictors and maps predicting jams also use probability. A 37 second Artificial Intelligence clip from the lesson Probability for AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI18-R3.mp4https://www.youtube.com/embed/htpyC6m9IHM372026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/a-caller-wants-your-otp-for-a-refund-share-it/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-048-R1.jpgCaller Asks for Your OTP? Never Share ItA caller wants your OTP for a refund. Share it? Never. Never share your OTP, even for a refund. Online shopping works anytime, but HTTPS and a secret OTP keep you safe. A 46 second Course Topics clip from the lesson Advantages, limitations and security in e-commerce.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-048-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/a-table-has-3-columns-and-4-rows-what-is-the-cardinality/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB02-R3.jpgDegree or Cardinality? Rows vs ColumnsA table has 3 columns and 4 rows. What is the cardinality? 4. Degree is the number of columns and cardinality is the number of rows. The heading row is never counted. A 44 second Databases and SQL clip from the lesson The Relational Model: Relation, Tuple, Attribute, Domain, Degree and Cardinality.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB02-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/ai-says-sick-but-you-are-healthy-what-is-it/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI10-R2.jpgTP, FP, TN, FN with a Dengue Test ExampleAI says sick, but you are healthy. What is it? A false positive. True positive: sick and sick. False positive: a false alarm. True negative: healthy and healthy. False negative: a missed case. A 43 second Artificial Intelligence clip from the lesson Evaluation Basics: True Positive, False Positive, True Negative, False Negative.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI10-R2.mp4https://www.youtube.com/embed/zoo2noV1Zz4432026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/an-overloaded-socket-is-which-type-of-hazard/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-043-R2.jpgFour Types of Office Hazards: Physical to HealthAn overloaded socket is which type of hazard? A fire hazard. Four hazard types: physical like a wet floor, electrical like a naked wire, fire like a full socket, health like bad posture. A 43 second Course Topics clip from the lesson Workplace hazards: types, computers, office equipment and stress.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-043-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-a-and-a-the-same/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C04-R2.jpga++ vs ++a in C: Prefix and PostfixAre a++ and ++a the same? No. Postfix uses then adds; prefix adds then uses. a++ uses the value first and then adds one; ++a adds one first and then uses the new value. A 43 second C clip from the lesson Operators and Expressions in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C04-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-ai-and-machine-learning-the-same/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI01-R5.jpgAI vs Machine Learning vs Deep LearningAre AI and machine learning the same? No. ML is one part of AI. AI is the biggest circle, machine learning sits inside it, and deep learning sits inside machine learning. A 42 second Artificial Intelligence clip from the lesson What is Artificial Intelligence? Intelligence, Evolution and Types of AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI01-R5.mp4https://www.youtube.com/embed/ZoJ6-QKAs84422026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-animation-and-transition-the-same/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-046-R2.jpgAnimation or Transition? The Difference in ImpressAre animation and transition the same? No. An animation moves objects inside a slide. A transition plays when one slide changes to the next. A 41 second Course Topics clip from the lesson Presentations (OpenOffice Impress): views, animations, transitions, headers and footers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-046-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-class-and-object-the-same/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP07-R1.jpgClass vs Object, Abstraction, Encapsulation in C++Are class and object the same? No. A class is the design; an object is the real thing. A class is a blueprint and an object is its real copy; abstraction hides details and encapsulation wraps data and functions together. A 43 second Cyber Safety and Ethics clip from the lesson Basic Concepts of OOP in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP07-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-entrepreneurs-born-not-made/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-19-R1.jpg4 Jobs Every Entrepreneur DoesAre entrepreneurs born, not made? That is a myth. The skills can be learnt. An entrepreneur decides what to sell, manages staff and money, takes the risk of loss, and innovates with new ideas. A 44 second Employability Skills clip from the lesson Employability Skills III: Unit 4: Entrepreneurial Skills III.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-19-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-entrepreneurs-born/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-12-R1.jpg3 Myths About Starting a BusinessAre entrepreneurs born? No. Skills like planning and confidence are learned. Three myths cleared: entrepreneurs are made, not born; you can start small; and anyone can start, not only rich families. A 42 second Employability Skills clip from the lesson Employability Skills III: Myths and types of entrepreneurship.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-12-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-extreme-values-accepted/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-009-R2.jpgFour Kinds of Test Data for Marks 0 to 100Are extreme values accepted? Yes. They are at the ends of the range. For marks 0 to 100: normal 45 is accepted, abnormal -5 or ten is rejected, extreme is 0 and 100, boundary tests 100 and 101. A 44 second Course Topics clip from the lesson Test data: normal, abnormal, extreme, boundary.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-009-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-git-and-github-the-same/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY44-R3.jpgGit vs GitHub: What Is the Difference?Are Git and GitHub the same? No. Git is the tool; GitHub stores repositories online. Git is the version control tool; GitHub stores code online. push uploads commits, clone copies a project, and pull brings new commits. A 41 second Python clip from the lesson Sharing Your Code: Version Control Basics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY44-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-marks-data-or-information/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB01-R1.jpgData or Information? The DifferenceAre marks data or information? Data. Data is raw facts, like the marks 88, 76 and 91. Information is processed data, like the average 85. A 39 second Databases and SQL clip from the lesson Why Databases: Data, Information and the DBMS.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB01-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-parameters-and-arguments-the-same/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY20-R1.jpgParameter or Argument? Python FunctionsAre parameters and arguments the same? No. Parameters are in the def line; arguments are in the call. In Python, a parameter is the name in the def line, and an argument is the value in the call. A 39 second Python clip from the lesson Function Arguments: Positional, Default and Keyword Parameters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY20-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/are-the-two-cycles-different-ideas/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI41-R4.jpgData Science Methodology vs AI Project CycleAre the two cycles different ideas? No. Same idea, more detail. They match: scoping is understanding, acquisition is collection, exploration is preparation, modelling stays the same. A 39 second Artificial Intelligence clip from the lesson Data Science Methodology.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI41-R4.mp4https://www.youtube.com/embed/9_hc7MxRRgk392026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/bird-b-new-crow-what-does-b-cry-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV25-R4.jpgChirp or Caw? Overriding in JavaBird b = new Crow(); what does b.cry() print? Caw, because Java uses the actual object at run time. When a child overrides a method, Java runs the version of the actual object, so a Bird variable holding a Crow prints Caw. A 41 second Java clip from the lesson Inheritance in Java: extends, super and Method Overriding.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV25-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-99-accurate-model-be-useless/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI11-R3.jpg99% Accurate but Useless? Pick the Right MetricCan a 99% accurate model be useless? Yes, when the cases you care about are rare. Pick the metric by the costly mistake: disease tests need recall, spam filters need precision, fraud needs F1. A 42 second Artificial Intelligence clip from the lesson Model Evaluation Metrics: Confusion Matrix, Accuracy, Precision, Recall and F1.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI11-R3.mp4https://www.youtube.com/embed/HWFw0nUm-6Q422026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-bulb-use-the-internet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY28-R1.jpgInternet of Things (IoT) and Sensors ExplainedCan a bulb use the internet? Yes, as an IoT device. IoT links everyday objects to the internet. Sensors measure the world: temperature (heat), motion (movement), gas (leaks). A 43 second Computer Systems clip from the lesson Emerging Trends: IoT, Sensors, Smart Cities, Big Data, AR and VR.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY28-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-class-have-two-constructors/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV16-R3.jpgOne Class, Square and RectangleCan a class have two constructors? Yes, if their parameter lists differ. That is constructor overloading. One class can have several constructors with different parameter lists, so one Box class serves both squares and rectangles. A 39 second Java clip from the lesson Constructors and the this Keyword.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV16-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-class-have-two-parents/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV25-R5.jpgCan a Java Class Have Two Parents?Can a class have two parents? No. A class extends only one class. Java classes allow single, multilevel and hierarchical inheritance. Multiple inheritance works only through interfaces. A 40 second Java clip from the lesson Inheritance in Java: extends, super and Method Overriding.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV25-R5.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-computer-draw-a-picture-nobody-drew-before/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI37-R1.jpgWhat Is Generative AI?Can a computer draw a picture nobody drew before? Yes, with Generative AI. Generative AI creates new content: text, images, audio and code. It learns from huge data, and a prompt tells it what to make. A 41 second Artificial Intelligence clip from the lesson Generative AI: How it Works, Types and Applications.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI37-R1.mp4https://www.youtube.com/embed/SxWef3CMQpU412026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-computer-find-groups-without-labels/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI26-R1.jpgClustering: Finding Groups Without LabelsCan a computer find groups without labels? Yes, by clustering. Clustering finds groups from data with no labels. It is unsupervised learning; similar items share a cluster. A 40 second Artificial Intelligence clip from the lesson Clustering and the k-Means Algorithm.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI26-R1.mp4https://www.youtube.com/embed/uvCMPENxntc402026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-computer-store-the-shape-of-a/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY16-R1.jpgHow Does a Computer Store the Letter A?Can a computer store the shape of A? No. It stores a number code for A in binary. A computer stores letters as codes: each character gets a number, and that number is stored in binary. A 41 second Computer Systems clip from the lesson Character Encoding: ASCII, ISCII and Unicode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY16-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-const-change-later/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP02-R2.jpgVariable vs const in C++Can a const change later? No. It gives a compile error. A C++ variable can change, but a const value is fixed and changing it gives a compile error. A 40 second Cyber Safety and Ethics clip from the lesson C++ Tokens, Data Types, Variables and Operators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP02-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-destructor-take-arguments/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP08-R4.jpgWhich C++ Object Dies First? Destructor OrderCan a destructor take arguments? No. Destructors run in reverse order: a is made first, then b, so at the brace b dies first and it prints BA. A 43 second Cyber Safety and Ethics clip from the lesson Classes and Objects with Constructors and Destructors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP08-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-dice-show-7/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI18-R2.jpgImpossible, Unlikely, Likely, Certain EventsCan a dice show 7? Never. It is impossible, probability 0. Impossible is 0, unlikely is below 0.5, likely is above 0.5 and certain is 1. A dice can never show 7. A 35 second Artificial Intelligence clip from the lesson Probability for AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI18-R2.mp4https://www.youtube.com/embed/vDIzi3d9s6k352026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-drop-be-undone/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB05-R4.jpgThe SQL Command With No Undo: DROPCan a DROP be undone? No. DDL saves at once. DROP TABLE deletes a table and its rows. DROP DATABASE deletes every table inside it. There is no undo. A 37 second Databases and SQL clip from the lesson SQL Data Definition: CREATE DATABASE, CREATE TABLE, ALTER and DROP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB05-R4.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-java-array-grow-after-it-is-created/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV37-R1.jpgWhy a Java Array Cannot GrowCan a Java array grow after it is created? No. Its size is fixed at creation. An array's size is fixed when it is created, so it can never grow, and it has no add or remove method. A 42 second Java clip from the lesson ArrayList and Collections.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV37-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-job-pay-you-and-protect-the-earth/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-IV-05-R1.jpgWhat Do Green Jobs Actually Do?Can a job pay you and protect the Earth? Yes. That is what a green job does. A green job is decent work that helps nature: it saves energy and materials, cuts pollution and emissions, and reduces waste. A 40 second Employability Skills clip from the lesson Employability Skills IV: Green jobs and their importance.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-05-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-list-hold-other-lists/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY13-R4.jpgA List Inside a List? Loop a Nested List in PythonCan a list hold other lists? Yes. That is a nested list. To loop a nested list in Python, use for row in rows; row[0] and row[1] pick items from each inner list. A 42 second Python clip from the lesson Lists: Creating, Indexing, Slicing and List Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY13-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-model-learn-with-no-labels/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI23-R2.jpgUnsupervised Learning: No Labels, Find GroupsCan a model learn with no labels? Yes. In unsupervised learning the data has no labels, and the model finds groups itself, like frequent and big spenders. A 39 second Artificial Intelligence clip from the lesson Types of Machine Learning: Supervised, Unsupervised and Reinforcement.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI23-R2.mp4https://www.youtube.com/embed/n-oBugL9DyQ392026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-model-read-the-word-delhi/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI20-R2.jpgNormalising and One-hot Encoding DataCan a model read the word Delhi? No. It must be encoded as numbers. Models only read numbers. Normalising scales numbers to 0-1; encoding turns text into numbers, like Delhi = 1 0 0. A 42 second Artificial Intelligence clip from the lesson Data Pre-processing and Data Interpretation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI20-R2.mp4https://www.youtube.com/embed/FlzG-W1zLT0422026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-program-survive-10-0/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV27-R2.jpgDivide by Zero Without CrashingCan a program survive 10 / 0? Yes, if the division sits in a try block with a matching catch. Risky code goes in try, catch handles the problem, and finally runs whether the exception happened or not. A 43 second Java clip from the lesson Exception Handling in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV27-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-python-function-return-two-values/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY19-R3.jpgTwo Answers From One Call? Python returnCan a Python function return two values? Yes. Separate them with commas after return. A Python function can return many values separated by commas, like return a + b, a * b, and unpack them on the call line. A 44 second Python clip from the lesson User-defined Functions: Defining, Calling and Returning Values.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY19-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-report-change-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB18-R3.jpgCreate a Report With the Report Wizard | BaseCan a report change data? No, reports are read only. The Report Wizard turns a table into a printout: choose fields and labels, group and sort, pick a layout and add a title. A 41 second Databases and SQL clip from the lesson Forms and Reports in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB18-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-sort-swap-only-once-per-pass/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV23-R2.jpgSelection Sort: One Swap per PassCan a sort swap only once per pass? Yes. Selection sort finds the smallest value, then makes a single swap. Selection sort finds the smallest value in the unsorted part and swaps it into place, so each pass makes at most one swap. A 39 second Java clip from the lesson Sorting Arrays: Bubble, Selection and Insertion Sort.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV23-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-a-subclass-use-a-private-member/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV18-R4.jpgCan a Subclass See private Data?Can a subclass use a private member? No. Use protected if the child class needs it. private stays hidden even from a subclass, protected is open to subclasses, and a local variable never takes an access specifier. A 44 second Java clip from the lesson Access Specifiers, Encapsulation and Visibility.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV18-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-ai-decide-without-rules/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI09-R2.jpgLearning-based AI: Examples Instead of RulesCan AI decide without rules? Yes, by learning from examples. A learning-based model gets many labelled examples, finds the patterns itself, then predicts new cases. A 41 second Artificial Intelligence clip from the lesson Modelling: Rule-based vs Learning-based AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI09-R2.mp4https://www.youtube.com/embed/hL-G95h0qTE412026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-ai-sound-sure-and-still-be-wrong/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI51-R4.jpgGenerative AI: Benefits, Limits and What Comes NextCan AI sound sure and still be wrong? Yes. Generative AI saves time, but it can invent facts and make deepfakes; AI agents that finish tasks are coming next. A 42 second Artificial Intelligence clip from the lesson Generative AI: Types, Tools, Applications, Benefits and Limitations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI51-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-ai-work-without-maths/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI17-R1.jpgWhy AI Needs MathsCan AI work without maths? No. AI turns data into numbers. Statistics summarises that data and probability helps AI predict. A 36 second Artificial Intelligence clip from the lesson Statistics for AI: Mean, Median, Mode, Variance and Standard Deviation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI17-R1.mp4https://www.youtube.com/embed/g-y7rdPUDyY362026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-an-arraylist-hold-int-values-directly/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV37-R2.jpgArrayList Basics: add, get and size()Can an ArrayList hold int values directly? No. It holds objects, so you use Integer. Import java.util.ArrayList, then use add() to put items at the end, get(0) to read the first one, and size() to count them. A 38 second Java clip from the lesson ArrayList and Collections.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV37-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-an-if-else-fit-on-one-line/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV07-R3.jpgif-else in One Line: Java TernaryCan an if-else fit on one line? Yes, with the ternary operator: condition ? value : value. The ternary operator is condition ? value if true : value if false, so m ≥ 33 ? "Pass" : "Fail" gives Pass when m is 68. A 39 second Java clip from the lesson Java Operators, Precedence and Expressions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV07-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-banks-store-all-upi-data-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI40-R3.jpgMining Data Streams: How Banks Study UPICan banks store all UPI data first? No. They process it as it arrives. Banks mine the stream: data arrives nonstop, each item is processed as it arrives, and a sliding window keeps the latest. A 39 second Artificial Intelligence clip from the lesson Big Data Analytics and Mining Data Streams.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI40-R3.mp4https://www.youtube.com/embed/SKRMlU4B38Y392026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-lossy-removed-data-be-brought-back/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY18-R3.jpgLossy Compression: JPEG, MP3, AAC and MP4Can lossy removed data be brought back? No. Lossy compression removes some detail for good: JPEG for images, MP3 and AAC for audio, MP4 for video. A 42 second Computer Systems clip from the lesson Data Compression: Lossy and Lossless.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY18-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-math-max-take-three-numbers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV09-R2.jpgTopper of Three? Use max TwiceCan Math.max take three numbers? No. It takes two, so call it twice. Math.max compares exactly two values, so call it twice to find the biggest of three numbers. A 43 second Java clip from the lesson Mathematical Library Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV09-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-month-dob-be-used-in-where/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB10-R4.jpgCan a Function Go Inside WHERE?Can MONTH(dob) be used in WHERE? Yes, to pick birthdays in a month. Yes. In SELECT a function changes what is shown; in WHERE it helps pick rows. It runs once for every row. A 38 second Databases and SQL clip from the lesson SQL Single Row Functions: Math, Text and Date.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB10-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-most-office-accidents-be-prevented/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-044-R1.jpgCan Office Accidents Be Prevented? 4 HabitsCan most office accidents be prevented? Yes. Most office accidents can be prevented: wipe spills at once, keep walkways clear, store heavy items low, report bad wires. A 43 second Course Topics clip from the lesson Prevent accidents and emergencies at the workplace.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-044-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-one-print-show-two-lines/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY04-R5.jpgTwo lines from one print? Escape sequencesCan one print show two lines? Yes, with \n. Python escape sequences: \n is a new line, \t is a tab, and a backslash puts a quote inside a string. A 46 second Python clip from the lesson Input, Output and Type Conversion.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY04-R5.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-one-select-use-four-aggregates/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB11-R3.jpgTotal, Average and Top in One QueryCan one SELECT use four aggregates? Yes. One query can give all four: SUM is the total, AVG the average, MAX the highest and MIN the lowest. A 42 second Databases and SQL clip from the lesson Aggregate Functions: COUNT, SUM, AVG, MAX and MIN.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB11-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-orange-handle-photos-and-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI42-R4.jpgOrange Workflows for Data, Images and TextCan Orange handle photos and text? Yes, with add-ons. Data science uses Test and Score, computer vision uses Image Embedding, and NLP uses Bag of Words. Add-ons come from Options. A 40 second Artificial Intelligence clip from the lesson No-code AI with Orange Data Mining.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI42-R4.mp4https://www.youtube.com/embed/SxK2tjbRocY402026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-others-see-bcc-names/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-014-R1.jpgCc vs Bcc in Email: What Is the Difference?Can others see Bcc names? No. Bcc names are hidden. Cc and Bcc both send copies. Cc names are visible to everyone; Bcc names are hidden. Check before Reply All. A 44 second Course Topics clip from the lesson Sending and receiving messages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-014-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-r-be-1-5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI24-R1.jpgPearson r Explained: Can r Be 1.5?Can r be 1.5? No. Never. Pearson r goes from -1 to +1: +1 is a perfect rise, 0 is no link, -1 is a perfect fall. A 41 second Artificial Intelligence clip from the lesson Regression: Correlation and Linear Regression.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI24-R1.mp4https://www.youtube.com/embed/qQD2YG6P8H8412026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-randrange-1-6-give-6/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY22-R3.jpgCan randrange Give 6? Python random ModuleCan randrange(1, 6) give 6? No. The stop value is never included. randint(1, 6) can give 6 because it includes both ends; randrange(1, 6) never includes 6; random() gives a decimal below 1. A 40 second Python clip from the lesson Python Modules: math, random and statistics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY22-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-recorded-lessons-be-replayed/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-050-R1.jpgMissed a Class? Online Tutorials and TestsCan recorded lessons be replayed? Yes. A tutorial is a lesson online, live or recorded. An online test checks you on screen. A 40 second Course Topics clip from the lesson Online Tutorials and Tests.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-050-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-return-type-alone-tell-them-apart/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP04-R4.jpgFunction Overloading in C++: Same Name, Two JobsCan return type alone tell them apart? No. Two C++ functions can share a name if their parameters differ: area(5) calls the square version, area(4, 6) the rectangle one. A 41 second Cyber Safety and Ethics clip from the lesson Functions in C++: Overloading, Default Arguments and Inline.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP04-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-sheets-be-renamed-after-this/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-015-R1.jpgStop Excel Sheets Being DeletedCan sheets be renamed after this? No. To stop sheets being deleted in Excel: Review, Protect Workbook, keep Structure ticked, add a password, click OK. A 42 second Course Topics clip from the lesson Workbook protection.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-015-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-technology-protect-nature/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-15-R1.jpgTech That Saves NatureCan technology protect nature? Yes. Solar replaces coal, drip watering saves water, and satellites spot forest loss. Technology conserves resources: solar panels replace coal, drip watering saves water, and satellites spot forest loss early. A 43 second Employability Skills clip from the lesson Employability Skills III: Role of technology in conserving the environment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-15-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-these-qualities-be-built/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-22-R1.jpgEntrepreneurs: Born or Made?Can these qualities be built? Yes, with practice. Made. Patience, confidence and creativity are qualities you can practise, while the functions are decide, manage, risk and innovate. A 44 second Employability Skills clip from the lesson Qualities and functions of an entrepreneur.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-22-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-two-methods-have-the-same-name/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV15-R1.jpgTwo Methods, One Name in JavaCan two methods have the same name? Yes, if their parameter lists differ in number, type or order. Overloading means several methods in one class share a name but differ in their parameter lists. A different return type alone is an error. A 42 second Java clip from the lesson Method Overloading.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV15-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-using-a-computer-be-eco-friendly/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY29-R4.jpgGreen Computing: Save Energy, Recycle E-wasteCan using a computer be eco friendly? Yes, with green computing. Green computing means using sleep mode and switching off, buying energy-efficient devices, and giving e-waste to authorised recyclers. A 40 second Computer Systems clip from the lesson Mobile Computing, RFID, Biometrics and Green Computing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY29-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-we-forget-an-ai-after-launch/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI12-R3.jpgWhy AI Models Need Monitoring After LaunchCan we forget an AI after launch? No. We must monitor it. Real data changes over time, so accuracy can drop. We monitor the model and retrain with new data. A 38 second Artificial Intelligence clip from the lesson Deployment of AI Solutions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI12-R3.mp4https://www.youtube.com/embed/P3MrPx9kXnc382026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-call-a-method-without-an-object/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV17-R2.jpgCall a Java Method Without an ObjectCan you call a method without an object? Yes, if it is static. Call it with the class name. A static method belongs to the class, so you call it with the class name and no object, just like Math.sqrt(). A 37 second Java clip from the lesson Static Members: Class Variables and Class Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV17-R2.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-change-one-letter-of-a-string/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY11-R5.jpgWhy Can't You Change One Letter of a String?Can you change one letter of a string? No. Strings are immutable, so Python gives a TypeError. Python strings are immutable, so name[0] = "S" gives a TypeError; you build a new string instead. A 41 second Python clip from the lesson Strings: Indexing, Slicing and String Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY11-R5.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-collect-any-data-you-want/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI07-R4.jpgSystem Maps and Ethical Data CollectionCan you collect any data you want? No. Ask consent and collect only what you need. Plan first, then collect fairly. A system map links elements with plus and minus signs, and data needs consent. A 41 second Artificial Intelligence clip from the lesson Data Acquisition: Sources, Features and Types of Data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI07-R4.mp4https://www.youtube.com/embed/3s6KW3me9T4412026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-fill-the-log-book-the-night-before/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI22-R3.jpgProject Log Book: What Each Entry NeedsCan you fill the log book the night before? No. Examiners notice. Write the log book every week: date and work done, who did it, problems faced and the next step. A 37 second Artificial Intelligence clip from the lesson The AI Capstone Project: Planning, Log Book, Documentation and Video.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI22-R3.mp4https://www.youtube.com/embed/bEE95qpMFbA372026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-give-input-before-the-program-starts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV08-R4.jpgJava Command Line Arguments in argsCan you give input before the program starts? Yes, as command line arguments after the class name. Values typed after the class name arrive in main's args array as Strings, so args[0] is "Riya" and args[1] is the text "15". A 43 second Java clip from the lesson Input in Java: Scanner Class and Other Input Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV08-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-jail-the-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI47-R2.jpgAI Car Crashed: Who Is Responsible?Can you jail the AI? No. You cannot jail an AI. The manufacturer, programmers, owner or driver, or unclear government rules may be answerable. A 43 second Artificial Intelligence clip from the lesson AI and Society: Self-driving Cars and Other Challenges.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI47-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-join-two-tuples/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY16-R2.jpgCan You Join a Tuple? Python Tuple OperationsCan you join two tuples? Yes. + makes a new tuple. Python tuples cannot change, but you can index, slice, join with +, repeat with * and check with in; each makes a new tuple. A 45 second Python clip from the lesson Tuples: Operations, Methods and Tuple Assignment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY16-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-name-a-variable-int/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV04-R2.jpgWhy Java Refuses a Variable Named intCan you name a variable int? No. int is a keyword with a fixed meaning. Keywords already have a fixed meaning in Java, so they cannot be used as names. All of them are lowercase. A 43 second Java clip from the lesson Java Tokens: Keywords, Identifiers, Literals, Separators and Comments.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV04-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-reverse-a-string-without-a-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY11-R2.jpgReverse a Word in One Line? Python String SlicingCan you reverse a string without a loop? Yes. Use a slice with a step of -1, like day[::-1]. Python string slicing uses [start:stop:step]; start is included, stop is not, and a step of -1 reverses the string. A 41 second Python clip from the lesson Strings: Indexing, Slicing and String Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY11-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-reverse-a-word-without-a-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV29-R4.jpgReverse a Word Without a LoopCan you reverse a word without a loop? Yes. Reverse the rest, then add the first letter. Reverse a word by reversing the rest and adding the first letter. An empty string is the base case, so "JAVA" becomes "AVAJ". A 41 second Java clip from the lesson Recursion in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV29-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-share-a-friend-s-chat-screenshot/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC02-R4.jpgRespecting Others Online: 4 RulesCan you share a friend's chat screenshot? No. That is their private information. Disagree politely and criticise ideas, not people. Never share someone's details or chats, never mock anyone, and do not tag embarrassing photos. A 39 second Computer Science clip from the lesson Netiquette: Net, Communication and Social Media Etiquette.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC02-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-share-your-aadhaar-number-in-a-chat/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC03-R3.jpgWhat Should Stay Private Online?Can you share your Aadhaar number in a chat? No. It is for official use only. Passwords, OTPs and PINs are never shared. Aadhaar and card numbers go only to official use. Live location stays with family. A 38 second Computer Science clip from the lesson Cyber Safety: Safe Browsing, Identity Protection and Confidentiality.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC03-R3.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-type-name-by-hand/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-039-R1.jpgInsert Merge Fields, Never Type ThemCan you type «Name» by hand? No, it stays plain text. Attach the data source, then use Mailings, Insert Merge Field and pick the column. Typed chevrons stay as plain text. A 42 second Course Topics clip from the lesson Inserting merge fields.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-039-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-type-name-yourself/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-011-R1.jpgMail Merge Not Working? Do Not Type « »Can you type «Name» yourself? No. Use Insert Merge Field. Typed « » brackets are plain text, so the merge will not fill them. Use Insert Merge Field, Preview Results, then Finish & Merge. A 41 second Course Topics clip from the lesson Merging data into the main document.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-011-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-use-cracked-software-for-a-project/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC09-R3.jpgJust a School Project? Licences MatterCan you use cracked software for a project? No. It is illegal and risky. Cracked software is illegal and often hides malware, and reused code or images need credit. Open source tools are free and legal. A 40 second Computer Science clip from the lesson Software Licensing: Open Source, Free and Proprietary Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC09-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-you-use-lossy-compression-for-an-app/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY18-R4.jpgLossy or Lossless? How to ChooseCan you use lossy compression for an app? No, apps need lossless. Choose lossless when you need an exact copy (apps, text); choose lossy when small size matters (photos, streamed songs). A 42 second Computer Systems clip from the lesson Data Compression: Lossy and Lossless.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY18-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/can-your-own-file-be-a-module/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY22-R5.jpgMake Your Own Python Module: import shopCan your own file be a module? Yes. Any Python file is a module. Any Python .py file is a module: save a function in shop.py, keep main.py in the same folder, and write import shop. A 44 second Python clip from the lesson Python Modules: math, random and statistics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY22-R5.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/column-d-row-7-is-called/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-018-R2.jpgCell Address in Calc: D7 or 7D?Column D, row 7 is called? D7. In a spreadsheet, a cell is named column first, then row. Column D, row 7 is D7, not 7D. A 42 second Course Topics clip from the lesson Introduction to Calc – worksheets, cells, rows and columns.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-018-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/describe-the-role-of-the-inference-engine/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY30-R4.jpgIGCSE AI Question: Role of the Inference EngineDescribe the role of the inference engine.? It applies the rules to the user's data to reach a conclusion. The inference engine applies the rules in the rule base to the user's data to reach a conclusion. A 40 second Computer Systems clip from the lesson AI: Characteristics, Expert Systems and Machine Learning.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY30-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-a-loop-and-a-comprehension-give-the-same-list/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY36-R1.jpgLoop vs List Comprehension: Same List, One LineDo a loop and a comprehension give the same list? Yes, here both hold 0, 1, 4 and 9, so a == b is True. A loop needs an empty list and append() to build a list. A list comprehension builds the same list in one line. A 43 second Python clip from the lesson List Comprehensions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY36-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-bluetooth-and-wi-fi-use-the-same-kind-of-signal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT03-R3.jpgBluetooth vs Wi-Fi: What Is the Difference?Do Bluetooth and Wi-Fi use the same kind of signal? Yes, both use radio waves. They differ in range, speed and power. Both use radio waves, but Bluetooth reaches about 10 metres at lower speed and very low power, while Wi-Fi reaches tens of metres and is much faster. A 44 second Networks and the Internet clip from the lesson Transmission Media: Wired and Wireless.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT03-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-employers-really-search-names-online/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC01-R3.jpgCan One Old Post Cost You a Job?Do employers really search names online? Yes, many do. Colleges may check profiles and employers often search a candidate's name. Good projects help; rude posts hurt. A 40 second Computer Science clip from the lesson Digital Footprints: Active and Passive.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC01-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-forty-students-need-forty-variables/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV21-R1.jpg40 Students, One ArrayDo forty students need forty variables? No. One array holds all forty marks. An array stores many values of the same type under one name, in numbered boxes that start at index 0. A 46 second Java clip from the lesson One-dimensional Arrays.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV21-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-logic-errors-stop-a-program-running/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-004-R1.jpgSpot the Logic Error: Total Is Always WrongDo logic errors stop a program running? No. They run but give wrong results. Total ← M replaces the total each time. That is a logic error; the fix is Total ← Total + M. A 42 second Course Topics clip from the lesson Trace tables and identifying/correcting errors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-004-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-non-printing-characters-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-020-R3.jpgNon-Printing Characters: See Hidden MarksDo non-printing characters print? No. Non-printing characters show hidden keys: ¶ for Enter, a dot for a space, an arrow for a tab. In Writer press Ctrl+F10. They never print. A 39 second Course Topics clip from the lesson Spelling & grammar check; synonyms and thesaurus; non-printing characters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-020-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-real-banks-ask-for-an-otp/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC06-R2.jpgThis Bank Email Is Fake: 3 Red FlagsDo real banks ask for an OTP? No, never. Check the sender domain, the general greeting and any request for an OTP. Pharming sends you to a fake site even from the right address. A 41 second Computer Science clip from the lesson Cyber Crime: Hacking, Phishing, Cyber Bullying and Cyber Stalking.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC06-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-rows-use-letters-or-numbers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-005-R1.jpgWhat Does B3 Mean in a Spreadsheet?Do rows use letters or numbers? Numbers. B3 is a cell address: column B, row 3. Columns use letters, rows use numbers, and the column letter comes first. A 38 second Course Topics clip from the lesson Spreadsheets: concept of a worksheet and a workbook, create and save a worksheet..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-005-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-tables-of-numbers-change-minds/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI48-R1.jpgWhy Data Stories Beat Tables of NumbersDo tables of numbers change minds? Rarely. A story can. Data stories are easy to understand, remembered longer, and they move people to act. A 40 second Artificial Intelligence clip from the lesson Data Storytelling: Turning Data into a Story.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI48-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-ten-menu-choices-need-ten-if-statements/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV45-R2.jpgBuild a Menu with switch, Not Ten ifsDo ten menu choices need ten if statements? No. One switch with ten cases is clearer. switch matches the user's choice with one case label, so ten choices need ten cases, not ten if statements. A 44 second Java clip from the lesson Menu-driven Programs with switch and System.exit.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV45-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-totals-update-when-a-mark-changes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-025-R1.jpgWhat Is a Spreadsheet? A Grid That CalculatesDo totals update when a mark changes? Yes, by themselves. A spreadsheet is a smart table of rows and columns that stores numbers and text, uses formulas, and updates totals by itself. A 43 second Course Topics clip from the lesson Introduction to spreadsheet application; starting Calc and its parts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-025-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-views-change-the-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-019-R2.jpgDocument Views: Normal, Web and Full ScreenDo views change the text? No, only the display. Views change only the display: Normal shows printed pages, Web looks like a web page, Full Screen is for reading. A 40 second Course Topics clip from the lesson Creating, opening, saving and closing a document; document views.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-019-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-we-multiply-matrices-place-by-place/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI19-R2.jpgMatrix Addition vs Multiplication RulesDo we multiply matrices place by place? No. Row times column. Addition needs the same order, then add matching places. Multiplication needs columns equal to rows, then row times column. A 41 second Artificial Intelligence clip from the lesson Matrices for AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI19-R2.mp4https://www.youtube.com/embed/J828u8OYck8412026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-you-have-to-recreate-a-table-to-add-a-column/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB05-R3.jpgForgot a Column? Use ALTER TABLEDo you have to recreate a table to add a column? No. Use ALTER TABLE ADD. ALTER TABLE adds a column, modifies its type, drops it, or adds a primary key. Your existing rows stay safe. A 40 second Databases and SQL clip from the lesson SQL Data Definition: CREATE DATABASE, CREATE TABLE, ALTER and DROP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB05-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-you-need-100-print-lines-for-1-to-100/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV11-R1.jpg1 to 100 Without 100 Print LinesDo you need 100 print lines for 1 to 100? No. One loop with a counter does it. A loop repeats its body while the condition is true. With i counting 1, 2, 3, the loop prints each value and stops when i becomes 4. A 44 second Java clip from the lesson Loops in Java: for, while and do-while.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV11-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-you-need-a-big-idea/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-04-R1.jpgDo You Need Lakhs to Start a Business?Do you need a big idea? No. Improving a small idea works too. No. Most businesses start small, skills can be learned, and even a small idea can work. A 40 second Employability Skills clip from the lesson Employability Skills II: Entrepreneurial Skills-II.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-04-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-you-need-a-new-idea/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-24-R1.jpgMyth: You Need Lakhs to StartDo you need a new idea? No, improving an old one works. You can start small, improve an existing idea, and learn the skills as you go. A 39 second Employability Skills clip from the lesson Myths about entrepreneurship.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-24-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-you-need-a-third-variable-to-swap/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY03-R2.jpgSwap two values in one line of PythonDo you need a third variable to swap? No, not in Python. Swap two variables in one line in Python with multiple assignment: tea, coffee = coffee, tea. A 41 second Python clip from the lesson Variables, Assignment and Data Types in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY03-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-you-need-code-for-teachable-machine/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI09-R4.jpgBuild an AI Model with No Code: Teachable MachineDo you need code for Teachable Machine? No. In Google's Teachable Machine, make two classes (Pen, Pencil), add webcam photos, click Train Model, then test. A 42 second Artificial Intelligence clip from the lesson Modelling: Rule-based vs Learning-based AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI09-R4.mp4https://www.youtube.com/embed/CfliGiqDLzg422026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-you-need-code/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI44-R2.jpgTrain an AI Model in Your Browser, No CodeDo you need code? No. Open Teachable Machine, make classes and add examples, click Train Model, and keep the tab open while it trains. A 42 second Artificial Intelligence clip from the lesson Build a No-code AI Model: Teachable Machine and Machine Learning for Kids.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI44-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-you-need-to-select-the-whole-paragraph/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-022-R1.jpgUse Indents, Not Spaces: Paragraph BasicsDo you need to select the whole paragraph? No, just click inside it. A paragraph ends where you press Enter. Click inside it, then format. Use indents, never many spaces. A 40 second Course Topics clip from the lesson Formatting paragraphs — indent, align, bullets and numbering, borders and background.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-022-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/do-you-need-to-write-code-in-orange/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI49-R1.jpgHow Orange Widgets Connect: Output to InputDo you need to write code in Orange? No. You drag and link widgets. In Orange, you drag widgets onto the canvas and link the output on the right to the input on the left. A 40 second Artificial Intelligence clip from the lesson Orange Data Mining: Components and the Widget Catalogue.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI49-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-1000-include-1000/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-055-R1.jpgDiscount at Exactly 1000? Java Greater-or-EqualDoes ≥ 1000 include 1000? Yes. With if (a ≥ 1000), an amount of exactly 1000 gets the discount, so the net bill is 900. A 41 second Course Topics clip from the lesson Case Study - Online Bill Calculator.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-055-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-business-help-only-its-owner/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-10-R1.jpgHow Entrepreneurs Help SocietyDoes a business help only its owner? No. It creates jobs, meets needs and pays taxes used for public works. Entrepreneurs help society in four ways: they create jobs, meet people's needs, develop small towns and pay taxes used for public works. A 43 second Employability Skills clip from the lesson Employability Skills III: Entrepreneurship and society.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-10-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-chart-update-when-data-changes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-030-R1.jpgWhy Use a Chart When You Have a Table?Does a chart update when data changes? Yes. A chart is a picture of your data: you compare values at a glance and see trends over time. It updates with the data. A 39 second Course Topics clip from the lesson Charts — importance, types, creating and inserting charts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-030-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-hidden-field-still-filter/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB17-R4.jpgSort and Hide Fields in a Base QueryDoes a hidden field still filter? Yes. The Sort row sets ascending or descending, and unticking Visible hides a field that can still filter results. A 41 second Databases and SQL clip from the lesson Queries in Base: Design View, Criteria and Sorting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB17-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-leak-give-an-error/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C13-R4.jpgMemory Leak in C: The Bug With No ErrorDoes a leak give an error? No. A memory leak happens when a function mallocs a block and returns without free, so the address is lost and the block stays stuck. A 40 second C++ clip from the lesson Dynamic Memory Allocation: malloc, calloc, realloc and free.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C13-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-mask-model-know-what-a-mask-is/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI44-R4.jpgDoes Your AI Model Really Understand?Does a mask model know what a mask is? No. No. It learned pixel patterns, not meaning. It may even learn the background, and it knows only its examples. A 41 second Artificial Intelligence clip from the lesson Build a No-code AI Model: Teachable Machine and Machine Learning for Kids.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI44-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-padlock-mean-a-site-is-safe/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC03-R1.jpgIs This Website Fake? 4 Warning SignsDoes a padlock mean a site is safe? No. It only means the link is encrypted. A padlock does not prove a site is honest. Watch for a misspelt domain, fake virus pop-ups, offers too good to be true and any OTP request. A 39 second Computer Science clip from the lesson Cyber Safety: Safe Browsing, Identity Protection and Confidentiality.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC03-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-program-always-run-top-to-bottom/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY07-R1.jpgDoes code always run top to bottom? Flow of controlDoes a program always run top to bottom? No. Three flows of control in Python: sequential goes in order, conditional chooses a path, iterative repeats. A 42 second Python clip from the lesson Decision Making: if, if-else and if-elif-else.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY07-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-project-start-with-code/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI22-R2.jpgWhere a Capstone Project Starts: The ProblemDoes a project start with code? No. With a clear problem. Start with a clear problem, not code: answer who, what, where and why, interview real users, then brainstorm and vote. A 38 second Artificial Intelligence clip from the lesson The AI Capstone Project: Planning, Log Book, Documentation and Video.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI22-R2.mp4https://www.youtube.com/embed/rXa_BycFu5U382026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-prototype-have-a-body/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C07-R2.jpgFunction Prototype in C: Why the Warning?Does a prototype have a body? No. It ends with a semicolon. If a function is written below main, add a prototype like int add(int, int); before main so the compiler can check calls. A 42 second C clip from the lesson Functions in C: Call by Value and Call by Reference.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C07-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-python-script-echo-values-like-the-shell/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-P-001-R1.jpgWhy did my Python answer vanish? Script mode trapDoes a Python script echo values like the shell? No. A script shows a value only when you use print(). Why a value shows in the Python shell but not in a saved script: script mode needs print(). A 41 second Course Topics clip from the lesson Interactive mode vs script mode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-P-001-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-script-bot-learn/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI34-R1.jpgScript Bot vs Smart Bot: Is Every Chatbot AI?Does a script bot learn? No. Not every chatbot is intelligent. Script bots follow a fixed script and never learn; smart bots like Alexa and Siri use AI. A 43 second Artificial Intelligence clip from the lesson Chatbots, Sentiment Analysis and Emotion Detection.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI34-R1.mp4https://www.youtube.com/embed/Vg-xRSbJfJQ432026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-torch-app-need-your-contacts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC04-R4.jpgTorch App Wants Your Contacts?Does a torch app need your contacts? No. Deny that permission. Deny permissions an app does not need, allow location only while using it, keep social accounts private and hide your phone and birthday. A 40 second Computer Science clip from the lesson Passwords, Privacy and Authentication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC04-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-a-video-travel-as-one-piece/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT08-R1.jpgWhy Is Data Split Into Packets?Does a video travel as one piece? No. It is split into many small packets. A video does not travel as one piece. It is split into small packets so many users can share the same lines. A 41 second Networks and the Internet clip from the lesson Packet Switching and How Data Travels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT08-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-ai-copy-answers-from-the-internet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI37-R2.jpgDoes Generative AI Copy or Create?Does AI copy answers from the internet? Not exactly. It predicts from learned patterns. Not exactly copy. Training finds patterns in huge data, stores them as numbers, then it predicts one next piece at a time. A 39 second Artificial Intelligence clip from the lesson Generative AI: How it Works, Types and Applications.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI37-R2.mp4https://www.youtube.com/embed/CUrcFwUWrbY392026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-ai-ever-know-for-sure/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI18-R4.jpgIs AI Ever 100% Sure? AI Predictions ExplainedDoes AI ever know for sure? No. AI gives probabilities, not certainties: a photo app says cat 0.92, a spam filter says spam 0.97. A 38 second Artificial Intelligence clip from the lesson Probability for AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI18-R4.mp4https://www.youtube.com/embed/6sLP8fFuZo0382026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-avg-treat-null-as-zero/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB11-R4.jpgAverage 79 or 63.2? NULL vs ZeroDoes AVG treat NULL as zero? No. It skips it. NULL is skipped, so AVG divides by the values present. A zero is a real value, so it lowers the average. A 42 second Databases and SQL clip from the lesson Aggregate Functions: COUNT, SUM, AVG, MAX and MIN.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB11-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-computer-vision-replace-doctors/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI50-R1.jpg4 Real Uses of Computer VisionDoes computer vision replace doctors? No. It helps doctors decide. Computer vision reads X-rays in healthcare, checks shelves in retail, spots leaf disease on farms and runs face entry at airports. A 42 second Artificial Intelligence clip from the lesson Computer Vision: Applications, Challenges and the Future.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI50-R1.mp4https://www.youtube.com/embed/4PNaNQ49YUM422026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-continue-stop-the-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP03-R3.jpgbreak vs continue in C++: Skip the 3Does continue stop the loop? No. It skips only that round. continue skips one round but the loop goes on, so skipping 3 prints 1245; break would stop the loop. A 40 second Cyber Safety and Ethics clip from the lesson Control Statements in C++: if, switch and Loops.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP03-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-defining-a-class-use-memory-for-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP08-R2.jpgCreating Objects in C++: Where Memory Comes FromDoes defining a class use memory for data? No. Objects get the memory. Defining a C++ class uses no memory for data; each object gets its own memory, so Box a{5}, b{8} gives 13. A 41 second Cyber Safety and Ethics clip from the lesson Classes and Objects with Constructors and Destructors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP08-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-else-run-when-there-is-an-exception/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY23-R2.jpgWhich Block Runs? try, except, else, finallyDoes else run when there is an exception? No. else runs only when there is no exception. Python runs try first; with an exception, except runs then finally; with no exception, else runs then finally. A 44 second Python clip from the lesson Exception Handling: try, except, else and finally.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY23-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-end-point-to-the-last-item/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP14-R2.jpgvector and Iterators in C++: An Array That GrowsDoes end() point to the last item? No. One past the last. A vector grows by itself: push_back(4) adds 4, and end() points one past the last item, so *(v.end()-1) is 4. A 42 second Cyber Safety and Ethics clip from the lesson The Standard Template Library: vector, set, map and Algorithms.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP14-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-every-problem-need-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI21-R4.jpgChoosing an SDG Problem for an AI ProjectDoes every problem need AI? No. Pick a real problem linked to an SDG, check that data is available, and make sure a simple rule cannot solve it. A 38 second Artificial Intelligence clip from the lesson Design Thinking, Empathy Maps and the SDGs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI21-R4.mp4https://www.youtube.com/embed/TTP0lSVohjc382026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-formatting-change-the-stored-value/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-027-R1.jpgIs 1500 the Same as ₹1,500.00? Formatting DataDoes formatting change the stored value? No. Yes. Formatting changes only the look; the stored value stays the same, so calculations stay correct. A 42 second Course Topics clip from the lesson Formatting data — dialog boxes, decimal places, labels, scientific, time, alignment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-027-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-formatting-change-the-words/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-032-R1.jpgText Formatting: Select First, Then FormatDoes formatting change the words? No, only how they look. Formatting changes how text looks, never the words. Select the text first, then apply the format. A 42 second Course Topics clip from the lesson Text formatting: font, size, style and colour.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-032-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-free-software-mean-free-of-cost/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC09-R1.jpgFree Software or Just No Price?Does free software mean free of cost? No. It means freedom to use, study and share. Proprietary code is closed, like Windows. Freeware costs nothing but stays closed. Open source code is open, like Linux. A 40 second Computer Science clip from the lesson Software Licensing: Open Source, Free and Proprietary Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC09-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-getchar-need-a-format-specifier/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C03-R3.jpggetchar() and putchar() in C: One Character I/ODoes getchar need a format specifier? No. getchar() reads one character from the keyboard and putchar() prints one character, with no format specifier. A 41 second C clip from the lesson Input and Output in C: printf and scanf.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C03-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-ice-cream-cause-heat-stroke/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI20-R4.jpgCorrelation Is Not Causation: Ice Cream and HeatDoes ice cream cause heat stroke? No. Heat causes both. Ice cream sales and heat stroke both rise in May, but heat causes both. Together does not mean cause. A 37 second Artificial Intelligence clip from the lesson Data Pre-processing and Data Interpretation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI20-R4.mp4https://www.youtube.com/embed/fcWr1wyq3fk372026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-idle-need-a-separate-install/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY01-R2.jpgInstall Python right: say yes to adding it to PathDoes IDLE need a separate install? No, IDLE is built in with Python. Install Python, IDLE and Jupyter Notebook: download from python.org, add Python to PATH, then pip install notebook. A 42 second Python clip from the lesson Getting Started with Python: Features, IDLE, Interactive and Script Mode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY01-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-img-have-a-closing-tag/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-016-R1.jpgIs the Photo Inside a Web Page? The img TagDoes img have a closing tag? No. No. A web page only points to the photo file. The HTML img tag shows it, and src names the file. A 42 second Course Topics clip from the lesson Handling Images in HTML – inserting images, dimensions and alt text.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-016-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-incognito-mode-make-you-invisible/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT12-R2.jpgIncognito Mode Does Not Hide YouDoes incognito mode make you invisible? No. It only stops local history and cookies being saved. Incognito only stops your browser saving history and cookies on that device. Your school network and Internet provider can still see the sites. A 40 second Networks and the Internet clip from the lesson Web Browsers, Cookies, Add-ons and Plug-ins.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT12-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-int-round/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY04-R3.jpgDoes int(9.8) give 10? Explicit conversionDoes int() round? No, it cuts off the decimal. Explicit type conversion in Python: int() cuts the decimal, float() adds .0, str() lets text join, bool(0) is False. A 44 second Python clip from the lesson Input, Output and Type Conversion.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY04-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-integer-obj-45-compile/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV19-R2.jpgInteger obj = 45? Autoboxing ExplainedDoes Integer obj = 45 compile? Yes. Java autoboxes the int into an Integer object. Autoboxing puts a primitive into its wrapper object automatically, and unboxing takes it back out, so Integer obj = 45 and obj + 5 both work. A 42 second Java clip from the lesson Wrapper Classes, Autoboxing and Character Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV19-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-linear-search-need-a-sorted-array/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV22-R1.jpgFind 23 One Box at a TimeDoes linear search need a sorted array? No. It works on any array. Linear search checks each box from the start. For the key 23 in 15, 42, 8, 23 it stops at index 3. A 41 second Java clip from the lesson Searching in Arrays: Linear and Binary Search.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV22-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-marks-riya-aman-include-aman/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY30-R3.jpgDoes a Label Slice Include the End?Does marks["Riya":"Aman"] include Aman? Yes, a label slice includes the end label. Yes. A label slice includes the end label, while a position slice stops before it. A 42 second Python clip from the lesson Pandas Series.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY30-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-mid-count-from-0/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB10-R2.jpgWhere Does MID Start Counting?Does MID count from 0? No, from 1. At 1. MID, LEFT and RIGHT cut parts of text, INSTR finds a position, and LENGTH counts characters including spaces. A 43 second Databases and SQL clip from the lesson SQL Single Row Functions: Math, Text and Date.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB10-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-no-money-mean-no-business/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-IV-04-R1.jpgNo Money, No Business? Not TrueDoes no money mean no business? No. A Mudra loan gives small business funding without property as security. No money, no plan, no skills or fear of failure: each barrier has a way out, from a Mudra loan to starting small. A 39 second Employability Skills clip from the lesson Employability Skills IV: Entrepreneurial Skills - IV.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-04-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-only-the-owner-gain/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-21-R1.jpgWho Gains When a Business Opens?Does only the owner gain? No, society gains jobs, products and taxes. Not just the owner: entrepreneurs solve problems, create local jobs, pay taxes and use local resources. A 44 second Employability Skills clip from the lesson Entrepreneurship and society.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-21-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-orange-need-code/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI42-R2.jpgGetting Started with Orange: No-code MLDoes Orange need code? No. Orange is free and open source. Download it from its official website, drag widgets onto the canvas and link them left to right. A 40 second Artificial Intelligence clip from the lesson No-code AI with Orange Data Mining.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI42-R2.mp4https://www.youtube.com/embed/LKXy7B9DwvU402026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-python-have/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY05-R3.jpgDoes score++ work in Python? Augmented assignmentDoes Python have ++? No. Python has no ++ operator; use augmented assignment like += to calculate and store in one step. A 44 second Python clip from the lesson Python Operators, Precedence and Expression Evaluation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY05-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-rfid-need-touch/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY29-R2.jpgHow FASTag Works: RFID Tags and ReadersDoes RFID need touch? No. FASTag uses RFID: the reader sends radio waves and the tag, a chip with an antenna, replies with its ID. No touch needed. A 40 second Computer Systems clip from the lesson Mobile Computing, RFID, Biometrics and Green Computing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY29-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-running-without-errors-prove-a-program-is-correct/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-009-R1.jpgIt Runs. Is It Correct? Use Test DataDoes running without errors prove a program is correct? No. A program that runs is not proven correct. Choose test data, write the expected result first, then compare with the actual. A 43 second Course Topics clip from the lesson Test data: normal, abnormal, extreme, boundary.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-009-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-saving-nature-cost-jobs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-14-R1.jpgGreen Economy Creates JobsDoes saving nature cost jobs? No. It creates jobs, like solar technician. A green economy grows with less pollution. It keeps air and water clean, creates jobs like solar technician, and cuts energy bills. A 43 second Employability Skills clip from the lesson Employability Skills III: Importance of green economy.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-14-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-the-def-line-run-the-function/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY19-R4.jpgdef Is on Top. Does It Run First? Python FlowDoes the def line run the function? No. It is only saved. Python only saves a def; it runs top-level lines in order, jumps into a function on a call, and jumps back at the end. A 43 second Python clip from the lesson User-defined Functions: Defining, Calling and Returning Values.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY19-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-the-delete-key-remove-the-row/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-013-R1.jpgDelete Key vs Delete Row in ExcelDoes the Delete key remove the row? No. It only clears the contents. The Delete key only clears the data. Right-click Delete removes the whole row. Insert adds a new row above. A 39 second Course Topics clip from the lesson Modifying a worksheet.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-013-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-the-inner-loop-restart-each-row/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY10-R1.jpgHow Often Does the Inner Loop Run?Does the inner loop restart each row? Yes, it restarts and runs fully every time. The inner loop restarts and runs fully for every turn of the outer loop, so the total runs equal rows times columns. A 43 second Python clip from the lesson Nested Loops and Pattern Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY10-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-the-padlock-prove-the-site-is-honest/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC07-R4.jpgWhat Does the Browser Padlock Mean?Does the padlock prove the site is honest? No. It means the data is encrypted. The padlock means HTTPS: HTTP with encryption, using TLS, the newer form of SSL. A certificate proves the site's identity. A 46 second Computer Science clip from the lesson Protecting Systems: Firewalls, Anti-virus, Encryption and Updates.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC07-R4.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-the-script-warn-at-used-85/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-041-R1.jpgDisk Almost Full? A Shell Script WarningDoes the script warn at used=85? Yes. A script can warn you: with used=85, if [ $used -gt 80 ] is true, so it prints a warning. df -h shows disk space. A 42 second Course Topics clip from the lesson Elementary system administration scripts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-041-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-typedef-create-a-new-type/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP06-R2.jpgtypedef in C++: A Nickname for long longDoes typedef create a new type? No. It gives a new name. typedef gives an existing type a new name: typedef long long Mobile; stores a 10-digit number without a new type. A 39 second Cyber Safety and Ethics clip from the lesson Structures, Typedef and Enumerated Data Types in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP06-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/does-verbal-mean-only-spoken/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-02-R1.jpgSpoken or Written: Both Verbal?Does verbal mean only spoken? No. It means using words, spoken or written. Yes, both are verbal, because verbal simply means using words. A 43 second Employability Skills clip from the lesson Employability Skills III: Verbal, non-verbal and visual communication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-02-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/draw-with-animation-mode-on-or-off/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-029-R1.jpgAnimate a Ball in Synfig in Four MovesDraw with animation mode on or off? Off. Draw the ball with mode off, turn animation mode on and go to 2 seconds, drag the ball, then File, Render. A 41 second Course Topics clip from the lesson Producing a simple animation sequence.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-029-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/example-of-unsupervised-learning/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI23-R4.jpgOne Example of Each Type of Machine LearningExample of unsupervised learning? Grouping shoppers. Supervised: a spam filter. Unsupervised: grouping shoppers. Reinforcement: a program learning a game. A 39 second Artificial Intelligence clip from the lesson Types of Machine Learning: Supervised, Unsupervised and Reinforcement.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI23-R4.mp4https://www.youtube.com/embed/q2GIle7nFgA392026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/give-a-hardware-interrupt-example/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY12-R5.jpgInterrupts: Why the CPU PausesGive a hardware interrupt example.? A key being pressed, or a printer out of paper. An interrupt is a signal asking for attention: the CPU saves its task, runs a handler and then resumes. A 42 second Computer Systems clip from the lesson The Operating System: Functions, Types and User Interfaces.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY12-R5.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/give-one-advantage/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY25-R3.jpgEmbedded Systems: Advantages and LimitationsGive one advantage.? Low power use. Embedded chips are small, cheap and low power, but they are hard to update or repair and can be hacked. A 39 second Computer Systems clip from the lesson Embedded Systems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY25-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/got-a-useless-ai-answer-what-should-you-check/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI38-R2.jpgHow to Write a Good AI Prompt: 4 PartsGot a useless AI answer. What should you check? Your prompt. Use four parts: a role (act as a teacher), a task (explain gravity), context (for Class 9) and a format (5 short points). A 41 second Artificial Intelligence clip from the lesson Large Language Models and the Ethics of Generative AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI38-R2.mp4https://www.youtube.com/embed/j197CtSG7zM412026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/healthy-predicted-sick-in-reality/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI10-R4.jpgCount TP, FP, TN, FN from a TableHealthy predicted, sick in reality? False negative. Compare prediction and reality on each row: sick and sick is TP, sick but healthy is FP, healthy but sick is FN. A 40 second Artificial Intelligence clip from the lesson Evaluation Basics: True Positive, False Positive, True Negative, False Negative.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI10-R4.mp4https://www.youtube.com/embed/XtPBK66lquo402026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-big-is-a-char-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV05-R1.jpgHow Big Is a char in Java?How big is a char in Java? 2 bytes, because Java uses Unicode. byte is 1 byte, short 2, int and float 4, long and double 8, and char is 2 bytes because Java uses Unicode. A 44 second Java clip from the lesson Data Types, Variables and Constants in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV05-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-can-1000-items-be-searched-in-about-10-steps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV22-R2.jpgSearch 1000 Items in 10 StepsHow can 1000 items be searched in about 10 steps? Each step halves the range. Binary search needs a sorted array. It checks the middle element, then keeps only the half that can hold the key. A 40 second Java clip from the lesson Searching in Arrays: Linear and Binary Search.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV22-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-can-a-loop-run-when-the-condition-is-false/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV11-R3.jpgwhile or do-while? One Key DifferenceHow can a loop run when the condition is false? In a do-while, the condition is checked after the body has already run once. A while loop checks its condition before the body, so it may run zero times. A do-while checks at the end, so it runs at least once. A 40 second Java clip from the lesson Loops in Java: for, while and do-while.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV11-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-can-ai-become-unfair/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY26-R3.jpgAI Advantages and Disadvantages: Both SidesHow can AI become unfair? From biased training data. AI never tires, is fast and can work in danger, but it can cost jobs, give biased results and risk privacy. A 45 second Computer Systems clip from the lesson Emerging Trends: Artificial Intelligence, Machine Learning, NLP and Robotics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY26-R3.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-insurers-use-it/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-013-R1.jpgIT in Engineering, Banking, Insurance, HealthHow do insurers use IT? They take claims online. Engineers design with CAD, banks use UPI, insurers take claims online and doctors consult by video. Marketing uses online ads. A 47 second Course Topics clip from the lesson Applications of IT in science and engineering, banking, insurance, marketing, health care.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-013-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-shops-use-clustering/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI26-R4.jpgWhere Is Clustering Used? Shops, News, BanksHow do shops use clustering? To group customers for offers. Shops group customers for offers, news apps group similar stories, and banks flag odd payments. A 40 second Artificial Intelligence clip from the lesson Clustering and the k-Means Algorithm.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI26-R4.mp4https://www.youtube.com/embed/Bnz4gc_gagc402026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-smart-traffic-signals-help/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY28-R2.jpgWhat Makes a City Smart? IoT and DataHow do smart traffic signals help? They change timing by vehicle count. A smart city uses IoT sensors and data: traffic signals time themselves, smart meters report leaks, cameras help emergency teams. A 42 second Computer Systems clip from the lesson Emerging Trends: IoT, Sensors, Smart Cities, Big Data, AR and VR.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY28-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-sports-use-statistics/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI17-R4.jpgStatistics in Real Life: Sports, Floods, DiseaseHow do sports use statistics? Averages help pick players. Sports use averages to pick players, rainfall data warns of floods, and case counts predict disease spread. A 34 second Artificial Intelligence clip from the lesson Statistics for AI: Mean, Median, Mode, Variance and Standard Deviation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI17-R4.mp4https://www.youtube.com/embed/nveg2_e4Edw342026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-add-5-to-every-mark-without-a-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY35-R4.jpgnumpy Demo: Grace Marks With No LoopHow do you add 5 to every mark without a loop? Use a numpy array: m + 5. After installing numpy with pip, m + 5 adds grace marks to every value at once, tolist() makes a list, and mean() gives the average. A 39 second Python clip from the lesson Working with JSON and Third-party Libraries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY35-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-add-a-total-column/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY32-R4.jpgRead, Filter and Save Toppers With PandasHow do you add a Total column? Add the subject columns together; Pandas does it row by row with no loop. Read the marks CSV, keep the rows whose Total reaches the cut-off, then save them to a new CSV with index=False. A 43 second Python clip from the lesson Importing and Exporting CSV with Pandas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY32-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-change-a-style/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-007-R1.jpgChange 15 Headings at Once With a StyleHow do you change a style? Right-click it and choose Modify. Apply Heading 1 to every heading, then right-click the style and Modify it once. Every heading updates. A 40 second Course Topics clip from the lesson Page layout and styles.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-007-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-check-a-palindrome-in-python/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY12-R5.jpgVowels, Palindrome, Word Count: Key Python LinesHow do you check a palindrome in Python? Compare the string with its reverse: s == s[::-1], after making it lower case. Three Python string programs, one key line each: ch in "aeiou" for vowels, s == s[::-1] for palindrome, len(s.split()) for words. A 41 second Python clip from the lesson Built-in String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY12-R5.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-check-a-palindrome/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV20-R5.jpgIs madam a Palindrome? Java CheckHow do you check a palindrome? Reverse the word, then compare with equals. Build the reverse by reading the word from its last index backwards, then compare it with equals. "madam" equals its reverse, so it is a palindrome. A 41 second Java clip from the lesson The String Class and String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV20-R5.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-check-each-letter-of-a-word/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY11-R4.jpgVisit Every Letter: Traversing a String in PythonHow do you check each letter of a word? Use a for loop: for ch in word gives one letter each round. Traversing a string in Python means visiting each character in order, usually with a for loop like for ch in word. A 37 second Python clip from the lesson Strings: Indexing, Slicing and String Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY11-R4.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-check-if-a-character-is-a-digit/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV19-R4.jpgDigit, Letter or Space? Ask JavaHow do you check if a character is a digit? Character.isDigit(c), which gives true or false. Character.isDigit, isLetter, isWhitespace and isUpperCase each answer true or false about one character, while toUpperCase returns the capital form. A 43 second Java clip from the lesson Wrapper Classes, Autoboxing and Character Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV19-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-confirm-an-update/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB06-R4.jpgDid Your UPDATE Work? Check With SELECTHow do you confirm an UPDATE? SELECT the row with the same WHERE. Run a SELECT with the same WHERE before and after the change. If the row shows the new value, the change worked. A 35 second Databases and SQL clip from the lesson SQL Data Manipulation: INSERT, UPDATE and DELETE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB06-R4.mp4352026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-convert-mb-to-gb/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY09-R2.jpg2 GB Is How Many MB? Unit ConversionHow do you convert MB to GB? Divide by 1024. 2 GB is 2048 MB: go big to small by multiplying by 1024, small to big by dividing, and bytes to bits by 8. A 43 second Computer Systems clip from the lesson Units of Memory, Data Deletion and Recovery.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY09-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-create-a-numpy-array-from-a-list/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY29-R2.jpgnp.array(): Where Did the Commas Go?How do you create a NumPy array from a list? Pass the list to np.array(). np.array() turns a Python list into a NumPy array. When you print it, the values are separated by spaces, not commas. A 40 second Python clip from the lesson Introduction to NumPy Arrays.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY29-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-delete-one-student/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB06-R3.jpgDelete One Row Only in SQLHow do you delete one student? DELETE FROM student WHERE roll = 3. DELETE FROM student WHERE roll = 3 removes only that row. Without WHERE, every row is deleted. A 36 second Databases and SQL clip from the lesson SQL Data Manipulation: INSERT, UPDATE and DELETE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB06-R3.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-end-a-struct-definition/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP06-R1.jpgStructures in C++: Roll and Marks TogetherHow do you end a struct definition? With };. A C++ struct groups different types; end the definition with }; and reach members with a dot, like r.marks. A 43 second Cyber Safety and Ethics clip from the lesson Structures, Typedef and Enumerated Data Types in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP06-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-exit-two-loops-at-once/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV12-R2.jpgExit Two Loops at Once in JavaHow do you exit two loops at once? Label the outer loop and write break outer;. A label is a name and a colon written before a loop. break outer leaves both loops at once, while a plain break leaves only the inner one. A 42 second Java clip from the lesson Jump Statements and Loop Variations: break, continue and Labels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV12-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-find-a-bad-line/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY06-R3.jpgWrong answer, no error? Debug by printingHow do you find a bad line? Print values in the middle. Debug Python by printing values in the middle, or dry run on paper, to find the wrong line. A 39 second Python clip from the lesson Errors in Python: Syntax, Logical and Run-time Errors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY06-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-find-a-price-by-name-in-python/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY17-R1.jpgFind a Price by Name: Python Dictionary Key-ValueHow do you find a price by name in Python? Store it in a dictionary and use the name as the key. A Python dictionary finds a value by its key, so menu["poha"] gives 25; a colon joins each key-value pair. A 41 second Python clip from the lesson Dictionaries: Key-Value Pairs, Methods and Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY17-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-find-an-average-without-a-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY14-R4.jpgAverage Without a Loop? min, max, sum in PythonHow do you find an average without a loop? sum(bill) / len(bill). Python min() gives the smallest item, max() the largest, and sum(list) / len(list) gives the average without a loop. A 41 second Python clip from the lesson List Methods and Built-in Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY14-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-find-cube-and-cuboid-volume-with-one-name/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV15-R4.jpgCube and Cuboid With One Method NameHow do you find cube and cuboid volume with one name? Overload vol with one parameter and with three. One method name can serve a cube and a cuboid: vol(int s) returns s*s*s and vol(int l, int b, int h) returns l*b*h. A 36 second Java clip from the lesson Method Overloading.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV15-R4.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-fix-a-hardware-fault/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY10-R1.jpgCan You Touch Software? Hardware vs SoftwareHow do you fix a hardware fault? Usually by replacing the part. No. Hardware is the physical parts you can touch; software is the programs that tell the hardware what to do. A 37 second Computer Systems clip from the lesson Types of Software: System, Utility and Application Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY10-R1.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-get-the-last-digit-of-a-number/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY00-R2.jpgReverse a Number With a while LoopHow do you get the last digit of a number? With % 10. A while loop can reverse a number: % 10 takes the last digit and // 10 removes it. A 40 second Python clip from the lesson Class XI Python Revision in One Go.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY00-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-get-the-row-count/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB13-R2.jpgWhy a Join Gave 40,000 RowsHow do you get the row count? Multiply the rows of both tables. With no condition, every row pairs with every row. Rows multiply and columns add, so 1000 students and 40 clubs give 40,000 rows. A 44 second Databases and SQL clip from the lesson Working with Two Tables: Cartesian Product, Equi-join and Natural Join.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB13-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-get-today-s-date-in-python/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY45-R1.jpgPython date.today() and datetime.now()How do you get today's date in Python? date.today() from the datetime module. In Python, date.today() gives today's date and datetime.now() adds the current clock time. A 40 second Python clip from the lesson Working with Dates and Times: datetime and time.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY45-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-keep-a-leading-zero/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-043-R1.jpgExcel Dropped Your Leading Zero?How do you keep a leading zero? Type an apostrophe before the number. Numbers drop leading zeros, so type an apostrophe first: '0712. F2 edits a cell and Ctrl+Z undoes a mistake. A 45 second Course Topics clip from the lesson Entering and editing data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-043-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-keep-old-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP12-R3.jpgOld Data Vanished? C++ File ModesHow do you keep old data? Use ios::app. ios::out erases old data, ios::app adds at the end, ios::in reads, ios::binary uses raw bytes; join modes with |. A 41 second Cyber Safety and Ethics clip from the lesson File Handling in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP12-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-keep-the-ratio-while-resizing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-036-R2.jpgDiagram Falls Apart? Group Shapes in WriterHow do you keep the ratio while resizing? Hold Shift while dragging a corner handle. Move one box and the diagram breaks? Select the shapes, right-click and group them so they move as one unit. A 41 second Course Topics clip from the lesson Drawing objects — creating, setting properties, resizing and grouping.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-036-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-know-animation-mode-is-on/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-026-R1.jpgSynfig Ball Won't Move? Turn On Animation ModeHow do you know animation mode is on? The canvas has a red border. If your Synfig ball jumps instead of moving, turn on animation mode, add a keyframe at 0 s, move time, then move the ball. A 42 second Course Topics clip from the lesson Creating animation with keyframes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-026-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-loop-over-dataframe-rows/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY31-R5.jpgPandas shape and iterrows(): Loop Over RowsHow do you loop over DataFrame rows? Use iterrows(), which gives the label and the row. In pandas, shape gives the rows and columns of a DataFrame, and iterrows() gives each row label and row in a loop. A 38 second Python clip from the lesson Pandas DataFrame: Create, Access and Modify.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY31-R5.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-make-not-from-nand/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY20-R3.jpgMake NOT, AND and OR Using Only NAND GatesHow do you make NOT from NAND? Join both inputs together. With only NAND gates: join both inputs for NOT (1 gate), add a NOT after NAND for AND (2 gates), and NAND of NOT A and NOT B for OR (3 gates). A 40 second Computer Systems clip from the lesson Universal Gates and Combined Logic Circuits: NAND, NOR, XOR.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY20-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-make-your-own-exception/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV27-R4.jpgMake Your Own Java ExceptionHow do you make your own exception? Write a class that extends Exception and pass the message with super. When no built-in exception fits, write a class that extends Exception and pass the message to the parent with super. A 41 second Java clip from the lesson Exception Handling in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV27-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-move-to-the-next-cell/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-008-R1.jpgTimetable With Spaces? Use a Table in WriterHow do you move to the next cell? Press Tab. Lining up a timetable with spaces never stays straight. Use Table, Insert Table and press Tab to move between cells. A 41 second Course Topics clip from the lesson Creating and formatting tables.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-008-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-open-a-hyperlink-in-calc/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-041-R1.jpgCan a Calc Cell Open a Website? HyperlinksHow do you open a hyperlink in Calc? Ctrl+click it. Yes. A hyperlink in a cell opens a website, file or cell. It is blue and underlined; Ctrl+click opens it in Calc. A 42 second Course Topics clip from the lesson Hyperlinks: relative and absolute hyperlinks; creating and editing hyperlinks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-041-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-pick-a-good-library/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY35-R3.jpgHow to Choose a Safe Python Library: 4 ChecksHow do you pick a good library? Look for a recent release, clear docs and many users. Anyone can upload a Python library. Check for a recent release, clear docs and many users, and type the exact name, since fakes exist. A 41 second Python clip from the lesson Working with JSON and Third-party Libraries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY35-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-print-a-double-quote-inside-a-string/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV04-R5.jpgHow to Print a Quote Inside a StringHow do you print a double quote inside a String? Write \" inside the quotes. An escape sequence starts with a backslash: \n is a new line, \t a tab, \" a double quote, and \\ prints one backslash. A 43 second Java clip from the lesson Java Tokens: Keywords, Identifiers, Literals, Separators and Comments.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV04-R5.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-quit-without-saving/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-038-R1.jpgStuck in Vim? How to Save and QuitHow do you quit without saving? :q!. Press Esc to go to Normal mode, then :wq to save and quit, or :q! to quit without saving. A 44 second Course Topics clip from the lesson Vim modes and commands.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-038-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-reach-a-pair-s-values/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP14-R3.jpgset, map or pair in C++: Which One?How do you reach a pair's values? first and second. A set keeps unique sorted values, a map links a key to a value, and a pair holds exactly two values. A 43 second Cyber Safety and Ethics clip from the lesson The Standard Template Library: vector, set, map and Algorithms.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP14-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-refer-to-cell-b2-on-sheet-mid-in-calc/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-040-R3.jpgCalc Sheet Reference: Dot, Not Exclamation MarkHow do you refer to cell B2 on sheet Mid in Calc? =Mid.B2. In Calc, another sheet is name, dot, cell: =Mid.B2. Another file adds its path, a hash, then sheet and cell. A 38 second Course Topics clip from the lesson Linking Spreadsheet Data: setting up multiple sheets; creating references to other sheets and other documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-040-R3.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-remove-extra-spaces-a-user-typed/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV20-R4.jpgClean Messy Text With trim()How do you remove extra spaces a user typed? trim(), which removes spaces from the start and end. trim() removes end spaces, replace() swaps characters, concat() joins, and the case methods change letters. Each one returns a new string. A 42 second Java clip from the lesson The String Class and String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV20-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-rename-a-sheet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-040-R2.jpgToo Much on One Sheet? Set Up Multiple SheetsHow do you rename a sheet? Double-click its tab. Use one topic per sheet. Insert from the Sheet menu, double-click a tab to rename, right-click to move, copy or delete. A 43 second Course Topics clip from the lesson Linking Spreadsheet Data: setting up multiple sheets; creating references to other sheets and other documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-040-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-roll-a-dice-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV09-R4.jpgRoll a Dice with Math.random()How do you roll a dice in Java? int d = (int)(Math.random() * 6) + 1;. Math.random() gives a double from 0.0 up to below 1.0. Multiply by the size of the range, cast to int, then add the smallest value. A 40 second Java clip from the lesson Mathematical Library Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV09-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-see-all-columns/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB07-R1.jpgShow Only Two Columns in SQLHow do you see all columns? SELECT * FROM table. SELECT lists the columns you want and FROM names the table. Every row is returned, with only those columns. A 41 second Databases and SQL clip from the lesson SQL SELECT: Choosing Rows and Columns with WHERE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB07-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-set-a-primary-key-in-base/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB15-R3.jpgWhich Field Should Be the Primary Key?How do you set a primary key in Base? Right-click the grey box beside the field and choose Primary Key. Integer holds whole numbers and Text holds names. Right-click the admission number field and choose Primary Key, because key values never repeat. A 41 second Databases and SQL clip from the lesson Database Tool Basics: Creating a Database, Tables, Fields and Records in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB15-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-show-a-date-as-15-08-2026/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY45-R2.jpgPython strftime: Show Dates as 15/08/2026How do you show a date as 15/08/2026? d.strftime("%d/%m/%Y"). Python prints dates year first. Use strftime("%d/%m/%Y") to show the Indian style: %d day, %m month, %Y full year. A 42 second Python clip from the lesson Working with Dates and Times: datetime and time.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY45-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-show-the-drawing-toolbar/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-036-R1.jpgDraw a Box and Arrow in Writer: Drawing ToolbarHow do you show the Drawing toolbar? View menu, Toolbars, Drawing. Show the Drawing toolbar from View, Toolbars, Drawing. Click a shape and drag; hold Shift for a perfect circle. A 40 second Course Topics clip from the lesson Drawing objects — creating, setting properties, resizing and grouping.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-036-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-show-which-line-is-whose/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY33-R3.jpgMatplotlib Legend: Whose Line Is It?How do you show which line is whose? Give each plot a label, then call plt.legend(). In Matplotlib, title(), xlabel(), ylabel() and legend() make a chart clear. A legend needs a label on each line. A 42 second Python clip from the lesson Data Visualisation with Matplotlib.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY33-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-slow-an-animation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-027-R1.jpgAnimation Too Fast? Drag Waypoints in SynfigHow do you slow an animation? Drag the waypoint later. Do not redraw a fast animation. In the Timetrack, drag a waypoint later to slow it down, or earlier to speed it up. A 42 second Course Topics clip from the lesson Working with the timeline.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-027-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-stop-a-negative-balance/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV18-R2.jpgStop a Negative Balance in JavaHow do you stop a negative balance? Make the field private and check the value inside the setter. Keep the field private, read it through a getter, and change it through a setter that checks the value first. A 38 second Java clip from the lesson Access Specifiers, Encapsulation and Visibility.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV18-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-stop-teammates-breaking-main/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY44-R4.jpgTeam Coding with Git: Who Broke main?How do you stop teammates breaking main? Never edit main directly; use branches and pull requests. To work safely in a team: pull the latest work, use your own branch, open a pull request on GitHub, get a review, then merge. Never commit passwords. A 41 second Python clip from the lesson Sharing Your Code: Version Control Basics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY44-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-stop-two-students-sharing-a-roll-number/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB05-R2.jpg4 SQL Constraints Every Column NeedsHow do you stop two students sharing a roll number? Make roll the PRIMARY KEY. PRIMARY KEY blocks repeats and blanks, NOT NULL demands a value, UNIQUE blocks repeats and DEFAULT supplies a ready value. A 43 second Databases and SQL clip from the lesson SQL Data Definition: CREATE DATABASE, CREATE TABLE, ALTER and DROP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB05-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-swap-two-variables-in-python/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY16-R4.jpgSwap Without a Third Variable? Python Tuple AssignmentHow do you swap two variables in Python? tea, milk = milk, tea. Python tuple assignment swaps two values in one line, like tea, milk = milk, tea, and unpacks nested tuple rows. A 40 second Python clip from the lesson Tuples: Operations, Methods and Tuple Assignment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY16-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-visit-every-node-without-an-index/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV31-R3.jpgNo Index? How to Loop a ListHow do you visit every node without an index? Use a helper pointer that moves from start to null. A linked list has no index, so use a helper pointer: start it at start, process the data, move to p.next, and stop at null. A 43 second Java clip from the lesson Linked Lists.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV31-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-do-you-write-a-text-value/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB17-R3.jpgQuery Criteria in Base: AND vs OR RowsHow do you write a text value? In single quotes, like 'Surat'. Type conditions in the Criterion row: ≥ 80, 'Surat' in single quotes, or LIKE 'R*' for names starting with R. A 42 second Databases and SQL clip from the lesson Queries in Base: Design View, Criteria and Sorting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB17-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-a-child-class-inherit/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY39-R1.jpgPython Inheritance: Write a Method OnceHow does a child class inherit? Put the parent class in brackets after the child's name. In Python, put the parent class in brackets and the child inherits its methods. Bike(Vehicle) has no go method but prints Go. A 38 second Python clip from the lesson Inheritance and Method Overriding in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY39-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-a-menu-program-work/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV10-R4.jpgBuild a Menu Program in JavaHow does a menu program work? It prints numbered choices, reads the number, and a switch runs that job. A menu program prints the choices, reads the number the user types, and a switch runs the matching job. A 41 second Java clip from the lesson Conditional Constructs: if, if-else-if and switch.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV10-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-a-program-learn-a-game-with-no-teacher/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI23-R3.jpgReinforcement Learning: Rewards and PenaltiesHow does a program learn a game with no teacher? Reinforcement learning. An agent takes actions, good moves earn rewards like +10, bad moves get penalties like -1, and it maximises reward. A 36 second Artificial Intelligence clip from the lesson Types of Machine Learning: Supervised, Unsupervised and Reinforcement.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI23-R3.mp4https://www.youtube.com/embed/UYbY-QO_TD8362026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-a-spam-filter-know-what-spam-is/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI23-R1.jpgSupervised Learning: Learning with an Answer KeyHow does a spam filter know what spam is? It learns from labelled data. Supervised learning uses labelled data. A spam filter learns that 'Won 10 lakh!' is spam and 'Test on Monday' is not. A 35 second Artificial Intelligence clip from the lesson Types of Machine Learning: Supervised, Unsupervised and Reinforcement.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI23-R1.mp4https://www.youtube.com/embed/yzGA2HlD5MA352026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-ai-pick-your-next-video/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI01-R4.jpgAI in Daily Life: Maps, Apps and Voice AssistantsHow does AI pick your next video? It predicts from data on what you watched. You use AI every day: maps predict the fastest route, apps suggest your next video, and voice assistants reply to speech. A 43 second Artificial Intelligence clip from the lesson What is Artificial Intelligence? Intelligence, Evolution and Types of AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI01-R4.mp4https://www.youtube.com/embed/mzG9WW3GdCc432026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-get-help-count-letters/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY17-R5.jpgHow Often Is Each Letter in Banana? Python ProgramHow does get() help count letters? It gives the old count, or 0 if the letter is new. Count each letter in Python with a dictionary: freq[ch] = freq.get(ch, 0) + 1 gives {'b': 1, 'a': 3, 'n': 2} for banana. A 40 second Python clip from the lesson Dictionaries: Key-Value Pairs, Methods and Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY17-R5.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-oop-help-with-bugs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV02-R4.jpgWhy object oriented code keeps big programs manageableHow does OOP help with bugs? You fix one class, not the whole app. Why object oriented programming helps with large programs: small classes, reuse by inheritance, fixes in one place. A 42 second Java clip from the lesson Principles of Object Oriented Programming.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV02-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-poor-light-affect-vision-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI28-R4.jpgCan Computer Vision Be Fooled? ChallengesHow does poor light affect vision AI? It changes pixel values. Yes. Poor light changes pixel values, too few kinds of faces cause bias, and privacy and deepfakes are serious risks. A 41 second Artificial Intelligence clip from the lesson Computer Vision: How Machines See.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI28-R4.mp4https://www.youtube.com/embed/eG3Gh6ay2Mw412026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-python-know-whether-to-add-or-change/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY17-R2.jpgAdd or Change? One Line Does Both in a DictionaryHow does Python know whether to add or change? It checks the key. An existing key changes; a new key adds a pair. In a Python dictionary, d[key] = value changes the value if the key exists, adds a new pair if not; del removes a pair. A 44 second Python clip from the lesson Dictionaries: Key-Value Pairs, Methods and Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY17-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-python-track-a-function-calling-itself/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY38-R1.jpgHow Python Tracks Recursion: The Call StackHow does Python track a function calling itself? Each call adds a frame to the call stack. Python tracks recursive calls on the call stack. fact(3) waits for fact(2), which waits for fact(1); then answers flow back. A 39 second Python clip from the lesson Recursion in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY38-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-does-withdraw-stop-overdrawing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY34-R5.jpgPython Bank Account Class: Block OverdrawingHow does withdraw stop overdrawing? It subtracts only if the amount is less than or equal to the balance. A Python Account class stores the balance in bal. deposit adds money, and withdraw first checks the amount is not more than the balance. A 37 second Python clip from the lesson Object Oriented Python: Classes, Objects and __init__.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY34-R5.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-far-does-p-1-jump-for-an-int/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C12-R3.jpgDoes p + 1 Add One? Pointer Arithmetic in CHow far does p + 1 jump for an int? One int, usually 4 bytes. No. For an int array at 1000, p + 1 is 1004 and p + 2 is 1008, because it jumps by the size of an int. A 43 second C++ clip from the lesson Pointers in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C12-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-far-should-the-screen-be/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-043-R3.jpgTired Eyes After Screen Time? Safe Computer HabitsHow far should the screen be? About an arm's length away. Keep the screen at eye level and an arm's length away, sit straight, and every 20 minutes look far away for 20 seconds. A 42 second Course Topics clip from the lesson Workplace hazards: types, computers, office equipment and stress.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-043-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-long-does-a-patent-last/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC08-R1.jpgCopyright, Patent or Trademark?How long does a patent last? 20 years. Copyright protects creative work like a song, a patent protects an invention, and a trademark protects a brand such as a logo. A 41 second Computer Science clip from the lesson Intellectual Property Rights: Copyright, Patent, Trademark and Plagiarism.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC08-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-long-should-you-exercise/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-11-R1.jpgHeart Racing Before an Exam?How long should you exercise? About 30 minutes a day. Four quick stress busters: a study timetable, 30 minutes of exercise, slow breathing and 8 to 10 hours of sleep. A 43 second Employability Skills clip from the lesson Employability Skills II: Stress management techniques.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-11-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-bits-does-a-full-adder-take-in/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY23-R2.jpgFull Adder from Two Half Adders and an OR GateHow many bits does a full adder take in? 3: A, B and carry in. A full adder takes A, B and a carry in. Half adder 1 adds A and B, half adder 2 adds that sum and Cin, and an OR joins the carries. A 43 second Computer Systems clip from the lesson Adders and Combinational Circuits: Half Adder and Full Adder.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY23-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-bits-does-an-ipv4-address-have/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT10-R4.jpgIPv4 vs IPv6: Is 260 Allowed?How many bits does an IPv4 address have? 32. No. An IPv4 address has 32 bits written as four numbers from 0 to 255, separated by dots. A 43 second Networks and the Internet clip from the lesson The Internet, the World Wide Web and URLs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT10-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-bits-does-iscii-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY16-R3.jpgISCII: India's Character Code for Indian ScriptsHow many bits does ISCII use? 8 bits. ISCII (Indian Script Code for Information Interchange) uses 8 bits; its lower half is the same as ASCII. A 44 second Computer Systems clip from the lesson Character Encoding: ASCII, ISCII and Unicode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY16-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-bits-in-a-byte/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY09-R1.jpgHow Big Is a GB? Bit, Byte, KB, MBHow many bits in a byte? 8. A bit is 0 or 1, a nibble is 4 bits, a byte is 8 bits, and each bigger unit is 1024 times the one before. A 49 second Computer Systems clip from the lesson Units of Memory, Data Deletion and Recovery.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY09-R1.mp4492026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-bytes-does-a-take-in-utf-32/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY16-R4.jpgUTF-8 vs UTF-32: How Unicode Is SavedHow many bytes does A take in UTF-32? 4 bytes. UTF-8 uses 1 to 4 bytes per character; UTF-32 always uses 4. A takes 1 byte in UTF-8, Hindi ka takes 3. A 47 second Computer Systems clip from the lesson Character Encoding: ASCII, ISCII and Unicode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY16-R4.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-cells-are-in-a1-c4/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-026-R3.jpgWhat Does A1:C4 Mean? Range of CellsHow many cells are in A1:C4? 12. A1:C4 is a range: a block from A1 to C4 with 12 cells. A column range stays in one column; a row range stays in one row. A 43 second Course Topics clip from the lesson Worksheet — rows, columns, cell and cell address; range of cells (row, column, row & column range).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-026-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-characteristics-of-ai-are-listed/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY30-R1.jpg3 Characteristics of AI for Cambridge IGCSEHow many characteristics of AI are listed? Three. AI has a collection of data and rules, the ability to reason, and the ability to learn and adapt. A 42 second Computer Systems clip from the lesson AI: Characteristics, Expert Systems and Machine Learning.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY30-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-characters-does-ascii-have/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY16-R2.jpgASCII and Its Limits: Why No Hindi?How many characters does ASCII have? 128. ASCII uses 7 bits, so it has only 128 characters: enough for English, but no Indian scripts or emoji. A 47 second Computer Systems clip from the lesson Character Encoding: ASCII, ISCII and Unicode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY16-R2.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-colours-do-8-bits-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY17-R1.jpgPixel, Resolution and Colour Depth ExplainedHow many colours do 8 bits give? 256. A pixel is one dot, resolution is pixels wide x high, and colour depth is the number of bits for each pixel. A 43 second Computer Systems clip from the lesson Representing Images and Sound, and Calculating File Size.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY17-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-copies-does-a-static-variable-have/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV17-R1.jpg50 Students, One School NameHow many copies does a static variable have? One, shared by the whole class. A static variable gets one shared box in memory, while each object keeps its own instance variable. Change the static one and every object sees it. A 40 second Java clip from the lesson Static Members: Class Variables and Class Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV17-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-examples-does-a-machine-see/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI46-R4.jpgYou Think Like Machine Learning DoesHow many examples does a machine see? Thousands. You see a few examples and guess a rule; a machine sees thousands and tunes numbers. Both then predict. A 41 second Artificial Intelligence clip from the lesson Finding Patterns: How AI Spots Patterns in Numbers and Pictures.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI46-R4.mp4https://www.youtube.com/embed/YxyzUnJAG4U412026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-examples-per-class/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI44-R1.jpgWhy Your AI Model Fails: Bad ExamplesHow many examples per class? 50 or more. Good examples follow three rules: 50 or more per class, varied light, angles and people, and balanced classes. A 42 second Artificial Intelligence clip from the lesson Build a No-code AI Model: Teachable Machine and Machine Learning for Kids.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI44-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-fields-go-in-one-grid-column/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB17-R2.jpgCreate a Query in Design View | LibreOffice BaseHow many fields go in one grid column? One. In Design View, add the table, double-click fields into the grid and press F5 to run the query. A 42 second Databases and SQL clip from the lesson Queries in Base: Design View, Criteria and Sorting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB17-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-files-after-copy-and-paste/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-17-R1.jpgCopy or Cut: What Is the Difference?How many files after copy and paste? Two. Copy leaves the original and makes a second file; cut moves the file to the new place. A 41 second Employability Skills clip from the lesson Basic file and folder management.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-17-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-ideas-per-slide/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-026-R1.jpgSlide Too Busy? Fix It and Press F5How many ideas per slide? One. Twelve lines of tiny text lose the audience. Keep one idea and a big font, use simple transitions, press F5 to start and Esc to end. A 47 second Course Topics clip from the lesson Slide design, transitions and running a slide show.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-026-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-inputs-for-a-100-x-100-grey-image/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI30-R1.jpgWhy Normal Neural Networks Struggle with ImagesHow many inputs for a 100 x 100 grey image? 10,000. Every pixel is an input: a small grey image has 10,000 and a colour one 30,000, each needing weights, and layout is lost. A 38 second Artificial Intelligence clip from the lesson Convolutional Neural Networks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI30-R1.mp4https://www.youtube.com/embed/uQMlKOTFQY0382026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-keywords-does-python-have/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY02-R2.jpgWhy is for = 5 an error? Python keywordsHow many keywords does Python have? 35. Python keywords are reserved words; Python has 35, and using one as a variable name is a SyntaxError. A 39 second Python clip from the lesson Python Tokens: Keywords, Identifiers, Literals, Operators and Punctuators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY02-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-layers-does-the-tcp-ip-model-have/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT07-R5.jpgThe 4 Layers of the TCP/IP ModelHow many layers does the TCP/IP model have? Four: application, transport, internet and link. The four TCP/IP layers are application (HTTP, SMTP), transport (TCP, UDP), internet (IP) and link (Ethernet, Wi-Fi). A 44 second Networks and the Internet clip from the lesson Network Protocols: TCP/IP, HTTP, HTTPS, FTP, SMTP, POP3, PPP, Telnet and VoIP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT07-R5.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-operands-does-a-binary-operator-take/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV42-R1.jpgUnary, Binary, Ternary: Count the OperandsHow many operands does a binary operator take? Two. Unary operators work on one operand, binary on two, and ternary on three. Java has only one ternary operator, ? :. A 39 second Java clip from the lesson Unary, Compound Assignment and Ternary Operators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV42-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-parts-does-the-pyramid-have/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI43-R2.jpgFreytag's Pyramid: The Shape of Every StoryHow many parts does the pyramid have? Five. Exposition sets the scene, tension rises to the climax, then it falls, and the resolution ends it. Five parts, like a triangle. A 44 second Artificial Intelligence clip from the lesson Storytelling Basics: Elements of a Story and Freytag's Pyramid.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI43-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-passwords-must-you-remember/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC04-R2.jpgToo Many Passwords? Use a Password ManagerHow many passwords must you remember? One: the master password. A password manager is an encrypted vault. You remember one master password, it creates strong passwords and fills them only on the correct site. A 41 second Computer Science clip from the lesson Passwords, Privacy and Authentication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC04-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-pins-does-an-rj-45-plug-have/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT06-R4.jpgRJ-45, MAC Address and the Wi-Fi CardHow many pins does an RJ-45 plug have? 8, one for each wire of a twisted pair cable. An RJ-45 plug has 8 pins, a MAC address is a 48-bit physical address set by the card maker, and a Wi-Fi card is simply a wireless NIC. A 42 second Networks and the Internet clip from the lesson Network Devices: Modem, Hub, Switch, Router, Gateway and More.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT06-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-possible-results-are-there/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI10-R1.jpgPrediction vs Reality: The 2 by 2 GridHow many possible results are there? Four. Every yes or no prediction lands in one of four boxes. Rows show the prediction; columns show reality. A 38 second Artificial Intelligence clip from the lesson Evaluation Basics: True Positive, False Positive, True Negative, False Negative.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI10-R1.mp4https://www.youtube.com/embed/-yVdEPnfN6g382026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-prints-does-a-3-by-3-nested-loop-make/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV13-R1.jpgHow Many Prints in a Nested Loop?How many prints does a 3 by 3 nested loop make? Nine. The inner loop runs fully for every outer iteration, so a 3 by 3 nested loop prints 9 times. A 43 second Java clip from the lesson Nested Loops, Patterns and Number Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV13-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-rows-does-group-by-return/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB12-R2.jpgFive Rows In, Two Rows Out: GROUP BYHow many rows does GROUP BY return? One per group. GROUP BY sec makes one group per section, and COUNT(*) counts each group. You get one output row per group. A 36 second Databases and SQL clip from the lesson GROUP BY and HAVING.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB12-R2.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-rows-for-two-inputs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY19-R2.jpgBuild a Truth Table Row by Row: A AND NOT BHow many rows for two inputs? 4. Two inputs need 4 rows; count up in binary so no row is missed. For Q = A AND (NOT B), only row 1 0 gives 1. A 42 second Computer Systems clip from the lesson Logic Gates and Truth Tables.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY19-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-rows-make-p-q-false/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY24-R2.jpgWhen Is p → q False? The Broken PromiseHow many rows make p → q false? Only one: p true, q false. The conditional p → q is false only when p is true and q is false, like a promise that is broken. A 42 second Computer Systems clip from the lesson Propositional Logic: Propositions, Connectives and Valid Formulae.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY24-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-rows-remain-after-having-count-1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB12-R4.jpgPredict This GROUP BY OutputHow many rows remain after HAVING COUNT(*) › 1? Two, the groups with two rows each. Count each group first, then apply HAVING. Two cities have two rows each, so the city with one row is removed. A 36 second Databases and SQL clip from the lesson GROUP BY and HAVING.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB12-R4.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-sdgs-are-there/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-05-R1.jpg17 Goals, One Deadline: The SDGsHow many SDGs are there? 17. The United Nations set 17 Sustainable Development Goals in 2015, with 2030 as the target year. A 41 second Employability Skills clip from the lesson Employability Skills II: Green Skills-II.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-05-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-steps-are-in-the-framework/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI15-R3.jpgData Literacy Process Framework: 6 StepsHow many steps are in the framework? Six. Plan and communicate, assess and develop skills, evaluate progress, then reflect and repeat. It is a cycle. A 37 second Artificial Intelligence clip from the lesson Data Literacy: Meaning, Importance and the Data Literacy Process.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI15-R3.mp4https://www.youtube.com/embed/04tfsmecJb0372026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-times-does-for-i-1-i-9-i-2-run/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV12-R4.jpgHow Many Times Does This Loop Run?How many times does for (i=1; i≤9; i+=2) run? Five times, for i = 1, 3, 5, 7 and 9. For i = 1 to 9 with i += 2, i takes 1, 3, 5, 7, 9, so the loop runs five times and prints 13579. A 44 second Java clip from the lesson Jump Statements and Loop Variations: break, continue and Labels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV12-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-times-does-the-loop-run/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV43-R4.jpgLoop Conversion Board Question, TracedHow many times does the loop run? 4 times, because k becomes -2 on the fifth check. Convert the for loop and count the rounds: k starts at 10 and drops by 3, so k is 10, 7, 4 and 1. A 41 second Java clip from the lesson Converting Between for, while and do-while, and Finite vs Infinite Loops.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV43-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-tokens-are-in-int-marks-90/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV04-R1.jpgHow Many Tokens in This Line?How many tokens are in int marks = 90;? Five. int marks = 90; holds five tokens: int is a keyword, marks an identifier, = an operator, 90 a literal and ; a separator. A 43 second Java clip from the lesson Java Tokens: Keywords, Identifiers, Literals, Separators and Comments.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV04-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-trace-lines-do-you-write/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY10-R3.jpgTrace a Nested Loop: Predict the OutputHow many trace lines do you write? One for every run of the inner body. Write one trace table line for every run of the inner body. With both loops running 1 and 2, the output is 1, 2, 2, 4. A 43 second Python clip from the lesson Nested Loops and Pattern Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY10-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-many-values-can-return-send/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C07-R4.jpgDoes Code After return Run in C?How many values can return send? One. No. return sends one value back and ends the function, so big(8, 3) returns 8 and the last line never runs. A 37 second C clip from the lesson Functions in C: Call by Value and Call by Reference.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C07-R4.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-often-do-transistors-double/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY02-R3.jpgMoore's Law Explained SimplyHow often do transistors double? About every two years. Moore's law says transistors on a chip double about every two years: 1,000 becomes 2,000, then 4,000. A 40 second Computer Systems clip from the lesson History and Generations of Computers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY02-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/how-should-a-pointer-start/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP11-R4.jpg4 Pointer Bugs in C++: Wild, Dangling, Leak, NullHow should a pointer start? As nullptr. Wild means no address set, dangling means used after delete, leak means no delete, and null means using *p on nothing. A 42 second Cyber Safety and Ethics clip from the lesson Pointers in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP11-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/in-a-binary-search-tree-which-side-holds-smaller-values/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV32-R3.jpgFind 40 in a Binary Search TreeIn a binary search tree, which side holds smaller values? The left subtree. In a binary search tree, smaller values go left and bigger values go right, so a search skips half the tree at every step. A 41 second Java clip from the lesson Binary Trees and Tree Traversals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV32-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/in-a-disease-test-which-mistake-is-worse/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI10-R3.jpgFalse Negative vs False Positive: Which Is Worse?In a disease test, which mistake is worse? A false negative. In a disease test, a false positive means an extra test, but a false negative sends a sick person home untreated. A 40 second Artificial Intelligence clip from the lesson Evaluation Basics: True Positive, False Positive, True Negative, False Negative.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI10-R3.mp4https://www.youtube.com/embed/Uhwd3DkVt4s402026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/in-a-minterm-which-input-gets-a-bar/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY22-R1.jpgMinterm vs Maxterm: Which Gets the Bar?In a minterm, which input gets a bar? A 0 input. A minterm bars the 0 inputs and uses AND; a maxterm bars the 1 inputs and uses OR. A 40 second Computer Systems clip from the lesson Canonical SOP and POS Forms and Karnaugh Maps.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY22-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/in-what-unit-is-font-size-measured/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-032-R2.jpgFont, Size, Style, Colour: Four PartsIn what unit is font size measured? Points. Text formatting has four parts: font is the letter shape, size is in points, style is bold, italic or underline, and colour changes the letters. A 44 second Course Topics clip from the lesson Text formatting: font, size, style and colour.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-032-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/in-which-language-is-an-algorithm-written/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV40-R1.jpgWrite the Algorithm Before the CodeIn which language is an algorithm written? Plain English, not Java. An algorithm is a finite list of clear numbered steps in plain English, and it always ends with Stop. A 41 second Java clip from the lesson From Algorithm to Java Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV40-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/in-which-order-are-the-for-parts-written/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY36-R3.jpgTwo Loops in One Line: Nested List ComprehensionIn which order are the for parts written? Outer loop first, then inner. A nested list comprehension writes the outer for first, then the inner for. An if at the end filters, like skipping seat 2. A 44 second Python clip from the lesson List Comprehensions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY36-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/in-which-order-do-you-read-the-remainders/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-I-004-R1.jpg25 in Binary: Divide by 2 MethodIn which order do you read the remainders? From bottom to top. Decimal 25 in binary is 11001: divide by 2 again and again, then read the remainders from bottom to top. A 45 second Course Topics clip from the lesson Conversion of number representations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-I-004-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-010-equal-to-10/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV04-R4.jpgIn Java, 010 Is Not 10Is 010 equal to 10? No. The leading zero makes it octal, so 010 is 8. Java has integer, real, character, String, boolean and null literals. A leading zero makes an integer octal, so 010 is 8. A 41 second Java clip from the lesson Java Tokens: Keywords, Identifiers, Literals, Separators and Comments.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV04-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-1-a-prime-number/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY10-R4.jpgIs 1 a Prime Number? Find Primes in PythonIs 1 a prime number? No, because it has only one factor. No. A prime number has exactly two factors, 1 and itself, so 1 is not prime. A 39 second Python clip from the lesson Nested Loops and Pattern Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY10-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-10-4-1-equal-to-5-or-7/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV07-R5.jpgIs 10 - 4 + 1 Equal to 5 or 7?Is 10 - 4 + 1 equal to 5 or 7? 7. Plus and minus share a level, so they run left to right. Operators at the same level run left to right, so 10 - 4 + 1 is 7. And * / % always run before + and -. A 41 second Java clip from the lesson Java Operators, Precedence and Expressions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV07-R5.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-2ab-valid-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV09-R5.jpgIs 2ab Valid Java Code?Is 2ab valid Java? No. Java needs every multiplication sign: 2 * a * b. Java has no implied multiplication and no square symbol: 2ab is 2 * a * b, a squared is a * a, and a square root is Math.sqrt(x). A 45 second Java clip from the lesson Mathematical Library Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV09-R5.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-2marks-valid/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY02-R3.jpgIs 2marks a valid Python name? Identifier rulesIs 2marks valid? No, it starts with a digit. Python identifier rules: letters, digits and underscore only, no digit first, no spaces, no keywords. A 44 second Python clip from the lesson Python Tokens: Keywords, Identifiers, Literals, Operators and Punctuators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY02-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-2ndterm-a-valid-java-name/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV04-R3.jpgIs 2ndTerm a Valid Java Name?Is 2ndTerm a valid Java name? No. A name cannot start with a digit. A Java name cannot start with a digit, contain a space or be a keyword. Variables use camelCase, classes PascalCase and constants UPPER_CASE. A 43 second Java clip from the lesson Java Tokens: Keywords, Identifiers, Literals, Separators and Comments.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV04-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-3b-a-correct-address/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-026-R2.jpgCell Address: B3 or 3B?Is 3B a correct address? No, it is B3. The correct cell address is B3: rows are numbers, columns are letters, and the column letter always comes first. A 41 second Course Topics clip from the lesson Worksheet — rows, columns, cell and cell address; range of cells (row, column, row & column range).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-026-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-65-included-in-between-65-and-88/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB08-R1.jpgDoes BETWEEN Include Both Ends?Is 65 included in BETWEEN 65 AND 88? Yes. Yes. BETWEEN 65 AND 88 is the same as marks ≥ 65 AND marks ≤ 88, so both end values are kept. Write the smaller value first. A 39 second Databases and SQL clip from the lesson SQL Operators: BETWEEN, IN, LIKE and IS NULL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB08-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-72-a-number/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY03-R3.jpgIs "72" a number? Python data typesIs "72" a number? No, quotes make it a str. Python data types: int, float, complex, bool, str and NoneType. "72" in quotes is a str, not a number. A 44 second Python clip from the lesson Variables, Assignment and Data Types in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY03-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-88-read-from-a-csv-a-number/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY26-R3.jpgIs 88 a Number Here? Python csv.readerIs 88 read from a CSV a number? No. It is the string '88'. Python's csv.reader() gives each row as a list of strings, so '88' is text; use int() before maths. A 38 second Python clip from the lesson CSV Files with the csv Module.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY26-R3.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-bar-chart-the-same-as-a-histogram/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY33-R2.jpgBar Chart vs Histogram: Are They the Same?Is a bar chart the same as a histogram? No. A bar chart compares named groups; a histogram counts numbers in ranges. No. A line plot shows change over time, a bar chart compares named groups, and a histogram counts numbers in ranges. A 41 second Python clip from the lesson Data Visualisation with Matplotlib.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY33-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-big-excel-sheet-big-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI39-R1.jpgIs a Big Excel Sheet Big Data?Is a big Excel sheet big data? No. No. Big data is too large for one computer, arrives every second, and comes in many forms. A 36 second Artificial Intelligence clip from the lesson Big Data: Types, Characteristics, Advantages and Disadvantages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI39-R1.mp4https://www.youtube.com/embed/Uzxtd2-VjA8362026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-cartoon-a-video/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-001-R2.jpgVideo vs Animation: Multimedia ElementsIs a cartoon a video? Not exactly. It is an animation, made from drawings. An image is a still photo, audio is sound, video is recorded motion and animation is drawn motion. A 42 second Course Topics clip from the lesson Multimedia: images, audio, video, animation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-001-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-census-report-primary-or-secondary-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI07-R1.jpgPrimary vs Secondary Data: Survey or Census?Is a census report primary or secondary data? Secondary. Primary data is collected by you first-hand, like a class survey. Secondary data already exists, like a census report. A 38 second Artificial Intelligence clip from the lesson Data Acquisition: Sources, Features and Types of Data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI07-R1.mp4https://www.youtube.com/embed/YMkgvyjrxa4382026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-chat-message-verbal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-07-R1.jpgIs a Chat Message Verbal?Is a chat message verbal? Yes, it uses words. Yes. Verbal means using words, and words can be oral, like a phone call, or written, like an email. A 43 second Employability Skills clip from the lesson Employability Skills II: Verbal, non-verbal and visual communication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-07-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-constructor-a-method/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV00-R2.jpgConstructor or Method? Java BasicsIs a constructor a method? No. It has the class name and no return type at all. A constructor carries the class name and has no return type, not even void. A method can have any name but must state a return type. A 41 second Java clip from the lesson ISC Class XI Java Revision in One Go.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV00-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-cracked-paid-game-harmless/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-I-001-R1.jpgCracked Paid Game: Ethical or Not?Is a cracked paid game harmless? No. Piracy is illegal. A pirated game is illegal, a copied project is plagiarism, open source can be shared, and reading others' chats breaks privacy. A 45 second Course Topics clip from the lesson Ethical use of computers and software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-I-001-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-dead-battery-e-waste/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC11-R1.jpgOld Chargers in a Drawer? That Is E-wasteIs a dead battery e-waste? Yes. E-waste means old or broken electronics: phones, chargers, batteries and TVs. It is one of the fastest growing kinds of waste. A 40 second Computer Science clip from the lesson E-waste: Hazards, Management and Responsible Disposal.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC11-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-deleted-post-really-gone/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC01-R1.jpgDeleted the Post? Your Trace StaysIs a deleted post really gone? Not always. Copies can survive deletion. Almost everything you do online leaves a trace: posts, searches, sites visited, orders, UPI payments and app location data. A 41 second Computer Science clip from the lesson Digital Footprints: Active and Passive.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC01-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-face-filter-ar-or-vr/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY28-R4.jpgAR vs VR: Is a Face Filter AR or VR?Is a face filter AR or VR? AR. AR adds digital objects to the real world, often on a phone. VR builds a full digital world inside a headset. A face filter is AR. A 45 second Computer Systems clip from the lesson Emerging Trends: IoT, Sensors, Smart Cities, Big Data, AR and VR.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY28-R4.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-hazard-the-same-as-a-risk/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-043-R1.jpgHazard or Risk? The Difference in One LineIs a hazard the same as a risk? No. Hazard is the danger; risk is the chance. A hazard is anything that can cause harm, like a loose wire. Risk is the chance that the harm happens. A 40 second Course Topics clip from the lesson Workplace hazards: types, computers, office equipment and stress.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-043-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-hidden-slide-deleted/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-024-R1.jpgHide a Slide in PowerPoint Without DeletingIs a hidden slide deleted? No. It stays in the file. Hide Slide keeps a slide in the file but skips it during the show. Click Hide Slide again to bring it back. A 43 second Course Topics clip from the lesson Working with slides.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-024-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-laptop-embedded/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY25-R4.jpgEmbedded vs General Purpose ComputerIs a laptop embedded? No. An embedded system does one fixed job with fixed software; a general purpose computer like a laptop can install any app. A 42 second Computer Systems clip from the lesson Embedded Systems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY25-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-list-mutable/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY03-R4.jpgMutable vs immutable in Python, proved with id()Is a list mutable? Yes, it keeps the same id after append. Mutable vs immutable in Python: id() shows an int gets a new object when changed, but a list keeps its id. A 44 second Python clip from the lesson Variables, Assignment and Data Types in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY03-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-lower-mse-better/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI11-R4.jpgMSE and RMSE for Regression, Train and TestIs a lower MSE better? Yes. Lower error is better. To score a model that predicts numbers, square each error and average for MSE; RMSE is its square root. A 41 second Artificial Intelligence clip from the lesson Model Evaluation Metrics: Confusion Matrix, Accuracy, Precision, Recall and F1.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI11-R4.mp4https://www.youtube.com/embed/jsqG60FtUtA412026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-network-always-good/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT01-R3.jpgNetworks: The Good Side and the RisksIs a network always good? No. The same connection that shares files can also spread viruses. A network makes sharing easy and cheap, but the same connection lets viruses spread, hackers break in and private data leak. A 41 second Networks and the Internet clip from the lesson What is a Computer Network? Evolution from ARPANET to the Internet.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT01-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-p-start-tag-the-text-hi-and-a-p-end-tag-together-a-tag-or-an-elem/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-015-R2.jpgHTML Tag vs Element vs AttributeIs a p start tag, the text Hi and a p end tag together a tag or an element? An element. A tag is a word in angle brackets, an element is start tag plus content plus end tag, and an attribute adds extra information. A 41 second Course Topics clip from the lesson Introduction to HTML – elements, tags and attributes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-015-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-password-privacy-or-security/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI16-R1.jpgData Privacy vs Data Security: Not the SameIs a password privacy or security? Security. Privacy asks who may use your data; security asks if it is protected. Consent is privacy, a password is security. A 41 second Artificial Intelligence clip from the lesson Data Privacy and Data Security.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI16-R1.mp4https://www.youtube.com/embed/9VEUqI25BrU412026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-photo-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI07-R2.jpgStructured, Unstructured, Semi-structured DataIs a photo data? Yes. It is unstructured data. Structured data is a table, unstructured data has no format like photos, and semi-structured data has tags like emails. A 43 second Artificial Intelligence clip from the lesson Data Acquisition: Sources, Features and Types of Data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI07-R2.mp4https://www.youtube.com/embed/S_SFnSb6L38432026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-python-list-mutable/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY13-R1.jpgCan You Change a Python List Item? YesIs a Python list mutable? Yes. Its items can be changed. A Python list is mutable, so you can change one item by its index, like fruits[1] = "guava". A 43 second Python clip from the lesson Lists: Creating, Indexing, Slicing and List Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY13-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-question-a-proposition/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY24-R1.jpgWhat Is a Proposition? Logic ConnectivesIs a question a proposition? No, it has no truth value. A proposition must be true or false. '7 is even' is one (false); a question or a command is not. A 40 second Computer Systems clip from the lesson Propositional Logic: Propositions, Connectives and Valid Formulae.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY24-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-range-check-validation-or-verification/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-005-R1.jpgValidation or Verification? The DifferenceIs a range check validation or verification? Validation. Validation checks data is sensible. Verification checks it is accurate. A 40 second Course Topics clip from the lesson Validation, verification and suitable test data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-005-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-result-on-screen-a-hard-copy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY06-R1.jpgSoft Copy or Hard Copy? What Output MeansIs a result on screen a hard copy? No, it is a soft copy. Output devices bring results out: a soft copy is seen on screen, a hard copy is printed and can be kept. A 38 second Computer Systems clip from the lesson Output Devices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY06-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-result-page-static-or-dynamic/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT11-R2.jpgIs Your Exam Result Page Static or Dynamic?Is a result page static or dynamic? Dynamic, because it is built from a database when you ask for it. Dynamic. A static page has fixed content and looks the same for every visitor, while a dynamic page is built when you ask for it. A 39 second Networks and the Internet clip from the lesson Websites, Web Pages, Web Servers and Hosting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT11-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-spam-filter-nlp/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI32-R3.jpgNLP You Use Daily: Translate, Assistants, SpamIs a spam filter NLP? Yes. Translation changes languages, voice assistants hear and reply, and spam filters hide junk mail. A 40 second Artificial Intelligence clip from the lesson Natural Language Processing: Language, Phases and Applications.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI32-R3.mp4https://www.youtube.com/embed/R_VJKCuOT2Y402026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-tea-seller-an-entrepreneur/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-I-04-R1.jpgProduct, Service or Hybrid Business?Is a tea seller an entrepreneur? Yes, the owner takes the risk. A product business sells goods, a service business sells help, and a hybrid business does both. A 41 second Employability Skills clip from the lesson Employability Skills I: Entrepreneurial Skills-I.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-04-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-traffic-signal-communication/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-06-R1.jpgWords, Body or Pictures? 3 MethodsIs a traffic signal communication? Yes, visual communication. Communication happens in three ways: verbal words, non-verbal body language and visual pictures or signs. A 44 second Employability Skills clip from the lesson Employability Skills II: Methods and importance of communication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-06-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-variable-a-box/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY03-R1.jpgIs a Python variable a box? No, a name tagIs a variable a box? No, it is a name tag on an object. A Python variable is a name tag bound to an object, not a box; = moves the tag to a new value. A 43 second Python clip from the lesson Variables, Assignment and Data Types in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY03-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-walkie-talkie-full-duplex/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT02-R3.jpgSimplex, Half Duplex, Full Duplex ModesIs a walkie-talkie full duplex? No. It is half duplex, because only one person can talk at a time. Simplex sends data one way only, half duplex sends both ways but one side at a time, and full duplex sends both ways at once. A 42 second Networks and the Internet clip from the lesson Data Communication: Components, Bandwidth and Transmission Modes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT02-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-a-working-model-enough/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI22-R1.jpgAI Capstone: 4 Things You Must SubmitIs a working model enough? No. A working model is not enough. Submit a working solution, a project log book, documentation and a 3 minute video. A 38 second Artificial Intelligence clip from the lesson The AI Capstone Project: Planning, Log Book, Documentation and Video.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI22-R1.mp4https://www.youtube.com/embed/fG7dw6Xb9zM382026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-ai-only-for-tech-companies/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI04-R4.jpgAI in Healthcare, Finance, Farming, EducationIs AI only for tech companies? No. It helps every industry. AI helps doctors read scans, banks get fraud alerts, farmers spot leaf disease, and students practise at their own pace. A 44 second Artificial Intelligence clip from the lesson Careers in AI: Demand, Job Roles, Skills and Industries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI04-R4.mp4https://www.youtube.com/embed/SZa0wqJRkb4442026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-an-ai-prediction-always-right/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI03-R4.jpgIs AI Magic? Why Predictions Are Best GuessesIs an AI prediction always right? No. It is a best guess. AI is not magic. It learns only from its data, works with maths and probability, and humans build and check it. A 40 second Artificial Intelligence clip from the lesson AI Terminologies, Benefits and Limitations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI03-R4.mp4https://www.youtube.com/embed/YbaM0JRoSnI402026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-an-emotion-ai-result-a-fact/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI34-R4.jpgCan AI Read Your Smile? Emotion AI LimitsIs an emotion AI result a fact? No. It is only a guess. Emotion detection guesses feelings. Smiles can hide sadness, cultures differ, and face data needs consent. A 42 second Artificial Intelligence clip from the lesson Chatbots, Sentiment Analysis and Emotion Detection.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI34-R4.mp4https://www.youtube.com/embed/kKa8Rpsza4s422026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-an-int-an-object-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV19-R1.jpgIs an int an Object in Java?Is an int an object in Java? No, which is why the wrapper class Integer exists. Primitives are not objects, but lists store only objects, so each primitive has a wrapper class: int is Integer and char is Character. A 42 second Java clip from the lesson Wrapper Classes, Autoboxing and Character Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV19-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-asking-for-help-wrong-emp-iii-06-r1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-06-R1.jpgStuck? Try Before You AskIs asking for help wrong? No, but try first and ask a clear question. Work alone in four steps: understand the goal, plan steps and time, try and then ask clearly, and check before submitting. A 40 second Employability Skills clip from the lesson Employability Skills III: Working independently and building self-confidence.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-06-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-asking-for-help-wrong/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-15-R1.jpgWaiting for Someone to Remind You?Is asking for help wrong? No, after you have tried first. Independent workers make their own to-do list, start without reminders, and try before they ask. A 41 second Employability Skills clip from the lesson Working independently.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-15-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-bandwidth-the-same-as-speed/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT02-R2.jpgBandwidth vs Data Transfer RateIs bandwidth the same as speed? No. Bandwidth is the capacity, and the transfer rate is the actual speed. Bandwidth is the capacity of a channel, like how many lanes a road has. Data transfer rate is how many bits are actually sent per second. A 39 second Networks and the Internet clip from the lesson Data Communication: Components, Bandwidth and Transmission Modes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT02-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-big-data-always-good/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI39-R4.jpgBig Data: Advantages and DisadvantagesIs big data always good? Not always. Big data gives smarter choices, fraud alerts and better services, but risks privacy, costs a lot and attracts hackers. A 40 second Artificial Intelligence clip from the lesson Big Data: Types, Characteristics, Advantages and Disadvantages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI39-R4.mp4https://www.youtube.com/embed/xceL9RWKPP0402026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-changing-a-few-words-enough/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC08-R2.jpgIs Rewording Still Plagiarism?Is changing a few words enough? No. Without credit it is still plagiarism. Yes, without credit it is. Cite the source, put exact words in quotation marks, and paraphrase in your own words while still citing. A 43 second Computer Science clip from the lesson Intellectual Property Rights: Copyright, Patent, Trademark and Plagiarism.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC08-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-cloud-data-totally-safe/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY27-R4.jpgCloud, Grid, Blockchain: Uses and RisksIs cloud data totally safe? No, privacy and hacking are concerns. Cloud stores files but risks privacy, grids help research but are hard to run, blockchain secures records but uses energy. A 42 second Computer Systems clip from the lesson Emerging Trends: Cloud Computing, Grid Computing and Blockchain.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY27-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-confidence-a-quality-or-a-function/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-11-R1.jpgQuality or Function? Entrepreneur BasicsIs confidence a quality or a function? A quality. It describes the person. A quality describes the person, like confidence or patience. A function is the work the entrepreneur does, like planning, organising or marketing. A 42 second Employability Skills clip from the lesson Employability Skills III: Qualities and functions of an entrepreneur.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-11-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-confidence-built-or-born/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-13-R1.jpgScared to Raise Your Hand in Class?Is confidence built or born? Built, a little every day. Confidence can be built: know your strengths, think positively, win small goals and prepare well. A 43 second Employability Skills clip from the lesson Building self-confidence.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-13-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-data-science-only-maths/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI41-R1.jpgIs Data Science Only Maths?Is data science only maths? No. Not quite. Data science answers real questions using data, and needs maths and statistics, programming and subject knowledge. A 40 second Artificial Intelligence clip from the lesson Data Science Methodology.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI41-R1.mp4https://www.youtube.com/embed/0j6YHNF65Nk402026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-downloading-cracked-software-legal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC08-R3.jpgCracked Software Is Free? Think AgainIs downloading cracked software legal? No. It violates copyright. Piracy means copying without permission, fake logos break trademarks, and pirated files often hide malware. A 40 second Computer Science clip from the lesson Intellectual Property Rights: Copyright, Patent, Trademark and Plagiarism.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC08-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-every-accident-an-emergency/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-044-R2.jpgAccident or Emergency? Know the DifferenceIs every accident an emergency? No. An accident is unplanned harm, like a small cut. An emergency needs action now, like a fire or fainting. A 41 second Course Topics clip from the lesson Prevent accidents and emergencies at the workplace.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-044-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-every-ai-job-about-coding/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI04-R2.jpgAI Job Roles: Analyst, ML Engineer, AnnotatorIs every AI job about coding? No. Not every AI job is coding. A data analyst finds trends, an ML engineer builds models, an annotator labels data. A 41 second Artificial Intelligence clip from the lesson Careers in AI: Demand, Job Roles, Skills and Industries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI04-R2.mp4https://www.youtube.com/embed/FmsQ6-5_qUs412026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-every-machine-a-robot/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY26-R2.jpgWhat Makes a Robot? Sense, Decide, ActIs every machine a robot? No. A robot senses with sensors, decides with a controller and acts with actuators like motors. Automated means little human help. A 43 second Computer Systems clip from the lesson Emerging Trends: Artificial Intelligence, Machine Learning, NLP and Robotics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY26-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-every-valid-formula-satisfiable/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY24-R4.jpgValid vs Satisfiable Formula: Not the SameIs every valid formula satisfiable? Yes. A valid formula is true in every row; a satisfiable formula needs just one true row; unsatisfiable has none. A 42 second Computer Systems clip from the lesson Propositional Logic: Propositions, Connectives and Valid Formulae.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY24-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-face-unlock-computer-vision/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI28-R3.jpgComputer Vision in Phones, Hospitals and CarsIs face unlock computer vision? Yes. Face unlock spots your face, medical scans reveal disease signs, and self-driving cars spot lanes and people. A 41 second Artificial Intelligence clip from the lesson Computer Vision: How Machines See.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI28-R3.mp4https://www.youtube.com/embed/4balB-LUs8A412026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-fixing-a-spelling-editing-or-formatting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-003-R1.jpgEditing vs Formatting: What Is the Difference?Is fixing a spelling editing or formatting? Editing. Editing changes the content (the words); formatting changes the appearance. Fixing a spelling is editing. A 38 second Course Topics clip from the lesson Edit and format text: text style (B, I, U), font type, font size, text colour, alignment of text. Format paragraphs with line and/or paragraph spacing..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-003-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-fly-in-a-transition-or-an-animation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-061-R1.jpgTransition vs Animation in SlidesIs Fly In a transition or an animation? An animation. A transition changes the whole slide, like Fade. An animation moves one object on a slide, like Fly In. A 42 second Course Topics clip from the lesson Digital Presentation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-061-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-generative-ai-only-for-students/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI51-R3.jpgWhere Generative AI Is Used: 4 IndustriesIs generative AI only for students? No. It is used in almost every industry. Generative AI is used in almost every industry: teachers make quizzes, doctors draft notes, companies run chat support and programmers write code. A 43 second Artificial Intelligence clip from the lesson Generative AI: Types, Tools, Applications, Benefits and Limitations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI51-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-gmail-iaas-paas-or-saas/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY27-R1.jpgIaaS vs PaaS vs SaaS: Is Gmail SaaS?Is Gmail IaaS, PaaS or SaaS? SaaS. IaaS rents servers (AWS), PaaS gives a platform to build apps (App Engine), SaaS gives ready software. Gmail is SaaS. A 44 second Computer Systems clip from the lesson Emerging Trends: Cloud Computing, Grid Computing and Blockchain.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY27-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-hearing-the-same-as-listening/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-IV-01-R1.jpgHearing vs Listening: 4 MovesIs hearing the same as listening? No. Hearing is passive; listening needs your attention. Active listening means paying attention, nodding to show it, asking or repeating to check, and never interrupting. A 42 second Employability Skills clip from the lesson Employability Skills IV: Communication Skills - IV.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-01-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-i-will-study-more-a-good-goal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-IV-02-R1.jpgIs Your Goal SMART?Is 'I will study more' a good goal? No. It is not specific, measurable or time-bound. A SMART goal is specific, measurable, achievable, relevant and time-bound, so it says what, how much and by when. A 41 second Employability Skills clip from the lesson Employability Skills IV: Self-Management Skills - IV.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-02-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-it-a-mistake-that-sorted-gives-a-list/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY16-R3.jpgSort a Tuple, Get a List? Tuple Functions in PythonIs it a mistake that sorted() gives a list? No. sorted() always returns a list. sorted() on a Python tuple returns a list; count() and index() are the only tuple methods, and len, min, max, sum work too. A 45 second Python clip from the lesson Tuples: Operations, Methods and Tuple Assignment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY16-R3.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-java-still-used/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV01-R1.jpgIs Java Still Used in 2026?Is Java still used? Yes: Android apps, bank and shop servers, big websites and school labs. Java dates from 1995 and is still everywhere: many Android apps, bank and shop servers, big websites, and school labs through BlueJ and NetBeans. A 43 second Java clip from the lesson Introduction to Java: Features, JVM, Bytecode and Your First Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV01-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-k-1-risky/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI25-R3.jpgChoosing k in k-NN: Why Odd k?Is k = 1 risky? Yes. One odd neighbour can fool it. Too small a k is fooled by one odd point, too large lets far points vote, and an odd k avoids ties. A 41 second Artificial Intelligence clip from the lesson Classification and the k-Nearest Neighbours Algorithm.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI25-R3.mp4https://www.youtube.com/embed/eLj_hLTkuDo412026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-libreoffice-impress-free/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-032-R1.jpgFree Slides Software: LibreOffice ImpressIs LibreOffice Impress free? Yes. It is free and open source. LibreOffice Impress makes and shows slides. It is free, open source, saves .odp and opens .pptx files. A 44 second Course Topics clip from the lesson Introduction to presentation software (Impress); parts of the presentation window.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-032-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-linear-search-o-1-because-it-once-found-the-item-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV34-R4.jpgBest, Average and Worst Case ExplainedIs linear search O(1) because it once found the item first? No, that is only its best case. The worst case is O(n). Linear search is O(1) only in the best case, when the item is first. If it is last or missing, the worst case is O(n). A 41 second Java clip from the lesson Algorithm Complexity and Big O Notation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV34-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-ml-separate-from-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY26-R1.jpgAI vs Machine Learning vs NLP: The DifferenceIs ML separate from AI? No, ML is part of AI. AI is machines acting smart, ML is AI that learns from data, and NLP is AI that works with human language. A 48 second Computer Systems clip from the lesson Emerging Trends: Artificial Intelligence, Machine Learning, NLP and Robotics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY26-R1.mp4482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-none-the-same-as-zero/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY02-R4.jpgIs None the same as zero? Python literalsIs None the same as zero? No. None means no value yet. Python literals: numeric, string, boolean and None. None is not zero; it means no value yet. A 45 second Python clip from the lesson Python Tokens: Keywords, Identifiers, Literals, Operators and Punctuators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY02-R4.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-one-successful-run-enough/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV40-R3.jpgTest Normal, Boundary and Invalid InputsIs one successful run enough? No. Test normal, boundary and invalid inputs. One correct run does not prove a program works. Test a normal value, a boundary value and an invalid value, with the answer worked out by hand first. A 42 second Java clip from the lesson From Algorithm to Java Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV40-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-overloading-compile-time-or-run-time/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP10-R1.jpgCompile Time vs Run Time Polymorphism in C++Is overloading compile time or run time? Compile time. Compile time polymorphism binds early using overloading; run time polymorphism binds late using virtual functions. A 40 second Cyber Safety and Ethics clip from the lesson Polymorphism and Virtual Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP10-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-p-p-a-tautology/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY24-R3.jpgTautology vs Contradiction vs ContingencyIs p ∧ ~p a tautology? No, it is a contradiction. A tautology is true in every row (p ∨ ~p), a contradiction is false in every row (p ∧ ~p), a contingency is mixed. A 37 second Computer Systems clip from the lesson Propositional Logic: Propositions, Connectives and Valid Formulae.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY24-R3.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-plz-fine-in-a-formal-email/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-065-R1.jpgFormal Email Format: 4 Parts to Get RightIs 'plz' fine in a formal email? No. Avoid short forms. A formal email has four parts: a clear subject, a polite greeting, a body with reason and date, and a closing with your name. A 46 second Course Topics clip from the lesson Professional Communication Skills.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-065-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-research-bpo-or-kpo/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-014-R1.jpgITES List: BPO, KPO and Online TutoringIs research BPO or KPO? KPO. ITES serve customers using computers: BPO runs call centres and data entry, KPO does research, and tutoring counts too. A 50 second Course Topics clip from the lesson Identifying and listing various IT-enabled services.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-014-R1.mp4502026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-riya2009-strong/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC04-R1.jpgIs Your Password Too Short?Is Riya2009 strong? No. It uses a name and a year. A strong password is at least 12 characters, mixes letters, digits and symbols, avoids names and birthdays, and is different for every account. A 41 second Computer Science clip from the lesson Passwords, Privacy and Authentication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC04-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-roll-no-a-valid-name/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C02-R1.jpgIs 2marks a Valid Variable Name in C?Is roll no a valid name? No. It has a space. No. C names can use letters, digits and underscore, but cannot start with a digit, have spaces, or be a keyword. A 43 second C clip from the lesson C Tokens, Data Types, Variables and Constants.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C02-R1.mp4https://www.youtube.com/embed/c0pbt4V4rDk432026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-select-ddl-or-dql/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB04-R2.jpgDDL, DML or DQL? One Command EachIs SELECT DDL or DQL? DQL. DDL builds structure with CREATE, DML changes rows with INSERT, and DQL reads data with SELECT. A 43 second Databases and SQL clip from the lesson Introduction to SQL and MySQL: DDL, DML and DQL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB04-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-sharing-a-private-chat-ethical/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC13-R4.jpgSharing a Private Chat as a Joke?Is sharing a private chat ethical? No. It harms the person and had no consent. Riya screenshots a private chat and shares it in the class group. Her friend feels humiliated, so the action is unethical. A 42 second Computer Science clip from the lesson Ethical Issues in Computing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC13-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-stop-included/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY08-R2.jpgDoes range(5) give 1 to 5? Python range() trapIs stop included? No, never. Python range(): start is included, stop is never included, and step is the jump. range(5) gives 0 to 4. A 43 second Python clip from the lesson for Loop and range().https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY08-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-stress-a-workplace-hazard/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-043-R5.jpgCan Stress Cause Accidents at Work? YesIs stress a workplace hazard? Yes. Stressed workers make mistakes that can cause accidents. Stressed workers make mistakes. Plan important tasks first, take short breaks, sleep and exercise, and talk to someone. A 44 second Course Topics clip from the lesson Workplace hazards: types, computers, office equipment and stress.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-043-R5.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-string-a-primitive-type/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV05-R2.jpgIs String a Primitive in Java?Is String a primitive type? No. String is a reference type. A primitive variable holds the value itself; a reference variable holds the address of an object. Only references can be null. A 41 second Java clip from the lesson Data Types, Variables and Constants in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV05-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-study-hard-a-goal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-02-R1.jpgIs Your Goal Really SMART?Is 'study hard' a goal? No. It has no measure and no deadline. A SMART goal is specific, measurable, achievable, relevant and time-bound: say what, how much and by when. A 43 second Employability Skills clip from the lesson Employability Skills II: Self-Management Skills-II.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-02-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-synfig-free/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-023-R1.jpgSynfig: Free 2D Animation SoftwareIs Synfig free? Yes. It is free and open source. Synfig is free, open source 2D animation software. Transform moves objects, Circle draws shapes and Fill adds colour. A 45 second Course Topics clip from the lesson Features and tools of Synfig.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-023-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-telnet-safe-to-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT07-R4.jpgPPP, Telnet and VoIP: Is Telnet Safe?Is Telnet safe to use? No. It sends everything, including passwords, as plain text. PPP links exactly two devices over one direct connection, Telnet gives remote login, and VoIP carries voice calls over the Internet. A 45 second Networks and the Internet clip from the lesson Network Protocols: TCP/IP, HTTP, HTTPS, FTP, SMTP, POP3, PPP, Telnet and VoIP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT07-R4.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-the-array-copied-cp05-r4/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP05-R4.jpgWhy Did a Function Change My C++ Array?Is the array copied? No. The function gets its address. A C++ array is not copied when passed; the function gets its address, so a[0] += 5 changes the original to 65. A 42 second Cyber Safety and Ethics clip from the lesson Arrays and Strings in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP05-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-the-array-copied/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C10-R4.jpgWhy Did a Function Change My Array in C?Is the array copied? No. Its address is passed. Arrays pass their address, not a copy, so a function that changes a[] changes the original array. A 41 second C++ clip from the lesson Arrays in C: One and Two Dimensional.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C10-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-the-internet-only-websites/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT10-R5.jpgInternet Services: Email, Chat, VoIP, SearchIs the Internet only websites? No. Email, chat, VoIP and search are all separate services. The Internet carries many services, not just websites: email, chat, VoIP calls and search engines. A 40 second Networks and the Internet clip from the lesson The Internet, the World Wide Web and URLs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT10-R5.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-the-job-done-when-the-model-works-on-your-laptop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI12-R1.jpgWhat Is Deployment in AI?Is the job done when the model works on your laptop? No. It must be deployed. Deployment is the last stage of the AI project cycle. It puts a tested model into real use with real users and data. A 40 second Artificial Intelligence clip from the lesson Deployment of AI Solutions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI12-R1.mp4https://www.youtube.com/embed/NyXD13kcrRY402026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-the-number-lost-when-a-cell-shows/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-048-R1.jpg##### in an Excel Cell? AutoFit the ColumnIs the number lost when a cell shows #####? No. The value is safe. ##### means the column is too narrow for the number. The value is safe. Double-click the column's right edge to AutoFit. A 42 second Course Topics clip from the lesson Row height and column width.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-048-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-the-number-lost/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-014-R1.jpg#### in an Excel Cell? Widen the ColumnIs the number lost? No. The column is too narrow. #### means the column is too narrow, not that data is lost. Drag the border, double-click to AutoFit, or set an exact width. A 42 second Course Topics clip from the lesson Resizing rows and columns.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-014-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-the-os-system-or-application-software/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-07-R1.jpgWho Really Runs Your Computer?Is the OS system or application software? System software. The operating system does: it shares the CPU and RAM, stores your files and controls devices like printers. A 44 second Employability Skills clip from the lesson Employability Skills III: Basics of operating systems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-07-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-the-return-type-part-of-the-signature/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV14-R2.jpgIs Return Type Part of a Signature?Is the return type part of the signature? No. Only the name and the parameter types. A method signature is the name plus the parameter types, so area(int, int). The return type is not part of it. A 41 second Java clip from the lesson User-defined Methods in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV14-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-the-web-the-same-as-the-internet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-08-R1.jpgInternet and Web: Are They the Same?Is the web the same as the internet? No. The web is pages on the network. No. The internet is the worldwide network, like roads, and the web is the pages that travel on it, like buses. A 42 second Employability Skills clip from the lesson Employability Skills III: Internet, web browsing and email basics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-08-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-tone-of-voice-non-verbal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-07-R2.jpgCan You Send a Message Without Words?Is tone of voice non-verbal? Yes. Yes. Non-verbal communication uses body, face and tone, while visual communication uses images and signs. A 43 second Employability Skills clip from the lesson Employability Skills II: Verbal, non-verbal and visual communication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-07-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-usb-serial-or-parallel/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-001-R1.jpgWhat Does USB Stand For? Universal Serial BusIs USB serial or parallel? Serial. USB means Universal Serial Bus: Universal is one standard, Serial is one bit at a time, Bus is a data path. A 43 second Course Topics clip from the lesson Universal Serial Bus (USB).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-001-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-white-hat-hacking-legal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC06-R1.jpgFree Wi-Fi? Hacking vs EavesdroppingIs white hat hacking legal? Yes, when done with permission. Hacking means entering a system without permission. Eavesdropping means secretly capturing data as it travels on a network. A 37 second Computer Science clip from the lesson Cyber Crime: Hacking, Phishing, Cyber Bullying and Cyber Stalking.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC06-R1.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/is-your-phone-a-computer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY01-R4.jpgTypes of Computers: Micro to SupercomputersIs your phone a computer? Yes, a microcomputer. Computers by size: micro is personal, mini serves an office, mainframe runs banks, super predicts weather and embedded sits inside machines. A 44 second Computer Systems clip from the lesson What is a Computer? Characteristics, Uses and Types.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY01-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/known-count/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY09-R3.jpgfor or while? How to pick the right loopKnown count? Use for. for vs while in Python: use for when the count is known or going over items; use while when the count is unknown. A 42 second Python clip from the lesson while Loop, break and continue.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY09-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/marks-are-exactly-75-which-grade-prints/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV10-R1.jpgMarks 75: Grade A or B?Marks are exactly 75. Which grade prints? A, because 75 ≥ 75 is true and the ladder stops there. In a ladder, the first true condition wins. With marks exactly 75, marks ≥ 75 is true, so the grade is A and the rest is skipped. A 41 second Java clip from the lesson Conditional Constructs: if, if-else-if and switch.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV10-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/mumbai-has-six-letters-is-the-last-one-at-index-6/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY11-R1.jpgIs the Last Letter at Index 6? Python String IndexingMUMBAI has six letters. Is the last one at index 6? No. The last letter I is at index 5, or -1. In Python, the last character of a string is at index -1, or length minus 1, not at index length. A 46 second Python clip from the lesson Strings: Indexing, Slicing and String Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY11-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/must-the-catch-type-match/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP13-R3.jpgtry, throw, catch in C++: Stop Divide by ZeroMust the catch type match? Yes. try holds risky code, throw sends the error, and catch receives it if the type matches, printing Zero! instead of crashing. A 41 second Cyber Safety and Ethics clip from the lesson Templates and Exception Handling in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP13-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/must-you-write-the-type-for-a-class-template/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP13-R2.jpgClass Templates in C++: Box of int, Box of charMust you write the type for a class template? Yes, like Box‹int›. A class template has a type placeholder T; you write the type in angle brackets, like Box‹char›, and vector‹int› is one too. A 42 second Cyber Safety and Ethics clip from the lesson Templates and Exception Handling in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP13-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/name-a-free-word-processor/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-002-R1.jpgWhat Is a Word Processor? Type, Edit, PrintName a free word processor.? LibreOffice Writer or Google Docs. A word processor lets you type, edit, format and print documents, so one mistake never means retyping a page. A 41 second Course Topics clip from the lesson Introduction to a word processor: create and save a document..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-002-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/name-an-open-source-example/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY10-R4.jpgIs Free Software Always Open Source? NoName an open source example.? Linux. No. Firmware lives in a chip, open source shares its code, and proprietary software keeps the code secret even when it is free. A 41 second Computer Systems clip from the lesson Types of Software: System, Utility and Application Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY10-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/name-one-job-of-a-link/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-009-R2.jpgWhy Links Matter: 3 Jobs of a HyperlinkName one job of a link.? Joining pages of one website. Links do three jobs: join pages of one website, open other websites, and jump within a long page. A 40 second Course Topics clip from the lesson Links: significance of linking, anchor element (attributes: href, mailto), targets.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-009-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/name-one-reason-file-size-matters/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY17-R4.jpgWhy File Size Matters: Storage, Speed, DataName one reason file size matters.? Big files fill storage fast. File size matters because big files fill storage fast, take longer to send and use more mobile data. A 40 second Computer Systems clip from the lesson Representing Images and Sound, and Calculating File Size.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY17-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/name-one-school-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY01-R3.jpgWhere Computers Are Used: Home to HospitalsName one school use.? Smart boards, or keeping attendance and results. Computers are used at home for UPI payments, in school for smart boards, at work for bank accounts and in hospitals for scans. A 40 second Computer Systems clip from the lesson What is a Computer? Characteristics, Uses and Types.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY01-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/name-one-thing-examiners-check/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-052-R1.jpgProject Works but Lost Marks? 3 EssentialsName one thing examiners check.? Whether you can demo the project and explain it. Examiners check three things: a real topic of your own, a report with screenshots, and a demo and viva you can explain. A 42 second Course Topics clip from the lesson Project essentials and tips.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-052-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/name-one-use-of-multimedia-in-education/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-022-R1.jpgMultimedia Is Everywhere: Classes, Games, KiosksName one use of multimedia in education.? Smart classes. You meet multimedia every day: smart classes in schools, video games for entertainment, and kiosks and displays at stations. A 43 second Course Topics clip from the lesson Applications and uses of multimedia.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-022-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/name-two-benefits-of-usb/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-007-R1.jpgWhy Is USB Everywhere? Benefits and DrawbacksName two benefits of USB.? Easy auto detection and it supplies power. USB is auto detected but cables stop near 5 m; it gives power but can be slower; it is standard but has many plugs. A 43 second Course Topics clip from the lesson Universal Serial Bus (USB) benefits and drawbacks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-007-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/name-two-operating-systems/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY12-R1.jpgWho Is the Real Boss Inside Your Phone?Name two operating systems.? Android and Windows. The operating system: it manages hardware and software, sits between apps and hardware, and loads first at boot. A 37 second Computer Systems clip from the lesson The Operating System: Functions, Types and User Interfaces.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY12-R1.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/party-on-sunday-misses-which-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-01-R1.jpgThe 7 Cs of Communication in 45 Seconds'Party on Sunday' misses which C? Complete: no time, no place. Good messages follow seven Cs: clear, concise, concrete, correct, coherent, complete and courteous. A 45 second Employability Skills clip from the lesson Employability Skills II: Communication Skills-II.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-01-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/pentagon-is-to-what/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI46-R3.jpgPicture Analogy: Triangle Is to Square As...Pentagon is to what? Hexagon. Find the change from A to B and apply it to C: triangle 3 sides, square 4, so pentagon 5 becomes hexagon 6. A 43 second Artificial Intelligence clip from the lesson Finding Patterns: How AI Spots Patterns in Numbers and Pictures.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI46-R3.mp4https://www.youtube.com/embed/BEaogL94Hds432026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/pie-chart-for-rainfall/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI43-R3.jpgWhich Chart? Bar, Line, Pie or ScatterPie chart for rainfall? No. Use a line chart for a trend. Compare groups with bars, show time with a line, parts of a whole with a pie, and relationships with a scatter plot. A 40 second Artificial Intelligence clip from the lesson Storytelling Basics: Elements of a Story and Freytag's Pyramid.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI43-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/pop-ups-appear-with-no-browser-open-what-does-that-suggest/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC05-R2.jpgIs Your Phone Infected? 4 SignsPop-ups appear with no browser open. What does that suggest? Possible malware. Run a scan. Watch for a slow device and draining battery, random pop-ups, unknown apps appearing, and friends getting messages you never sent. A 40 second Computer Science clip from the lesson Malware: Viruses, Worms, Trojans, Spyware, Adware and Ransomware.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC05-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/portrait-or-landscape-which-is-wide/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB18-R4.jpgReport Columns Cut Off? Use Landscape | BasePortrait or landscape: which is wide? Landscape. If a printed report is missing columns, use Landscape orientation, check the margins and use Print Preview first. A 41 second Databases and SQL clip from the lesson Forms and Reports in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB18-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/price-of-a-used-scooter/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI24-R4.jpgRegression vs Classification: Number or Category?Price of a used scooter? Regression. Ask: number or category? Regression gives a number, like a scooter price. Classification gives a category, like ripe or not. A 40 second Artificial Intelligence clip from the lesson Regression: Correlation and Linear Regression.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI24-R4.mp4https://www.youtube.com/embed/vBw7Vi6eezI402026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/selling-your-old-cycle-online-is-which-model/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-047-R1.jpgB2B, B2C or C2C? Selling an Old Cycle OnlineSelling your old cycle online is which model? C2C. B means business and C means consumer. B2B is firm to firm, B2C is a firm selling to you, and C2C is person to person. A 49 second Course Topics clip from the lesson Models of e-commerce (B2B, B2C, C2C), online transactions and payment systems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-047-R1.mp4492026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/should-an-entrepreneur-take-blind-risks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-064-R1.jpg4 Entrepreneur Skills Every Student Can BuildShould an entrepreneur take blind risks? No. Study the risk first. Four key entrepreneur skills: creativity to find ideas, calculated risk taking, leadership, and persistence after failure. A 45 second Course Topics clip from the lesson Entrepreneurship Skills.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-064-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/should-define-end-with-a-semicolon/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C16-R2.jpg#include and #define in C: No SemicolonShould #define end with a semicolon? No. #include pastes a header file and #define names a value, like #define PI 3.14, with no = and no semicolon. A 42 second C++ clip from the lesson The C Preprocessor: Macros and Conditional Compilation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C16-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/should-marks-be-static/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV17-R4.jpgShould Marks Be static? One TestShould marks be static? No, because marks differ for each student. Ask one question: is the value the same for every object? School name and a shared count are static; marks are not. A 44 second Java clip from the lesson Static Members: Class Variables and Class Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV17-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/should-you-build-the-model-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI08-R1.jpgWhy Explore Data Before Building a ModelShould you build the model first? No. Explore the data first. Explore data first to find wrong or missing values, see patterns and spot outliers. Garbage in, garbage out. A 41 second Artificial Intelligence clip from the lesson Data Exploration and Visualisation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI08-R1.mp4https://www.youtube.com/embed/thb7KT9BVMs412026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/should-you-click-the-kyc-link/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-03-R1.jpgThat Bank SMS Is Fake: PhishingShould you click the KYC link? No. It is phishing. A 'your KYC expired, click here' message is phishing: it steals your password or OTP. A 47 second Employability Skills clip from the lesson Employability Skills II: Information and Communication Technology (ICT) Skills-II.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-03-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/should-you-press-enter-at-the-end-of-each-line/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-003-R1.jpgWord Wrap: Press Enter Only for a New ParagraphShould you press Enter at the end of each line? No. Word wraps the text. In Word, text wraps to the next line on its own. Press Enter only to start a new paragraph. A 42 second Course Topics clip from the lesson Typing and screen objects.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-003-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/should-you-reply-to-a-troll/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC06-R3.jpgBeing Bullied Online? 4 Steps to TakeShould you reply to a troll? No. Do not reply or retaliate. Do not reply, save screenshots as proof, block and report the account, and tell a trusted adult. A 41 second Computer Science clip from the lesson Cyber Crime: Hacking, Phishing, Cyber Bullying and Cyber Stalking.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC06-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/should-you-trust-99-on-training-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI20-R3.jpgTrain-Test Split: Why 99% Can MisleadShould you trust 99% on training data? No. Test only on unseen data. The model learns from the training set; the testing set stays hidden. A common split is 80% and 20%. A 39 second Artificial Intelligence clip from the lesson Data Pre-processing and Data Interpretation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI20-R3.mp4https://www.youtube.com/embed/aDnjyomSAYw392026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/since-when-is-privacy-a-fundamental-right-in-india/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC10-R4.jpgOnline Rights Come With DutiesSince when is privacy a fundamental right in India? Since the 2017 Supreme Court judgment. Privacy is a fundamental right, so never misuse others' data. Speech is free, but not for fake news. Report crime instead of taking revenge. A 41 second Computer Science clip from the lesson The IT Act and Cyber Law in India.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC10-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/train-99-test-85-what-is-it/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI36-R3.jpgKeras fit and evaluate: Is 99% Good?Train 99%, test 85%: what is it? Overfitting. fit trains; evaluate tests on new data. Train 98% and test 97% is good; train 99% and test 85% is overfitting. A 40 second Artificial Intelligence clip from the lesson Deep Learning Hands-on with TensorFlow and Keras.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI36-R3.mp4https://www.youtube.com/embed/wOY5ObLfrQc402026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/two-classes-both-average-5-are-they-the-same/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI17-R3.jpgStandard Deviation: Same Average, Different ClassTwo classes both average 5. Are they the same? No. Their spread differs. Standard deviation measures spread. Class A with all 5s has SD 0; class B from 2 to 9 has SD 2. A 39 second Artificial Intelligence clip from the lesson Statistics for AI: Mean, Median, Mode, Variance and Standard Deviation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI17-R3.mp4https://www.youtube.com/embed/g9AwmzM47s4392026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-features/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI07-R3.jpgFeatures vs Label: Which Column Does AI Predict?What are features? The inputs. Features are the input columns, like study hours and attendance. The label is the answer the AI predicts, like Pass or Fail. A 39 second Artificial Intelligence clip from the lesson Data Acquisition: Sources, Features and Types of Data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI07-R3.mp4https://www.youtube.com/embed/8DDeJX7oJHc392026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-green-skills/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-I-05-R1.jpgCan a Job Help the Planet? Green SkillsWhat are green skills? The knowledge and habits that protect nature. Green skills protect the environment, and green jobs like solar technician or recycling worker use them daily. A 45 second Employability Skills clip from the lesson Employability Skills I: Green Skills-I.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-05-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-sum-and-carry-for-three-1s/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY23-R3.jpgFull Adder Trick: Count the 1sWhat are sum and carry for three 1s? Both 1. For a full adder, count the 1s in the inputs: sum is 1 when the count is odd, carry out is 1 when there are two or more. A 43 second Computer Systems clip from the lesson Adders and Combinational Circuits: Half Adder and Full Adder.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY23-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-bluej-steps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV01-R4.jpgRun Your First Java Program in BlueJWhat are the BlueJ steps? New Class named Hello, type the code, Compile, then right-click and choose void main. In BlueJ: make a class named Hello, type the code and click Compile, right-click and choose void main, then read the Terminal Window. A 40 second Java clip from the lesson Introduction to Java: Features, JVM, Bytecode and Your First Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV01-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-five-components/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT02-R1.jpg5 Components of Data CommunicationWhat are the five components? Sender, receiver, message, medium and protocol. Every data communication has five components: sender, receiver, message, medium and protocol. A 43 second Networks and the Internet clip from the lesson Data Communication: Components, Bandwidth and Transmission Modes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT02-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-four-main-jobs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-027-R1.jpgTypewriter vs Word Processor: Why It WinsWhat are the four main jobs? Create, edit, format and print. One typo on a typewriter meant retyping the page. A word processor creates, edits, formats and prints, and saves the file for reuse. A 47 second Course Topics clip from the lesson Introduction to word processors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-027-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-four-parts-of-a-definition/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C07-R1.jpgHow to Write a Function in C: Define and CallWhat are the four parts of a definition? Return type, name, parameters, body. Define a C function with a return type, name, parameters and body, then call it by name with values. A 41 second C clip from the lesson Functions in C: Call by Value and Call by Reference.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C07-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-four-safety-habits/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-09-R1.jpg4 Habits to Keep Your Computer SafeWhat are the four safety habits? Update, antivirus on, strong password with OTP, and regular backups. Four habits keep a computer safe: install updates on time, keep antivirus on, use a strong password with OTP, and back up your files. A 44 second Employability Skills clip from the lesson Employability Skills III: Maintaining and securing computer systems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-09-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-four-skills/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI15-R1.jpgWhat Is Data Literacy? 4 SkillsWhat are the four skills? Read, question, analyse, communicate. Data literacy has four skills: read data, question where it came from, analyse patterns and communicate clearly. A 38 second Artificial Intelligence clip from the lesson Data Literacy: Meaning, Importance and the Data Literacy Process.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI15-R1.mp4https://www.youtube.com/embed/CLJ8rZvWU4Q382026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-loop-steps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI47-R1.jpgHow a Self-driving Car Decides: The LoopWhat are the loop steps? Sense, perceive, predict, plan, act. It senses with cameras and radar, perceives and predicts the cyclist, then plans and brakes. A 41 second Artificial Intelligence clip from the lesson AI and Society: Self-driving Cars and Other Challenges.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI47-R1.mp4https://www.youtube.com/embed/Ito44puvzWw412026-10-01T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-parts-of-a-list-comprehension/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY36-R2.jpgList Comprehension Syntax: 4 Parts ExplainedWhat are the parts of a list comprehension? Expression, for item, in iterable, then an optional if. A Python list comprehension has four parts: the expression (new value), for item, in iterable, and an optional if that filters. A 40 second Python clip from the lesson List Comprehensions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY36-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-authentication-factors/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC04-R3.jpgPassword Stolen? 2FA Can Still Save YouWhat are the three authentication factors? Something you know, have, or are. Two factor authentication needs two kinds of proof: something you know, something you have, or something you are. A 40 second Computer Science clip from the lesson Passwords, Privacy and Authentication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC04-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-features-of-a-green-economy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-20-R1.jpgWhat Makes an Economy Green?What are the three features of a green economy? Low carbon, efficient use of resources, and benefits for everyone. A green economy does three things: it grows with low carbon, it uses resources efficiently, and its benefits reach everyone. A 43 second Employability Skills clip from the lesson Employability Skills III: Unit 5: Green Skills III.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-20-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-labels/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI34-R3.jpgSentiment Analysis: Positive, Negative, NeutralWhat are the three labels? Positive, negative, neutral. Sentiment analysis finds feelings: 'tasty biryani' is positive, 'came late' is negative, 'came at 8 pm' is neutral. A 41 second Artificial Intelligence clip from the lesson Chatbots, Sentiment Analysis and Emotion Detection.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI34-R3.mp4https://www.youtube.com/embed/pMtoBIRiFqo412026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-parts-of-a-for-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV11-R2.jpg3 Parts of a Java for LoopWhat are the three parts of a for loop? Initialisation, condition and update. A for loop holds three parts: initialisation runs once, the condition is checked every time, and the update changes the counter. A 42 second Java clip from the lesson Loops in Java: for, while and do-while.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV11-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-parts-of-a-packet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT08-R2.jpgHeader, Payload, Trailer: Inside a PacketWhat are the three parts of a packet? Header, payload and trailer. Every packet has three parts: a header with the IP addresses and packet number, a payload with the data, and a trailer with a check. A 40 second Networks and the Internet clip from the lesson Packet Switching and How Data Travels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT08-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-parts-of-the-answer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV40-R4.jpgISC Practical: What Your Answer Must ShowWhat are the three parts of the answer? Algorithm, commented program, and test output. An ISC implementation answer has three parts: the algorithm in numbered steps, the program with comments, and the output for the given test data. A 40 second Java clip from the lesson From Algorithm to Java Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV40-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-pillars/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-13-R1.jpg3 Pillars of Sustainable DevelopmentWhat are the three pillars? Economic, social and environmental. Sustainable development meets today's needs without hurting future generations, and it balances three pillars: economic, social and environmental. A 42 second Employability Skills clip from the lesson Employability Skills III: Sustainable development.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-13-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-stages-of-a-search-engine/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT14-R1.jpgA Search Engine Searches Its Own IndexWhat are the three stages of a search engine? Crawling, indexing and ranking. A search engine does not search the live web when you type. It crawls pages first, stores their words in an index, then ranks matching results. A 40 second Networks and the Internet clip from the lesson Search Engines and Finding Information Online.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT14-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-steps-sy04-r2/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY04-R2.jpgFetch, Decode, Execute: How a CPU Runs CodeWhat are the three steps? Fetch, decode, execute. A CPU fetches an instruction from memory, decodes what it means, executes it and repeats, billions of times a second. A 40 second Computer Systems clip from the lesson Inside the CPU: Fetch-Decode-Execute, Cores, Cache and Clock Speed.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY04-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-steps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI29-R4.jpgConvolution: How a Kernel Finds EdgesWhat are the three steps? Slide, multiply, add. A kernel slides, multiplies and adds. On 9, 9 the values cancel to 0; where 9 meets 0 the result is 18, an edge. A 40 second Artificial Intelligence clip from the lesson Images as Data: Pixels, Resolution, Features and Convolution.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI29-R4.mp4https://www.youtube.com/embed/9MSGh7PeNBw402026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-three-ways-to-give-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV08-R1.jpg3 Ways Data Enters a Java ProgramWhat are the three ways to give data? Initialisation in the code, a parameter in a method call, or run time input from the keyboard. Data reaches a Java program in three ways: written in the code, passed into a method as a parameter, or typed by the user at run time. A 40 second Java clip from the lesson Input in Java: Scanner Class and Other Input Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV08-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-two-jobs-of-super/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV25-R2.jpgsuper in Java Has Two JobsWhat are the two jobs of super? Calling the parent constructor, and calling the parent's version of a method. super() with brackets calls the parent constructor and must be the first line. super.method() calls the parent's version of a method. A 39 second Java clip from the lesson Inheritance in Java: extends, super and Method Overriding.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV25-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-are-the-two-steps-after-writing-the-positive-number/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY15-R3.jpgTwo's Complement: How -5 Is Stored in BinaryWhat are the two steps after writing the positive number? Flip every bit, then add 1. To store -5 in two's complement: write +5 (0000 0101), flip every bit, then add 1 to get 1111 1011. A 43 second Computer Systems clip from the lesson Binary Arithmetic: Addition, Overflow, Two's Complement and Shifts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY15-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-becomes-a-class/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV41-R2.jpgFind Your Classes: Nouns and ActionsWhat becomes a class? A noun from the problem, like student. Nouns in the problem become classes, the data about each thing becomes its fields, and the actions become methods. A 39 second Java clip from the lesson Build a Complete Java Project.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV41-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-becomes-the-index-when-you-use-a-dictionary/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY30-R2.jpg4 Ways to Create a Pandas SeriesWhat becomes the index when you use a dictionary? Its keys. You can create a Series from a list, a dictionary, a scalar or a NumPy array. A 45 second Python clip from the lesson Pandas Series.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY30-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-can-replace-a-paid-image-editor/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC09-R4.jpgFree and Legal: 4 Open Source ToolsWhat can replace a paid image editor? GIMP. LibreOffice for office work, GIMP for image editing, Ubuntu Linux as an operating system and VLC to play media. Python is open source too. A 42 second Computer Science clip from the lesson Software Licensing: Open Source, Free and Proprietary Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC09-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-causes-a-loud-fan-and-heat/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-18-R1.jpgWhy Is Your Computer So Slow?What causes a loud fan and heat? Dust in the vents. Four simple fixes: delete unwanted files, uninstall unused apps, update the antivirus and clean dust from the vents. A 45 second Employability Skills clip from the lesson Computer care and maintenance.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-18-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-changes-between-row-sums-and-column-sums/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV24-R3.jpgRow Sum, Column Sum or Diagonal?What changes between row sums and column sums? Which loop is on the outside. Row sums put the row loop outside, column sums swap the loops, and the diagonals need only one loop. A 43 second Java clip from the lesson Two-dimensional Arrays and Matrices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV24-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-colour-code-system-is-ff9933/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY14-R4.jpgWhere Is Hexadecimal Used? Colours, MAC, ErrorsWhat colour code system is #FF9933? Hexadecimal. Hexadecimal is used for web colours like #FF9933, MAC addresses and error codes like 0x80070005. A 40 second Computer Systems clip from the lesson Number Systems: Binary, Octal, Decimal and Hexadecimal.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY14-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-comes-after-3-6-10-15/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI46-R2.jpgWhat Comes Next? 3, 6, 10, 15, ?What comes after 3, 6, 10, 15? 21. The differences are 3, 4, 5, growing by one. The next difference is 6, so the answer is 21. A 41 second Artificial Intelligence clip from the lesson Finding Patterns: How AI Spots Patterns in Numbers and Pictures.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI46-R2.mp4https://www.youtube.com/embed/jpDJMISRO04412026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-comes-after-sentence-segmentation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI33-R1.jpgText Normalisation in NLP: 5 StepsWhat comes after sentence segmentation? Tokenisation. Split text into sentences, then tokens, remove stop words and symbols, use lower case, and reduce words to roots. A 46 second Artificial Intelligence clip from the lesson Text Processing: Normalisation, Tokenisation, Bag of Words and TF-IDF.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI33-R1.mp4https://www.youtube.com/embed/LpEWttSXoeo462026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-comes-after-storing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI40-R2.jpgBig Data Analytics in 5 StepsWhat comes after storing? Cleaning. Collect the data, store and organise it, clean out errors, analyse it, then share the results. A 40 second Artificial Intelligence clip from the lesson Big Data Analytics and Mining Data Streams.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI40-R2.mp4https://www.youtube.com/embed/bPgzjpeIhS4402026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-comes-right-before-deploy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-051-R1.jpgBuilding a Website? Plan It in 6 PhasesWhat comes right before deploy? Testing. Follow six phases: plan, gather requirements, design, develop, test, then deploy. A 41 second Course Topics clip from the lesson Project Management - Web Based Application development.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-051-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-completes-the-cycle-emp-ii-08-r1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-08-R1.jpgIs 'Okay' Real Feedback?What completes the cycle? Feedback. Feedback is the receiver's response, and it completes the cycle by showing the message was understood. A 40 second Employability Skills clip from the lesson Employability Skills II: Communication cycle and feedback.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-08-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-completes-the-cycle/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-I-01-R1.jpgThe Communication Cycle in 40 SecondsWhat completes the cycle? Feedback from the receiver. Communication is a cycle: the sender forms a message, a channel carries it, the receiver understands it, and feedback returns. A 43 second Employability Skills clip from the lesson Employability Skills I: Communication Skills-I.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-01-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-creates-an-object-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-I-002-R1.jpgJava Class vs Object: Blueprint and InstanceWhat creates an object in Java? new. Pen is the class, a blueprint. new Pen() creates objects p and q, and each has its own price. A 42 second Course Topics clip from the lesson Elementary concept of objects and classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-I-002-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-data-does-nlp-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI32-R4.jpgWhere NLP Fits in the 3 Domains of AIWhat data does NLP use? Text and speech. Each AI domain uses different data: Data Science uses numbers, Computer Vision uses images, NLP uses text and speech. A 43 second Artificial Intelligence clip from the lesson Natural Language Processing: Language, Phases and Applications.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI32-R4.mp4https://www.youtube.com/embed/rk0y0h_WfXk432026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-data-is-collected/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI05-R3.jpgAI Project Cycle Example: Canteen Food WasteWhat data is collected? Meal records. Scoping finds the food waste, we collect meal records, a model predicts plates eaten, then we test it for a month. A 41 second Artificial Intelligence clip from the lesson The AI Project Cycle.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI05-R3.mp4https://www.youtube.com/embed/EUcnow9Vp8Y412026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-data-should-you-test-with/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI44-R3.jpgTest Before You Trust: Improving Your ModelWhat data should you test with? Examples it never saw. Test with examples it never saw, note the wrong answers, add those cases to the data and retrain. A 39 second Artificial Intelligence clip from the lesson Build a No-code AI Model: Teachable Machine and Machine Learning for Kids.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI44-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-decides-how-many-stars-a-row-has/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY10-R2.jpgPrint a Star Triangle With Two LoopsWhat decides how many stars a row has? The row number. The row number decides how many stars a row gets, so the inner loop runs row times. A 41 second Python clip from the lesson Nested Loops and Pattern Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY10-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-decides-where-the-new-row-goes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-009-R1.jpgNew Student? Insert a Table Row in WriterWhat decides where the new row goes? The cell where your cursor is. Do not remake a table when a new student joins: insert a row in LibreOffice Writer with Table, Insert, Rows Below. A 39 second Course Topics clip from the lesson Inserting rows, columns and data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-009-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-did-c-add-to-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP07-R3.jpgWhy Was C++ Made? Problems in Big C ProgramsWhat did C++ add to C? Classes. Big C programs let any function change global data, made real things hard to model, and needed copy-paste reuse; C++ added classes. A 43 second Cyber Safety and Ethics clip from the lesson Basic Concepts of OOP in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP07-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-did-the-second-generation-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY02-R2.jpg5 Generations of Computers and Their TechnologyWhat did the second generation use? Transistors. The five generations used vacuum tubes, transistors, integrated circuits, microprocessors and now artificial intelligence. A 44 second Computer Systems clip from the lesson History and Generations of Computers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY02-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-all-these-programs-have-in-common/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV44-R4.jpg4 String Programs Boards Ask AgainWhat do all these programs have in common? A loop using charAt(i) while i ‹ length(). Four string programs come again and again: palindrome and reverse, counting vowels and words, letter frequency, and printing the initials of a name. A 41 second Java clip from the lesson String Programs: Palindrome, Reverse, Extraction and Counting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV44-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-data-members-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV03-R2.jpgData members vs methods: state and behaviourWhat do data members hold? The object's state, like battery. Data members hold an object's state, and methods give its behaviour, shown with a Phone class. A 39 second Java clip from the lesson Classes and Objects.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV03-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-quotes-do-in-a-search/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT14-R2.jpgSearch Operators: Quotes, Minus and site:What do quotes do in a search? They find that exact phrase, in the same order. Useless results usually mean a vague query. Use clear keywords, quotes for an exact phrase, minus to remove a word, and site: to search one website. A 42 second Networks and the Internet clip from the lesson Search Engines and Finding Information Online.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT14-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-web-services-include-in-the-syllabus/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT15-R1.jpgWhat Are Web Services?What do web services include in the syllabus? WWW, HTML, XML, HTTP, URLs, browsers, web servers and hosting. Web services are the technologies that make the web work: WWW, HTML, XML, HTTP, URLs, browsers, servers and hosting. A 41 second Networks and the Internet clip from the lesson Introduction to Web Services: HTML, XML and Web Technologies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT15-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-when-and-where-ask-about/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI06-R2.jpg5W1H Questions for Problem ScopingWhat do When and Where ask about? Time and place. 5W1H asks Who, What, When, Where, Why and How about people, issue, time, place, reason and method. A 41 second Artificial Intelligence clip from the lesson Problem Scoping: the 4Ws Canvas and 5W1H.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI06-R2.mp4https://www.youtube.com/embed/1PI4bAhGmM0412026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-divide-bits-by-to-get-bytes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY17-R3.jpgImage and Sound File Size FormulasWhat do you divide bits by to get bytes? 8. Image bits = width x height x colour depth. Sound bits = sampling rate x resolution x seconds. A 40 second Computer Systems clip from the lesson Representing Images and Sound, and Calculating File Size.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY17-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-do-before-adding-an-animation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-033-R1.jpgMake Points Appear One by One: Impress AnimationWhat do you do before adding an animation? Select the object. To make points fly in one by one in Impress, select the text box, click Add Effect, pick Fly In and start On click. A 41 second Course Topics clip from the lesson Formatting text and applying custom animation; text alignment, bullets and numbering.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-033-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-do-first-before-positioning-an-image/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-037-R1.jpgWhy Does My Photo Jump? Position Images in WriterWhat do you do first before positioning an image? Click it once to select it. Your photo jumps pages when you type? Select it, right-click, and set wrap, anchor, align and arrange. A 44 second Course Topics clip from the lesson Positioning images in text: arrangement, anchoring, alignment, text wrapping.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-037-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-do-first-when-a-printer-jams/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-043-R4.jpgPrinter Jammed? Handle Office Equipment SafelyWhat do you do first when a printer jams? Switch it off and unplug it. When a printer jams, do not pull the paper at once. Switch off and unplug, let it cool, follow the manual, report faults. A 42 second Course Topics clip from the lesson Workplace hazards: types, computers, office equipment and stress.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-043-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-do-when-you-read-an-operand/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV33-R3.jpgEvaluate 2 3 4 * + With a StackWhat do you do when you read an operand? Push it on the stack. To evaluate postfix, push every operand on the stack, and at an operator pop two values and push the result. A 39 second Java clip from the lesson Infix, Prefix and Postfix Expressions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV33-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-do-with-a-duplicate-row/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI20-R1.jpgData Cleaning: Missing Values, Duplicates, ErrorsWhat do you do with a duplicate row? Delete the copy. Fill or remove missing values, delete duplicate rows, and correct errors like an age of 150. A 38 second Artificial Intelligence clip from the lesson Data Pre-processing and Data Interpretation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI20-R1.mp4https://www.youtube.com/embed/pyqb7wFQPjM382026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-fill-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY20-R4.jpgSolve a Combined Circuit: (A NAND B) XOR CWhat do you fill first? The helper column for each gate. Use a helper column: work out A NAND B first, then XOR it with C. For A = B = C = 1, NAND is 0 and Q is 1. A 40 second Computer Systems clip from the lesson Universal Gates and Combined Logic Circuits: NAND, NOR, XOR.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY20-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-get-after-paying/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-047-R1.jpgStill in Ticket Queues? Book Online SafelyWhat do you get after paying? An e-ticket. Book with an online reservation system: log in and search, enter traveller details, pay online and get an e-ticket. A 42 second Course Topics clip from the lesson Online Reservation Systems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-047-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-get-if-you-write-no-access-keyword/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV18-R1.jpgWho Can See Your Java Data?What do you get if you write no access keyword? Default access: the same package only. private keeps a member in its own class, default in its package, protected adds subclasses, and public opens it everywhere. A 41 second Java clip from the lesson Access Specifiers, Encapsulation and Visibility.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV18-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-install-and-what-do-you-import/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY42-R1.jpgWhat Scikit-learn Gives YouWhat do you install and what do you import? Install scikit-learn, but import sklearn. Scikit-learn gives ready datasets to practise with, ready models, a function to split data, and metrics such as accuracy. A 44 second Python clip from the lesson Machine Learning in Python with Scikit-learn.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY42-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-do-you-pass-to-these-algorithms/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP14-R4.jpgsort, find, count, binary_search in C++What do you pass to these algorithms? begin() and end(). sort orders items, find gives the first match, count tells how many, and binary_search needs sorted data. A 44 second Cyber Safety and Ethics clip from the lesson The Standard Template Library: vector, set, map and Algorithms.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP14-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-0-3-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY13-R3.jpgWhat Do + and * Do to Python Lists?What does [0] * 3 give? [0, 0, 0]. On Python lists, + joins two lists, * repeats a list, and in checks whether an item is present. A 42 second Python clip from the lesson Lists: Creating, Indexing, Slicing and List Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY13-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-1-2-3-2-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY29-R4.jpgList * 2 vs Array * 2: Same Answer?What does [1, 2, 3] * 2 give? [1, 2, 3, 1, 2, 3], the list repeated. No. In Python, a list times 2 repeats the list, but a NumPy array times 2 doubles every value. A 36 second Python clip from the lesson Introduction to NumPy Arrays.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY29-R4.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-1-mean-in-this-program/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY16-R5.jpgFind 62 in the Marks: Linear Search on a TupleWhat does -1 mean in this program? Not found. Linear search checks tuple items one by one; pos starts at -1 for not found and becomes the index of the match. A 43 second Python clip from the lesson Tuples: Operations, Methods and Tuple Assignment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY16-R5.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-1-mean-inside-a-chip/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY14-R1.jpgWhy Do Computers Use Binary (0 and 1)?What does 1 mean inside a chip? The switch is on. Computers use binary because a chip has millions of tiny switches, and each one is only off (0) or on (1). A 40 second Computer Systems clip from the lesson Number Systems: Binary, Octal, Decimal and Hexadecimal.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY14-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-1f-print-for-87-5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C03-R1.jpgWhat Do %d, %c and %f Mean in C printf?What does %.1f print for 87.5? 87.5. %d, %c and %f are placeholders in printf: %d takes an int, %c a char and %f a decimal, filled in order. A 46 second C clip from the lesson Input and Output in C: printf and scanf.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C03-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-2-5-print-cs-n-031-r1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-031-R1.jpgPrint Only the Pages You NeedWhat does 2-5 print? Pages 2, 3, 4 and 5. Press Ctrl+P and use the pages box: 3 prints page 3, 2-5 prints four pages, and commas separate single pages. A 45 second Course Topics clip from the lesson Printing documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-031-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-2-5-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-023-R2.jpgPrint Only Page 3: Hyphen vs Comma in PagesWhat does 2-5 print? Pages 2, 3, 4 and 5. Type 3 to print page 3, 2-5 for pages 2 to 5, and 1, 4, 9 for those three pages. A hyphen is a range; a comma is separate pages. A 38 second Course Topics clip from the lesson Print options — print preview, printing all/single/multiple pages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-023-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-6-3-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C04-R3.jpgC Conditional ?: and Bitwise & OperatorsWhat does 6 & 3 give? 2. In C, ?: picks one of two values, and a single & is bitwise AND, not the logical &&. A 42 second C clip from the lesson Operators and Expressions in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C04-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-3-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV42-R3.jpgWhat a += 5 Really Means in JavaWhat does a *= 3 mean? a = a * 3. a += 5 means a = a + 5. The calculation happens, then the answer is stored back in a. A 39 second Java clip from the lesson Unary, Compound Assignment and Ternary Operators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV42-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-blank-answer-score/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-054-R1.jpgA Quiz That Marks Itself? Server MarkingWhat does a blank answer score? 0. The server compares each answer: correct gives +4, wrong gives -1, blank gives 0. A 40 second Course Topics clip from the lesson Case Study - Online Quiz.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-054-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-blue-double-underline-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-007-R1.jpgRed vs Blue Underline in Word: What It MeansWhat does a blue double underline mean? A possible grammar problem. In Word, a red wavy underline means spelling and a blue double underline means grammar. F7 checks the whole file. A 42 second Course Topics clip from the lesson Spelling and grammar.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-007-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-blue-wavy-line-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-020-R1.jpgRed vs Blue Wavy Line: Spelling and Grammar CheckWhat does a blue wavy line mean? A grammar doubt. A red wavy line means a spelling doubt, a blue one means a grammar doubt, and F7 checks the whole document. A 37 second Course Topics clip from the lesson Spelling & grammar check; synonyms and thesaurus; non-printing characters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-020-R1.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-browser-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT12-R1.jpgIs Google Search a Browser? NoWhat does a browser do? It requests web pages and renders them on screen. A browser requests pages from web servers and renders them on screen. Chrome and Firefox are browsers. A 41 second Networks and the Internet clip from the lesson Web Browsers, Cookies, Add-ons and Plug-ins.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT12-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-cnn-see-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI30-R3.jpgHow a CNN Recognises a CatWhat does a CNN see first? Lines and edges. Early layers find edges, middle layers find ears and eyes, deep layers find the cat, and the output is probabilities. A 41 second Artificial Intelligence clip from the lesson Convolutional Neural Networks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI30-R3.mp4https://www.youtube.com/embed/g_kAPJ2whZ4412026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-colon-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY02-R5.jpgPython punctuators: brackets, commas, colonsWhat does a colon do? It starts a block. Python punctuators (delimiters): brackets group and pick items, commas separate, and a colon starts a block. A 43 second Python clip from the lesson Python Tokens: Keywords, Identifiers, Literals, Operators and Punctuators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY02-R5.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-comma-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-10-R1.jpgCan a Comma Change the Meaning?What does a comma do? It marks a short pause or separates items. Yes. 'Let's eat grandma' and 'Let's eat, grandma' mean very different things, so punctuation matters. A 42 second Employability Skills clip from the lesson Employability Skills II: Writing skills and basic English grammar.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-10-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-computer-see-in-a-photo/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI28-R1.jpgHow Does a Computer See an Image?What does a computer see in a photo? Numbers. A computer sees numbers. A greyscale pixel is 0 to 255, a colour pixel has R, G, B values, and a photo is a grid of them. A 40 second Artificial Intelligence clip from the lesson Computer Vision: How Machines See.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI28-R1.mp4https://www.youtube.com/embed/q-Z0cV36zow402026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-constructor-share-with-the-class/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP08-R3.jpgTwo Constructors in One C++ Class? OverloadingWhat does a constructor share with the class? Its name. Yes. A C++ class can have constructors with different arguments: A p gets 0 from the default, A q(700) gets 700. A 42 second Cyber Safety and Ethics clip from the lesson Classes and Objects with Constructors and Destructors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP08-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-count-add-each-time/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-006-R2.jpgCounting vs Totalling: Add 1 or Add the Value?What does a count add each time? 1. A total adds each value (t = t + p); a count adds 1 each time (n = n + 1). Both start at 0. A 42 second Course Topics clip from the lesson Nested statements; counts and totals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-006-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-debugger-let-you-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY11-R4.jpgWhat Does an IDE Give a Programmer?What does a debugger let you do? Run step by step and watch variables. An IDE brings every tool together: an editor with auto-complete, a run button with the translator, error messages and a debugger. A 38 second Computer Systems clip from the lesson Programming Languages and Language Translators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY11-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-digital-citizen-do-before-forwarding/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC02-R1.jpgAre You a Good Digital Citizen?What does a digital citizen do before forwarding? Checks whether it is true. A good digital citizen uses technology safely and responsibly, respects copyright, checks facts before forwarding and stays kind. A 38 second Computer Science clip from the lesson Netiquette: Net, Communication and Social Media Etiquette.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC02-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-dos-attack-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC06-R4.jpgWhy Did the Site Crash? DoS vs Brute ForceWhat does a DoS attack do? It floods a server so real users cannot use it. A denial of service attack floods a server with fake requests. A brute force attack tries every password until one works. A 38 second Computer Science clip from the lesson Cyber Crime: Hacking, Phishing, Cyber Bullying and Cyber Stalking.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC06-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-double-click-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-I-03-R1.jpgClick, Double-Click or Right-Click?What does a double-click do? It opens the item. A click selects an item, a double-click opens it, and a right-click shows a menu of options. A 42 second Employability Skills clip from the lesson Employability Skills I: ICT Skills-I (Basic Information and Communication Technology Skills).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-03-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-firewall-check/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC07-R1.jpgWhat Does a Firewall Actually Do?What does a firewall check? Every packet of data against its rules. A firewall sits between your computer and the internet. It checks every packet against its rules, allows safe traffic and blocks the rest. A 42 second Computer Science clip from the lesson Protecting Systems: Firewalls, Anti-virus, Encryption and Updates.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC07-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-good-policy-name/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI13-R5.jpgHow to Write a Simple AI PolicyWhat does a good policy name? A clear owner who is responsible. State the purpose and rules, collect data with consent, name who is responsible, and review the policy every year. A 37 second Artificial Intelligence clip from the lesson AI Ethics: Principles, Frameworks and Policies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI13-R5.mp4https://www.youtube.com/embed/apY0xJBFql4372026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-hybrid-business-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-23-R1.jpgIs a Restaurant Just a Shop?What does a hybrid business do? It sells goods and a service together. No. A restaurant is a hybrid business: it sells a product, the food, and a service, the serving. A 44 second Employability Skills clip from the lesson Types of business activities.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-23-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-keyboard-send/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY05-R1.jpgWhat an Input Device DoesWhat does a keyboard send? Text data into the computer. An input device sends data into the computer and turns your actions into signals; input is the first step. A 39 second Computer Systems clip from the lesson Input Devices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY05-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-left-shift-by-1-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY15-R4.jpgLogical Shift Left and Right in BinaryWhat does a left shift by 1 do? It doubles the number. A logical left shift doubles a binary number, and a right shift halves it. Bits pushed off the end are lost. A 40 second Computer Systems clip from the lesson Binary Arithmetic: Addition, Overflow, Two's Complement and Shifts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY15-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-machine-learn-from/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI01-R1.jpgIs Your Phone Intelligent? Humans vs MachinesWhat does a machine learn from? Data. Intelligence is learning and deciding. Humans learn from experience; machines learn from data. A 41 second Artificial Intelligence clip from the lesson What is Artificial Intelligence? Intelligence, Evolution and Types of AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI01-R1.mp4https://www.youtube.com/embed/c_QQK7RHvO8412026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-missing-colon-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY07-R2.jpgForgot the colon? if-elif-else syntax in PythonWhat does a missing colon give? SyntaxError. if, if-else and if-elif-else syntax in Python: end each line with a colon and indent the block 4 spaces. A 42 second Python clip from the lesson Decision Making: if, if-else and if-elif-else.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY07-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-neural-network-really-compute/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI19-R4.jpgMatrices Inside a Neural Network LayerWhat does a neural network really compute? Matrix multiplication. A neural network layer multiplies a weight matrix W by the inputs and adds a bias. A 39 second Artificial Intelligence clip from the lesson Matrices for AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI19-R4.mp4https://www.youtube.com/embed/QTAZwmpSVB8392026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-node-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV31-R1.jpgA List Like a Treasure HuntWhat does a node hold? Its data and a link to the next node. Each node holds data and a link to the next node. start refers to the first node, and the last node's link is null. A 43 second Java clip from the lesson Linked Lists.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV31-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-placeholder-look-like/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-004-R1.jpgWhat Is a Placeholder on a Slide?What does a placeholder look like? A dotted box. A placeholder is a dotted box on a slide. Click inside it to type a title, subtitle or text. A 40 second Course Topics clip from the lesson Edit and format a slide: add titles, subtitles, text, background, and watermark, headers and footers, and slide numbers..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-004-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-repeated-algorithm-step-become-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV40-R2.jpgTurn Algorithm Steps Into Java CodeWhat does a repeated algorithm step become in Java? A loop, usually while or for. Translate one step at a time: Read becomes nextInt(), If becomes if, Repeat becomes a loop, and Print becomes println. A 42 second Java clip from the lesson From Algorithm to Java Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV40-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-safety-policy-tell-you/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-044-R3.jpgRead Your Office Safety Policy? What It Tells YouWhat does a safety policy tell you? Exits, the assembly point, the first aider and how to report accidents. A company safety policy is written rules: it shows emergency exits, the assembly point, the first aider and how to report. A 40 second Course Topics clip from the lesson Prevent accidents and emergencies at the workplace.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-044-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-screen-reader-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC12-R3.jpgHow Does a Blind Person Use a Phone?What does a screen reader do? It reads on-screen text aloud. With assistive technology: a screen reader reads text aloud, a magnifier enlarges text, and live captions turn speech into text. A 40 second Computer Science clip from the lesson Technology and Society: Health, Gender and Disability Issues.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC12-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-shortcut-icon-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY13-R1.jpgParts of Your Desktop: Icons, Taskbar, StartWhat does a shortcut icon hold? Only a link to the real program. An icon opens an item, the taskbar shows open apps and the Start menu lists every app. A 43 second Computer Systems clip from the lesson Using the Desktop: Files, Folders, Settings and Installing Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY13-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-skipped-column-get/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB06-R1.jpgDo You Need Column Names in INSERT?What does a skipped column get? Its DEFAULT value, or NULL. No. With column names you may skip columns and use any order. Without them, give every column in table order. A 37 second Databases and SQL clip from the lesson SQL Data Manipulation: INSERT, UPDATE and DELETE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB06-R1.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-string-give-in-a-for-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY08-R3.jpgDoes a for loop always need range()?What does a string give in a for loop? One letter each time. A Python for loop can go over a string one letter at a time, or a list one item at a time, without range(). A 37 second Python clip from the lesson for Loop and range().https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY08-R3.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-toc-use-to-find-headings/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-038-R1.jpgStop Typing Contents Pages: Writer Table of ContentsWhat does a ToC use to find headings? Heading styles. A Table of Contents lists headings with page numbers. Writer builds it from heading styles via Insert, Table of Contents. A 41 second Course Topics clip from the lesson Table of Contents: hierarchy of headings, creating, customizing, maintaining, updating and deleting a ToC.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-038-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-transition-change/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-013-R1.jpgTransition vs Animation in ImpressWhat does a transition change? The whole slide, as it moves to the next. A transition changes the whole slide; an animation moves one object. Plus F2 for a text box and Insert, Image for pictures. A 44 second Course Topics clip from the lesson Adding text, images and transitions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-013-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-a-workbook-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-005-R2.jpgWorksheet or Workbook: Which One Do You Save?What does a workbook hold? Many worksheets. A worksheet is one sheet; a workbook is the whole file that holds many worksheets. Ctrl+S saves the workbook. A 40 second Course Topics clip from the lesson Spreadsheets: concept of a worksheet and a workbook, create and save a worksheet..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-005-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-abstraction-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV02-R3.jpgAbstraction vs Encapsulation in a payment appWhat does abstraction do? It hides the details, so you just tap Pay. Abstraction and encapsulation explained with one real example: a UPI payment app. A 40 second Java clip from the lesson Principles of Object Oriented Programming.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV02-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-ai-learn-rules-from/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI46-R1.jpgHow Does AI Predict? PatternsWhat does AI learn rules from? Data. AI finds patterns in data, learns the rule and uses it to predict. Face unlock and spam filters work this way. A 40 second Artificial Intelligence clip from the lesson Finding Patterns: How AI Spots Patterns in Numbers and Pictures.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI46-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-all-caps-look-like-online/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC02-R2.jpgStop Shouting: Email and Chat EtiquetteWhat does ALL CAPS look like online? Shouting. Write a clear subject, greet politely, sign your name, avoid ALL CAPS because it reads as shouting, and do not message late at night. A 39 second Computer Science clip from the lesson Netiquette: Net, Communication and Social Media Etiquette.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC02-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-an-aggregate-function-return/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB11-R1.jpgHow a Whole Column Becomes One NumberWhat does an aggregate function return? One value for many rows. An aggregate function reads a whole column and returns a single value. Many rows go in, one value comes out. A 39 second Databases and SQL clip from the lesson Aggregate Functions: COUNT, SUM, AVG, MAX and MIN.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB11-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-an-assembler-translate/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY11-R3.jpgWhat Does an Assembler Do?What does an assembler translate? Assembly language into machine code. An assembler translates assembly language into machine code, usually one mnemonic to one instruction, for one CPU family. A 38 second Computer Systems clip from the lesson Programming Languages and Language Translators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY11-R3.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-an-int-field-with-no-value-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV05-R5.jpgWhat Does an Empty int Hold?What does an int field with no value print? 0. Fields and array elements get default values: 0 for whole numbers, 0.0 for double, false for boolean and null for String. Local variables get none. A 40 second Java clip from the lesson Data Types, Variables and Constants in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV05-R5.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-an-ml-engineer-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY26-R4.jpgCareers Created by AI: Data Science, ML, RoboticsWhat does an ML engineer do? Builds and trains models. AI is creating careers: data scientists study data, ML engineers train models, and robotics engineers build robots. A 41 second Computer Systems clip from the lesson Emerging Trends: Artificial Intelligence, Machine Learning, NLP and Robotics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY26-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-and-need/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY07-R4.jpgLargest of three numbers in PythonWhat does and need? Both conditions True. Find the largest of three numbers in Python with if, elif, else and the and operator. A 41 second Python clip from the lesson Decision Making: if, if-else and if-elif-else.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY07-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-anonymous-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY37-R1.jpgPython Function With No Name? LambdaWhat does anonymous mean? Without a name. An anonymous function has no name. In Python, lambda makes one: (lambda n: n * n)(6) prints 36. A 42 second Python clip from the lesson Lambda Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY37-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-antivirus-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-19-R1.jpgIs Antivirus Alone Enough?What does antivirus do? It finds and removes malware. No. Antivirus finds malware, but good habits protect your data: strong passwords, backups and no unknown links. A 45 second Employability Skills clip from the lesson Antivirus and data security.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-19-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-append-do-with-a-list-argument/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY00-R4.jpgappend or extend? The Class 12 TrapWhat does append do with a list argument? It adds the whole list as one single item. append adds its argument as one single item, even if that argument is a whole list. extend adds each item separately. A 39 second Python clip from the lesson Class XI Python Revision in One Go.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY00-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-arrays-sort-m-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV35-R4.jpgArrays.sort() Replaces Your Bubble SortWhat does Arrays.sort(m) do? It sorts the array m in ascending order. Arrays.sort() sorts an array in one line, and it is already tested and optimised. Just import java.util.Arrays. A 38 second Java clip from the lesson Packages and Library Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV35-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-assert-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY43-R4.jpgTest Python Code in One Line with assertWhat does assert do? It checks a condition and raises an AssertionError if it is False. assert checks a condition. If it is True the program continues; if False it raises an AssertionError. Test edge values like zero. A 38 second Python clip from the lesson Organising, Testing and Documenting Python Code.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY43-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-b-2-lock/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-029-R2.jpgWhat Does $ Do in $E$1? Cell ReferencesWhat does $B$2 lock? Both the column and the row. The $ locks the part after it. Relative B2 moves when copied, absolute $B$2 locks both parts, mixed locks only one. A 42 second Course Topics clip from the lesson Cell referencing — relative, mixed and absolute referencing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-029-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-b-a-store-when-a-is-5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV42-R2.jpgb = a++ or b = ++a? One Line Changes ItWhat does b = a++ store when a is 5? 5, the old value. Then a becomes 6. For a = 5, b = ++a gives b = 6 because prefix changes first. b = a++ gives b = 5 because postfix uses the old value first. A 39 second Java clip from the lesson Unary, Compound Assignment and Ternary Operators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV42-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-b2-become-when-copied-down/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-060-R1.jpgWhy Your Copied Total Broke: B2 vs $B$2What does $B2 become when copied down? $B3. When copied down, relative B2 shifts to B3. Absolute $B$2 stays fixed, and mixed $B2 fixes only one part. A 44 second Course Topics clip from the lesson Spreadsheets.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-060-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-bias-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI14-R1.jpgIs AI Always Fair? Examples of AI BiasWhat does bias mean? Unfair results for some groups. AI can be unfair. Hiring tools rejected women, face unlock failed on dark skin, and voice apps missed accents. A 41 second Artificial Intelligence clip from the lesson Bias in AI: Sources, Awareness and Mitigation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI14-R1.mp4https://www.youtube.com/embed/aC0c7vNY8QM412026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-big-o-count/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP15-R4.jpgBig O Explained: O(1), O(log n), O(n), O(n²)What does Big O count? Steps as n grows. Big O counts how steps grow as n grows: O(1) constant, O(log n) logarithmic, O(n) linear, O(n²) quadratic. A 46 second Cyber Safety and Ethics clip from the lesson Data Structures in C++: Linked Lists, Stacks and Queues.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP15-R4.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-bpm-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-011-R1.jpgBPO vs BPM: What Is the Difference?What does BPM stand for? Business Process Management. BPO does the task as told; BPM (Business Process Management) runs the whole process and makes it better. A 39 second Course Topics clip from the lesson BPM industry in India.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-011-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-break-do-in-a-switch/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C05-R3.jpgForgot break in switch? Fall-Through in CWhat does break do in a switch? It ends that case. Without break, a C switch case falls through into the next case, so switch(2) prints Two Three. A 43 second C clip from the lesson Decision Making in C: if, else if and switch.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C05-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-break-print-here/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV12-R1.jpgbreak or continue? One Word Changes ItWhat does break print here? 1 and 2, because the loop ends at i = 3. In a loop from 1 to 5 that acts at i = 3, break prints 1 2 and stops, while continue prints 1 2 4 5. A 41 second Java clip from the lesson Jump Statements and Loop Variations: break, continue and Labels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV12-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-chmod-x-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-039-R1.jpgShell Script Permission Denied? chmod +xWhat does chmod +x do? Allows the script to run. A new script cannot run yet. Start it with #!/bin/bash, give permission with chmod +x hi.sh, then run ./hi.sh. A 43 second Course Topics clip from the lesson Introduction to shell scripting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-039-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-clicking-a-letter-select/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-018-R1.jpgFormat a Whole Excel Column at OnceWhat does clicking a letter select? The whole column. Click the column letter to select the whole column, then apply Currency or Bold once. New entries follow the same format. A 40 second Course Topics clip from the lesson Formatting columns and rows.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-018-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-compression-do-to-a-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY18-R1.jpgWhy Do We Compress Files?What does compression do to a file? Makes it smaller. We compress files to make them smaller, so they use less storage, send faster and use less mobile data. A 39 second Computer Systems clip from the lesson Data Compression: Lossy and Lossless.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY18-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-continue-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C06-R3.jpgbreak vs continue in C LoopsWhat does continue do? Skips the rest of that round. continue skips one round of a loop; break leaves the loop completely. A 39 second C clip from the lesson Loops in C: while, do-while and for.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C06-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-css-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-043-R1.jpgGSEB Std 12 Chapter 2 Map: CSS and JavaScriptWhat does CSS do? Styles how a page looks. Chapter 2 has two big ideas: CSS styles the page, JavaScript adds action, and events react when the user clicks. A 45 second Course Topics clip from the lesson Cascading Style Sheets and JavaScript.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-043-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-csv-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY26-R1.jpgA Table Made of Commas? Comma Separated Values FileWhat does CSV stand for? Comma separated values. A CSV (comma separated values) file is plain text: each line is one row, and commas split the columns. A 38 second Python clip from the lesson CSV Files with the csv Module.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY26-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-data-mining-find/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI42-R1.jpgWhat Is Data Mining? Bread and Butter ExampleWhat does data mining find? Hidden patterns. Data mining finds hidden patterns in big data. It classifies, clusters and predicts, like shops finding bread and butter sell together. A 40 second Artificial Intelligence clip from the lesson No-code AI with Orange Data Mining.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI42-R1.mp4https://www.youtube.com/embed/G7PIdi0ZiUM402026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-date-minus-date-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY45-R3.jpgDays Left for Exams? Python Date SubtractionWhat does date minus date give? A timedelta, a gap in time. Subtract one date from another in Python to get a timedelta. (date(2027, 3, 1) - date(2026, 9, 17)).days gives 165. A 39 second Python clip from the lesson Working with Dates and Times: datetime and time.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY45-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-dbms-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB01-R3.jpgWhat Does a DBMS Actually Do?What does DBMS stand for? Database Management System. A DBMS is software that manages a database. It stores each fact once, controls access, serves many users at once and handles backups. A 45 second Databases and SQL clip from the lesson Why Databases: Data, Information and the DBMS.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB01-R3.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-decomposition-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-EG-002-R1.jpgBig Coding Task? Decompose It FirstWhat does decomposition do? Splits a problem into sub-problems. Before typing code, break the task into small parts: get the order, find the prices, work out the total, show the bill. A 44 second Course Topics clip from the lesson Decomposing a problem before coding.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-EG-002-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-delete-really-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY09-R3.jpgIs a Deleted File Really Gone?What does delete really do? It hides the file and frees the space. No. Emptying the Recycle Bin removes only the file's entry and marks its space free; the data stays until overwritten. A 40 second Computer Systems clip from the lesson Units of Memory, Data Deletion and Recovery.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY09-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-digiyatra-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI12-R4.jpgDeployed AI Examples: Maps, DigiYatra, BhashiniWhat does DigiYatra do? Checks faces at airports. Maps predict travel time, spam filters hide spam, DigiYatra checks faces at airports and Bhashini translates languages. A 40 second Artificial Intelligence clip from the lesson Deployment of AI Solutions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI12-R4.mp4https://www.youtube.com/embed/MSxJO458dnE402026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-diligence-mean-here/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY01-R2.jpg4 Characteristics of a ComputerWhat does diligence mean here? It never gets tired or bored. A computer wins at routine work because of speed, accuracy, storage and diligence. A 41 second Computer Systems clip from the lesson What is a Computer? Characteristics, Uses and Types.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY01-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-dns-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT10-R3.jpgDNS Turns a Name Into an IP AddressWhat does DNS do? It turns a domain name into an IP address. You type a name, but computers need a number. DNS, the Domain Name System, turns the domain name into its IP address. A 41 second Networks and the Internet clip from the lesson The Internet, the World Wide Web and URLs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT10-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-do-to-a-string/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY11-R3.jpgCan You Add Two Strings? Python +, * and inWhat does * do to a string? It repeats the string, so "Go! " * 3 gives Go! Go! Go!. In Python, + joins strings (concatenation), * repeats a string (repetition), and in checks membership with True or False. A 42 second Python clip from the lesson Strings: Indexing, Slicing and String Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY11-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-dropna-remove/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY41-R3.jpgdropna() or fillna()? Two Pandas ToolsWhat does dropna() remove? Every row that has at least one missing value. dropna() removes every row that has a missing value, while fillna() replaces the gap with a value you choose. A 43 second Python clip from the lesson Handling Missing Values in Pandas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY41-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-e-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-027-R2.jpgWhat Does 1.23E+06 Mean? Format Cells Ctrl+1What does E mean? Times 10 to the power. 1.23E+06 means 1.23 times 10 to the power 6. Ctrl+1 opens Format Cells for decimals, scientific and time formats. A 43 second Course Topics clip from the lesson Formatting data — dialog boxes, decimal places, labels, scientific, time, alignment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-027-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-e-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-046-R2.jpgWhat Is E-Commerce? Buying and Selling OnlineWhat does E stand for? Electronic. E means electronic: e-commerce is buying and selling online, with order and payment on the Internet and delivery by courier or digital. A 41 second Course Topics clip from the lesson Introduction to E-Commerce.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-046-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-ethics-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI13-R1.jpgWhy AI Needs EthicsWhat does ethics mean? Rules of right and wrong. AI decides about real people, its mistakes can repeat for millions, and its data can be unfair. Ethics builds trust. A 38 second Artificial Intelligence clip from the lesson AI Ethics: Principles, Frameworks and Policies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI13-R1.mp4https://www.youtube.com/embed/0mZnJ8o0Hgo382026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-every-formula-start-with/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-041-R1.jpgChange One Mark, Totals UpdateWhat does every formula start with? An equals sign. A spreadsheet is a grid of rows and columns. Formulas start with = and every total updates when a value changes. A 42 second Course Topics clip from the lesson Introduction to spreadsheets.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-041-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-extends-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV25-R1.jpgStop Rewriting Parent Class CodeWhat does extends do? It makes a child class that receives the parent's fields and methods. extends makes one class the child of another, so it receives the parent's fields and methods without rewriting them. A 39 second Java clip from the lesson Inheritance in Java: extends, super and Method Overriding.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV25-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-f-5-return/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C09-R3.jpgFactorial and Fibonacci with Recursion in CWhat does f(5) return? 120. Recursive factorial returns 1 when n ≤ 1, else n * f(n - 1); Fibonacci adds fib(n-1) and fib(n-2). A 43 second C clip from the lesson Recursion in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C09-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-fee-4-return/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP04-R3.jpgDefault Arguments and inline in C++What does fee(4) return? 200. A default argument fills a missing value: fee(4) uses rate 50 and returns 200; inline asks the compiler to paste a tiny function. A 41 second Cyber Safety and Ethics clip from the lesson Functions in C++: Overloading, Default Arguments and Inline.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP04-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-fetchone-return-when-no-rows-are-left/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY28-R3.jpgfetchone, fetchmany or fetchall? Plus rowcountWhat does fetchone() return when no rows are left? None. fetchone() gives the next single row as a tuple, fetchmany(n) gives the next n rows as a list, and fetchall() gives all the rows that are left. A 41 second Python clip from the lesson Connecting Python with MySQL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY28-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-final-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV05-R4.jpgfinal in Java: Lock a ValueWhat does final do? It fixes the value, so the variable can be assigned only once. The keyword final fixes a value after it is set. Assigning to it again is a compile error, and constant names are written in UPPER_CASE. A 36 second Java clip from the lesson Data Types, Variables and Constants in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV05-R4.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-find-return-if-the-text-is-not-found/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY12-R2.jpgfind() or index()? Which One Crashes in PythonWhat does find() return if the text is not found? -1. In Python, find() returns -1 when text is missing, but index() raises a ValueError. A 42 second Python clip from the lesson Built-in String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY12-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-fopen-return-for-a-missing-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C15-R4.jpgFile Not Found in C? Check fopen for NULLWhat does fopen return for a missing file? NULL. When a file is missing, fopen with "r" returns NULL, so check for NULL before reading. A 40 second C++ clip from the lesson File Handling in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C15-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-g-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP01-R4.jpgHow to Compile and Run C++ with g++What does g++ do? Compiles the code into a program. Save the file, compile it with g++ hello.cpp -o hello, fix any errors and compile again, then run the program. A 41 second Cyber Safety and Ethics clip from the lesson Introduction to C++: Structure of a Program, cin and cout.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP01-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-g2c-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-048-R1.jpgGovernment Services on Your Phone: E-GovernanceWhat does G2C mean? Government to citizens. E-governance uses ICT for public services. G2C serves citizens, G2B businesses, G2G links departments, G2E serves staff. A 47 second Course Topics clip from the lesson E-Governance.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-048-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-gcc-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C01-R4.jpgHow to Run Your First C Program with gccWhat does gcc do? It compiles and links the program. Save the file as hello.c, compile and link it with gcc hello.c -o hello, then run it with ./hello. A 43 second C clip from the lesson Introduction to C: Structure and Life Cycle of a C Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C01-R4.mp4https://www.youtube.com/embed/Tc4SH_hkFjY432026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-generative-ai-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI51-R1.jpg4 Types of Generative AI: Text, Image, Audio, VideoWhat does generative AI do? It creates new content. Generative AI has four main types: text, image, audio and video generators. A 44 second Artificial Intelligence clip from the lesson Generative AI: Types, Tools, Applications, Benefits and Limitations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI51-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-get-do-if-the-key-is-missing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI34-R2.jpgBuild a Chatbot in 3 Lines of PythonWhat does get() do if the key is missing? Gives the default reply. A dictionary stores replies, lower() makes 'HI' small, and get() finds the reply or gives a default like 'Sorry?'. A 39 second Artificial Intelligence clip from the lesson Chatbots, Sentiment Analysis and Emotion Detection.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI34-R2.mp4https://www.youtube.com/embed/x7NRh5xO17Y392026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-get-r-0-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY15-R3.jpgCount Frequency With a Python DictionaryWhat does get(r, 0) do? It returns the current count of r, or 0 if r is not in the dictionary yet. A dictionary counts frequency in one loop: the key is the value and the dictionary value is its count. A 40 second Python clip from the lesson List Programs: Maximum, Minimum, Mean, Linear Search and Frequency.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY15-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-give-py05-r1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY05-R1.jpg17 laddoos, 5 kids: // % and ** in PythonWhat does % give? The remainder. Python arithmetic operators: // gives the whole part, % the remainder, ** the power, and / always gives a float. A 44 second Python clip from the lesson Python Operators, Precedence and Expression Evaluation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY05-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C04-R1.jpg4 Kinds of C Operators with ExamplesWhat does % give? The remainder. Most C code uses four operator families: arithmetic does maths, relational compares, logical joins conditions and assignment stores. A 43 second C clip from the lesson Operators and Expressions in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C04-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-goto-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C05-R4.jpggoto in C: Why You Should Avoid ItWhat does goto do? It jumps to a label. goto jumps to a label, but it makes the flow hard to follow and leads to spaghetti code, so use if, loops and break. A 38 second C clip from the lesson Decision Making in C: if, else if and switch.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C05-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-group-by-do-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB12-R1.jpgOne Average per Section? Group FirstWhat does GROUP BY do first? It puts rows with the same value together. Rows with the same value form a group, and then the aggregate runs on each group separately. A 36 second Databases and SQL clip from the lesson GROUP BY and HAVING.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB12-R1.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-href-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-009-R1.jpgHTML Anchor Tag: How a Link WorksWhat does href hold? The address the link goes to. The anchor tag ‹a› makes a link, href gives the address, and the words inside are what you click. Always close with ‹/a›. A 39 second Course Topics clip from the lesson Links: significance of linking, anchor element (attributes: href, mailto), targets.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-009-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-impress-make/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-046-R1.jpgWhat Is OpenOffice Impress? Free Slides ToolWhat does Impress make? Presentations: sets of slides. OpenOffice Impress is free, open source presentation software that makes a set of slides and saves as .odp. A 44 second Course Topics clip from the lesson Presentations (OpenOffice Impress): views, animations, transitions, headers and footers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-046-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-in-a-parameter-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP04-R2.jpgWhy Didn't Marks Change? Reference & in C++What does & in a parameter do? Passes the original, not a copy. Call by value works on a copy; adding & makes a reference, so up(int &m) changes the original from 60 to 65. A 41 second Cyber Safety and Ethics clip from the lesson Functions in C++: Overloading, Default Arguments and Inline.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP04-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-int-p-declare/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C12-R2.jpgChange a Variable Without Its Name: *p in CWhat does int *p declare? A pointer to an int. int *p = &m; stores the address of m, and *p = 90; stores 90 at that address, so m becomes 90. A 42 second C++ clip from the lesson Pointers in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C12-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-invalid-argument-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP13-R4.jpgStandard Exceptions in C++: stoi("abc")What does invalid_argument mean? Bad input. stoi on text that is not a number throws invalid_argument, a standard exception; catching exception catches them all. A 40 second Cyber Safety and Ethics clip from the lesson Templates and Exception Handling in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP13-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-is-check/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY05-R4.jpg== vs is vs in: equal but not the same?What does is check? Whether two names are the very same object. Python identity and membership: == checks equal values, is checks the same object, in checks an item inside. A 44 second Python clip from the lesson Python Operators, Precedence and Expression Evaluation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY05-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-javac-produce/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV01-R2.jpgHow One Java File Runs AnywhereWhat does javac produce? Bytecode, stored in a .class file. javac compiles your .java file into bytecode, and each system's own JVM runs that same bytecode. A 39 second Java clip from the lesson Introduction to Java: Features, JVM, Bytecode and Your First Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV01-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-json-loads-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY35-R2.jpgjson.loads() in Python: Text to DictionaryWhat does json.loads() do? It turns JSON text into a Python value, such as a dictionary. json.loads() turns JSON text into a Python dictionary, so you can use its values. json.dumps() does the reverse. A 39 second Python clip from the lesson Working with JSON and Third-party Libraries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY35-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-k-mean-in-k-nn/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI25-R2.jpgHow k-NN Votes: Ask the NeighboursWhat does k mean in k-NN? How many neighbours vote. k-NN measures distance to every example, picks the k closest, and their majority label wins. A 39 second Artificial Intelligence clip from the lesson Classification and the k-Nearest Neighbours Algorithm.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI25-R2.mp4https://www.youtube.com/embed/uUbVHmj_r9Q392026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-legb-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY21-R3.jpgOne Name, Four Places: Python Name Resolution OrderWhat does LEGB stand for? Local, Enclosing, Global, Built-in. Python finds a name in LEGB order: Local, then Enclosing, then Global, then Built-in; the first match wins. A 44 second Python clip from the lesson Scope of Variables: Local and Global.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY21-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-less-data-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI16-R4.jpgData Privacy Rules for School AI ProjectsWhat does less data mean? Less risk. Collect only what you need, get consent, remove names and IDs, and delete the data when done. A 37 second Artificial Intelligence clip from the lesson Data Privacy and Data Security.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI16-R4.mp4https://www.youtube.com/embed/eM3yFQH3GFc372026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-lifo-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY27-R1.jpgWhich Plate Comes Out First?What does LIFO mean? Last In, First Out. The top one. A stack is Last In, First Out, so the plate pushed last is popped first. A 40 second Python clip from the lesson Stack Implementation Using a List.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY27-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-llm-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI38-R1.jpgWhat Is an LLM? Does ChatGPT Think?What does LLM stand for? Large Language Model. Not like us. An LLM learns from huge text, splits text into tokens and predicts the next token. It can still be wrong. A 41 second Artificial Intelligence clip from the lesson Large Language Models and the Ethics of Generative AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI38-R1.mp4https://www.youtube.com/embed/9QET1KE165A412026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-m-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP11-R1.jpgChange marks Without =? Pointers in C++What does &m give? The address of m. Yes: int *p = &m; stores the address of m, and *p = 80; changes m to 80. A 41 second Cyber Safety and Ethics clip from the lesson Pointers in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP11-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-m-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-049-R2.jpgPaid for Chai by QR Code? That Is M-CommerceWhat does M stand for? Mobile. M means mobile: m-commerce is trade on handheld devices like phones and tablets, with no cables. It is part of e-commerce. A 41 second Course Topics clip from the lesson Introduction to M-Commerce.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-049-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-marks-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C12-R1.jpgMemory Addresses in C: Where Variables LiveWhat does &marks give? The address of marks. Every variable has an address: marks at 1000 holds 85, and a pointer p can hold 1000, the address of marks. A 41 second C++ clip from the lesson Pointers in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C12-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-match/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB08-R3.jpgLIKE Wildcards: % vs _ in SQLWhat does '____' match? Any value with exactly four characters. In LIKE, % stands for any characters and _ stands for exactly one. So 'R%' starts with R and '_e%' has e as the second letter. A 41 second Databases and SQL clip from the lesson SQL Operators: BETWEEN, IN, LIKE and IS NULL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB08-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-median-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY22-R4.jpgThree Kinds of Average: mean, median, mode in PythonWhat does median() do? It sorts the values and picks the middle one. Python's statistics module gives mean (add and divide), median (middle after sorting) and mode (most frequent value). A 42 second Python clip from the lesson Python Modules: math, random and statistics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY22-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-memory-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY07-R1.jpgCan a CPU Work Without Memory? NoWhat does memory hold? The data and instructions the CPU is using. The CPU processes data but stores very little, so memory holds the input, the instructions in use and the results before output. A 41 second Computer Systems clip from the lesson Primary Memory: RAM, ROM and Cache.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY07-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-more-cache-reduce/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY04-R3.jpgCores, Cache or Clock Speed: Which Helps?What does more cache reduce? Waiting for memory. Cores run more tasks at once, cache cuts waiting for memory and clock speed sets how many steps happen per second. A 41 second Computer Systems clip from the lesson Inside the CPU: Fetch-Decode-Execute, Cores, Cache and Clock Speed.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY04-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-multi-mean-cs-g-020-r1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-020-R1.jpgFive Components of MultimediaWhat does multi mean? Many. Multimedia mixes many media: text and graphics, audio, video and animation. Video is recorded; animation is made. A 43 second Course Topics clip from the lesson What is multimedia and its components.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-020-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-multi-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-001-R1.jpgWhat Is Multimedia? Meaning in One MinuteWhat does multi mean? Many. Multimedia means mixing two or more media, like words, pictures and sound, usually seen on computers and phones. A 40 second Course Topics clip from the lesson Multimedia: images, audio, video, animation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-001-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-multiple-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP09-R3.jpgMultiple vs Multilevel Inheritance in C++What does multiple mean? Many parents. Single inheritance has one parent, multiple has two or more parents, and multilevel is a chain like grandfather, father, son. A 40 second Cyber Safety and Ethics clip from the lesson Inheritance: Extending Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP09-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-mv-do-here/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-042-R1.jpgRename 50 Files With One Bash LoopWhat does mv do here? Renames the file. A for loop renames many files at once: for each .txt file, mv adds old- in front. cron can run it on time. A 39 second Course Topics clip from the lesson Automating tasks with scripts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-042-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-nan-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY41-R1.jpgNaN Means Missing, Not ZeroWhat does NaN stand for? Not a Number. Pandas shows a missing value as NaN, which means Not a Number. It is not the same as zero. A 41 second Python clip from the lesson Handling Missing Values in Pandas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY41-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-narrative-add/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI48-R2.jpg3 Elements of a Data StoryWhat does narrative add? Why it matters. Data says what happened, narrative says why it matters, and visuals show the pattern. You need all three. A 42 second Artificial Intelligence clip from the lesson Data Storytelling: Turning Data into a Story.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI48-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-net-wpm-subtract/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-017-R1.jpgGross vs Net WPM: Find Your Real Typing SpeedWhat does net WPM subtract? Errors per minute. Riya types 1000 characters in 5 minutes: 200 words, 40 gross WPM. 10 errors cost 2 WPM, so her net speed is 38. A 45 second Course Topics clip from the lesson Calculating typing speed and typing rhythm.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-017-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-new-data-only-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB18-R2.jpgForm Wizard Steps in LibreOffice BaseWhat does New data only give? A blank form. The Form Wizard asks you to select fields, arrange controls, set data entry and style, then name the form. A 42 second Databases and SQL clip from the lesson Forms and Reports in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB18-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-new-int-5-put-in-the-boxes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV21-R2.jpg3 Ways to Make a Java ArrayWhat does new int[5] put in the boxes? 0 in every box, because that is the int default. Declaring names the array, new makes the boxes with default values, and curly brackets create and fill it in one line. A 41 second Java clip from the lesson One-dimensional Arrays.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV21-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-nlp-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI02-R3.jpgNLP Domain: How a Voice Assistant UnderstandsWhat does NLP stand for? Natural Language Processing. NLP handles human language. A voice assistant turns speech into text, understands the meaning, then speaks a reply. A 41 second Artificial Intelligence clip from the lesson The Three Domains of AI: Data, Computer Vision and Natural Language Processing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI02-R3.mp4https://www.youtube.com/embed/_Gj_pmkmrsM412026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-num-10-give/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY09-R4.jpgReverse 1234 with a Python while loopWhat does num % 10 give? The last digit. Reverse a number with a Python while loop: % 10 gives the last digit and // 10 removes it. A 41 second Python clip from the lesson while Loop, break and continue.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY09-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-one-dimensional-mean-here/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY30-R1.jpgA Pandas Series Is a List With LabelsWhat does one-dimensional mean here? The values sit in a single column, one after another. A Series is labelled one-dimensional data: one column of values, each with a label called the index. A 41 second Python clip from the lesson Pandas Series.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY30-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-one-row-of-the-design-view-grid-represent/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB15-R2.jpgDesign a Base Table, Field by FieldWhat does one row of the Design View grid represent? One field. Click Create Table in Design View, type the field name, choose its field type, add a description, then save with a table name. A 40 second Databases and SQL clip from the lesson Database Tool Basics: Creating a Database, Tables, Fields and Records in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB15-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-one-underscore-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY40-R1.jpgWhat Does _balance Mean in Python?What does one underscore mean? Internal, by convention; please do not touch it from outside. In Python, plain names are public, one underscore says internal, leave it alone, and two underscores make Python rename the attribute. A 39 second Python clip from the lesson Encapsulation and Polymorphism in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY40-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-p-hold-in-the-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY15-R4.jpgIndex or Value? Predict This OutputWhat does p hold in the loop? The index, not the value. Students often mix up the index with the value stored at that index. Multiply each value by its index and the total comes to 40. A 43 second Python clip from the lesson List Programs: Maximum, Minimum, Mean, Linear Search and Frequency.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY15-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-pooling-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI30-R2.jpgCNN Layers: Convolution, Pooling, FlattenWhat does pooling do? Shrinks the feature maps. Convolution finds features, pooling shrinks the maps, and flattening makes one long list before choosing a label. A 38 second Artificial Intelligence clip from the lesson Convolutional Neural Networks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI30-R2.mp4https://www.youtube.com/embed/HWlRcsR33Ow382026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-print-a-name-show-after-b-name-aman/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV03-R3.jpgIs b = a a new object? Python trapWhat does print(a.name) show after b.name = "Aman"? Aman, because a and b are the same object. Does b = a copy an object? No. It adds a second label to the same object, so a changes too. A 43 second Java clip from the lesson Classes and Objects.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV03-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-print-change-marks-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY21-R4.jpg6 and 2, or 6 and 5? Python Scope Output QuestionWhat does print(change(), marks) print? 6 5. In this Python scope question, marks = 2 inside change() makes a new local, so it returns 6 and the global marks stays 5. A 39 second Python clip from the lesson Scope of Variables: Local and Global.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY21-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-printf-d-2-5-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C03-R4.jpg3 printf and scanf Mistakes in CWhat does printf("%d", 2.5) print? A rubbish number. Use %f for decimals. If your C program prints rubbish, check three things: & in scanf, the right specifier, and \n at the end. A 43 second C clip from the lesson Input and Output in C: printf and scanf.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C03-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-property-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY40-R2.jpgPython @property: Marks With No BracketsWhat does @property do? It lets you read a method like an attribute, with no brackets. A Python @property looks like an attribute but runs a method. Student().marks prints 88; without a setter, setting it gives an error. A 40 second Python clip from the lesson Encapsulation and Polymorphism in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY40-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-python-check-in-duck-typing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY40-R4.jpgDuck Typing in Python: Robot That QuacksWhat does Python check in duck typing? Only whether the object has the method being called. Duck typing: Python checks the method, not the class. A Robot with quack() works in listen(); an object with no such method gives an AttributeError. A 40 second Python clip from the lesson Encapsulation and Polymorphism in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY40-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-python-do-with-a-comment/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY01-R5.jpgCan spaces break Python code? Comments & indentationWhat does Python do with a comment? It ignores it. Comments and indentation in Python: # starts a comment, and after a colon the next line must be indented. A 41 second Python clip from the lesson Getting Started with Python: Features, IDLE, Interactive and Script Mode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY01-R5.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-raise-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY23-R4.jpgReject Age -5 in Python: raise ValueErrorWhat does raise do? It creates an exception on purpose. Python's raise creates an exception on purpose, like raise ValueError when age is below zero, and except catches it. A 41 second Python clip from the lesson Exception Handling: try, except, else and finally.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY23-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-random-guessing-give-with-three-species/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY42-R4.jpgIs 90% Accuracy Good? Ask 3 QuestionsWhat does random guessing give with three species? About 33 percent. Ask three questions: is it better than random guessing, which answers were wrong, and is the test set big enough to trust? A 40 second Python clip from the lesson Machine Learning in Python with Scikit-learn.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY42-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-read-csv-return/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY32-R1.jpgLoad a Marks Sheet With read_csv()What does read_csv return? A DataFrame. Save the sheet as CSV, then pd.read_csv("marks.csv") loads it into a DataFrame in one line. A 44 second Python clip from the lesson Importing and Exporting CSV with Pandas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY32-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-readlines-return/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY24-R3.jpgString or List? Python readlines() ExplainedWhat does readlines() return? A list, one item per line. In Python, read() and readline() return a string, while readlines() returns a list with one item per line. A 39 second Python clip from the lesson Text File Handling: Open, Read, Write and Append.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY24-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-real-time-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY12-R3.jpgWhich OS Runs a Car Airbag? Types of OSWhat does real time mean? An instant response within a fixed time. A real time OS runs an airbag; single user suits a laptop, multi user a server and mobile a phone. A 39 second Computer Systems clip from the lesson The Operating System: Functions, Types and User Interfaces.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY12-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-resolution-count/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI29-R1.jpgWhat Does 1920 x 1080 Mean? ResolutionWhat does resolution count? Pixels. Resolution counts pixels, the tiny dots of an image. 1280 x 720 is about 9 lakh pixels; Full HD is about 20 lakh. A 39 second Artificial Intelligence clip from the lesson Images as Data: Pixels, Resolution, Features and Convolution.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI29-R1.mp4https://www.youtube.com/embed/h1-hxbc7vpM392026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-return-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP04-R1.jpgWrite a Function in C++: Define and CallWhat does return do? Sends the answer back. A C++ function takes inputs and return sends the answer back: add(15, 10) returns 25. A 39 second Cyber Safety and Ethics clip from the lesson Functions in C++: Overloading, Default Arguments and Inline.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP04-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-riya-marks-91-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV03-R4.jpgWhat does the dot operator do?What does riya.marks = 91 do? It stores 91 inside the riya object. The dot operator goes inside an object: riya.marks sets or reads data, and brackets call a method. A 40 second Java clip from the lesson Classes and Objects.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV03-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-rle-store-for-each-run/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY18-R2.jpgRun Length Encoding: Lossless CompressionWhat does RLE store for each run? A count and a value. Run length encoding is lossless: it stores each run as a count and a value, so WWWWWWBBB becomes 6W 3B. A 43 second Computer Systems clip from the lesson Data Compression: Lossy and Lossless.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY18-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-save-as-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-003-R1.jpgSave or Save As? The Difference in WriterWhat does Save As do? Makes a new copy with a new name or place. Save (Ctrl+S) updates the same file. Save As (Ctrl+Shift+S) makes a new copy with a new name or place. A 42 second Course Topics clip from the lesson Creating and saving documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-003-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-si-10000-5-2-return/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY19-R5.jpgLoan Interest in Two Lines: Python Function ProgramWhat does si(10000, 5, 2) return? 1000.0. A Python simple interest function: def si(amt, rate, yrs): return amt*rate*yrs/100; si(10000, 5, 2) gives 1000.0. A 39 second Python clip from the lesson User-defined Functions: Defining, Calling and Returning Values.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY19-R5.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-std-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP01-R3.jpgWhat Is std:: in C++? cin, cout and NamespacesWhat does std:: mean? The name comes from the std namespace. cout lives in the std namespace, so without a using line you write std::cout; cout prints and cin reads. A 41 second Cyber Safety and Ethics clip from the lesson Introduction to C++: Structure of a Program, cin and cout.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP01-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-sustainable-development-balance/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-27-R1.jpgEnough Left for Tomorrow?What does sustainable development balance? Environment, society and economy. Sustainable development meets today's needs while protecting the needs of future generations. A 43 second Employability Skills clip from the lesson Employability Skills II: Sustainable development.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-27-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-t-add/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-05-R1.jpgWhy 'I Will Study More' FailsWhat does T add? A deadline. It fails because it is not SMART: specific, measurable, achievable, realistic and time-bound. A 41 second Employability Skills clip from the lesson Employability Skills III: Self-motivation and goal setting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-05-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-tell-return/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY24-R5.jpgWhere Will Python Read Next? seek() and tell()What does tell() return? The pointer's current position. In Python, seek(n) moves the file pointer and tell() reports its position; a relative path starts here, an absolute path is the full address. A 42 second Python clip from the lesson Text File Handling: Open, Read, Write and Append.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY24-R5.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-0-in-imread-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI31-R4.jpgFind Edges in 4 Lines with OpenCV CannyWhat does the 0 in imread do? Loads the image in grey. Load the photo grey with imread(..., 0), blur it to remove noise, run Canny to find edges, and save with imwrite. A 40 second Artificial Intelligence clip from the lesson Image Processing with OpenCV in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI31-R4.mp4https://www.youtube.com/embed/L5RMNjv0WtI402026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-ai-learn-from/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI14-R3.jpgSurvival of the Best Fit: How Hiring AI Gets BiasedWhat does the AI learn from? Your past hiring choices. In Survival of the Best Fit you hire people by hand, then the AI learns your choices and copies your bias. A 36 second Artificial Intelligence clip from the lesson Bias in AI: Sources, Awareness and Mitigation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI14-R3.mp4https://www.youtube.com/embed/uORl-KFr41o362026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-bucket-icon-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-035-R2.jpgOne Style on 10 Paragraphs: Fill Format ModeWhat does the bucket icon do? It turns on Fill Format mode. Fill Format mode applies one style with clicks: select a style, click the bucket icon, then click each paragraph. A 40 second Course Topics clip from the lesson Styles and Formatting window; Fill Format mode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-035-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-c-in-ict-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-I-06-R1.jpgWhat Does ICT Stand For?What does the C in ICT mean? Communication: sharing information. ICT stands for information, communication and technology: facts, sharing them, and the devices that help. A 41 second Employability Skills clip from the lesson Employability Skills I: Information and Communication Technology (ICT) Skills-I.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-06-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-communication-cycle-end-with/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-16-R1.jpgCommunication Skills Unit in 40 SecondsWhat does the communication cycle end with? Feedback from the receiver. The Class 11 communication unit has four parts: the communication cycle, three methods, barriers with the 7 Cs, and writing plus speaking skills. A 42 second Employability Skills clip from the lesson Employability Skills III: Communication skills.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-16-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-cutout-tool-make/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-033-R1.jpgMake a Still Photo Nod in SynfigWhat does the Cutout tool make? A new layer from part of a picture. Cut the head into its own layer with the Cutout tool, add a rotate layer above it, and put the pivot at the neck. A 40 second Course Topics clip from the lesson Working with pictures in Synfig.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-033-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-data-source-hold-cs-n-059-r1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-059-R1.jpgMail Merge: 500 Letters From One LetterWhat does the data source hold? The list, such as names. Mail merge joins a main letter with a data source. It makes one letter for each row in the list. A 44 second Course Topics clip from the lesson Digital Documentation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-059-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-data-source-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-010-R1.jpg500 Letters at Once? Mail Merge ExplainedWhat does the data source hold? The names and details for each person. Mail merge makes one copy of a letter for every name in a list, so you never type 500 letters by hand. A 43 second Course Topics clip from the lesson Mail merge concept and steps.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-010-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-exam-answer-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV22-R4.jpgThe Exam Search Program PatternWhat does the exam answer print? Search successful with the position, or search unsuccessful. Assume the search is unsuccessful, then change it if any element matches the key, and print the result with the position. A 40 second Java clip from the lesson Searching in Arrays: Linear and Binary Search.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV22-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-fill-handle-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-020-R1.jpgOne Formula, Forty Rows: Fill HandleWhat does the fill handle do? Copies the formula to the cells you drag over. Drag the fill handle down and one formula fills every row. Row numbers change on their own; $C$1 locks a cell. A 49 second Course Topics clip from the lesson Copying a formula.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-020-R1.mp4492026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-game-print-for-a-guess-of-50-when-the-secret-is-37/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-P-002-R1.jpgNumber guessing game in 5 lines of PythonWhat does the game print for a guess of 50 when the secret is 37? High, because 50 is greater than 37. A number guessing game in five lines of Python: compare each guess with the secret and print a hint. A 43 second Course Topics clip from the lesson Console mini-projects (calculator, quiz, number game).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-P-002-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-lambda-do-in-filter/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY37-R3.jpglambda with sorted(), map() & filter()What does the lambda do in filter()? It returns True or False, and only True items are kept. Lambdas are most useful with sorted() to pick the sort value, map() to give each item a new value, and filter() to keep items that are True. A 39 second Python clip from the lesson Lambda Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY37-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-last-node-point-to/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP15-R1.jpgLinked List in C++: Nodes and PointersWhat does the last node point to? nullptr. Each node holds data and a next pointer; a points to b, b points to c, so two hops from a reach 3. A 41 second Cyber Safety and Ethics clip from the lesson Data Structures in C++: Linked Lists, Stacks and Queues.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP15-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-library-save/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP14-R1.jpgWhy the C++ Standard Template Library ExistsWhat does the library save? Time and bugs. The Standard Template Library gives tested tools: containers like vector hold data and algorithms like sort use them. A 42 second Cyber Safety and Ethics clip from the lesson The Standard Template Library: vector, set, map and Algorithms.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP14-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-name-box-show/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-025-R2.jpgWhere Is the Name Box in LibreOffice Calc?What does the Name Box show? The cell address. Start Calc from Start, LibreOffice, Calc. The title bar shows the file name, the Name Box shows the cell address, the input line shows cell content. A 44 second Course Topics clip from the lesson Introduction to spreadsheet application; starting Calc and its parts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-025-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-operating-system-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-18-R1.jpgICT Skills Class 11 in 40 SecondsWhat does the operating system do? It runs the computer and manages its programs, files and devices. The Class 11 ICT unit has four parts: operating system basics, files and folders, the internet and email, and device care with security. A 41 second Employability Skills clip from the lesson Employability Skills III: Unit 3: ICT Skills III (Basic Information and Communication Technology Skills).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-18-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-processor-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY25-R2.jpgEmbedded System Examples: Washer, Car, MicrowaveWhat does the processor do? It decides. A washer senses water level and runs a motor, a car senses a crash and fires the airbag, a microwave stops heating if the door opens. A 43 second Computer Systems clip from the lesson Embedded Systems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY25-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-script-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-040-R1.jpgWrite, Permit, Run: Your First Shell ScriptWhat does the script print? Hello students. Save the lines as hello.sh, give permission with chmod +x hello.sh, then run it as ./hello.sh to print Hello students. A 44 second Course Topics clip from the lesson Writing and executing simple shell scripts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-040-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-switch-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP03-R1.jpgForgot break in a C++ switch? Fall-ThroughWhat does the switch print? AB. Without break, a C++ switch falls through: switch (1) prints A in case 1, then B in case 2. A 41 second Cyber Safety and Ethics clip from the lesson Control Statements in C++: if, switch and Loops.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP03-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-template-join/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI06-R3.jpgHow to Write a Problem Statement for AIWhat does the template join? The four Ws. Use the template: Our [who] have a problem that [what] while [where]. An ideal solution would [why]. A 39 second Artificial Intelligence clip from the lesson Problem Scoping: the 4Ws Canvas and 5W1H.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI06-R3.mp4https://www.youtube.com/embed/DxocrouQqmM392026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-the-ternary-operator-return-when-the-condition-is-false/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV42-R4.jpgTernary Operator: if-else in One LineWhat does the ternary operator return when the condition is false? The value after the colon. The ternary operator is written condition ? value1 : value2. If the condition is true you get value1, otherwise value2. A 40 second Java clip from the lesson Unary, Compound Assignment and Ternary Operators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV42-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-this-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP11-R3.jpgThe this Pointer and Arrow Operator in C++What does this hold? The address of the calling object. The arrow -› reaches a member through a pointer, and this points to the calling object, so this-›roll = roll sets the member. A 39 second Cyber Safety and Ethics clip from the lesson Pointers in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP11-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-time-sleep-1-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY45-R4.jpgPython time.sleep() and perf_counter()What does time.sleep(1) do? It waits one second. time.sleep() pauses a program for some seconds, and time.perf_counter() works like a stopwatch to time code. A 40 second Python clip from the lesson Working with Dates and Times: datetime and time.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY45-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-top-1-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV30-R4.jpgBuild a Stack With One IndexWhat does top = -1 mean? The stack is empty. An array and one index are enough: top starts at -1, push raises top then stores, and pop returns then lowers top. A 42 second Java clip from the lesson Stacks, Queues and Deques Using Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV30-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-training-produce/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI03-R1.jpgAI Key Terms: Data, Algorithm, Model, PredictionWhat does training produce? A model. An algorithm studies data; that is training. Training gives a model, and the model predicts for new data. A 42 second Artificial Intelligence clip from the lesson AI Terminologies, Benefits and Limitations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI03-R1.mp4https://www.youtube.com/embed/34k_EALEBgo422026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-transparency-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI13-R2.jpg5 Pillars of AI Ethics in 40 SecondsWhat does transparency mean? We can explain the AI's decision. Responsible AI is fair to all, explainable, has someone who answers for errors, protects data and causes no harm. A 41 second Artificial Intelligence clip from the lesson AI Ethics: Principles, Frameworks and Policies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI13-R2.mp4https://www.youtube.com/embed/Lg6myB0IOnc412026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-transpose-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI19-R3.jpgTranspose of a Matrix: Rows Become ColumnsWhat does transpose do? Turns rows into columns. The transpose turns rows into columns. Row 1, 2, 3 becomes column 1, so a 2 x 3 matrix becomes 3 x 2. A 38 second Artificial Intelligence clip from the lesson Matrices for AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI19-R3.mp4https://www.youtube.com/embed/Kis21ioToU8382026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-tweening-mean/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-028-R1.jpgDoes an Animator Draw Every Frame? TweeningWhat does tweening mean? In-between. No. With tweening, you set the start and end frames, and the software makes all the frames in between. A 40 second Course Topics clip from the lesson Tweening and motion.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-028-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-type-student-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV03-R5.jpgCan you invent your own type? Class as a typeWhat does type(Student()) print? ‹class '__main__.Student'›. Every class you write is a user defined type, just like int and str are built-in types. A 40 second Java clip from the lesson Classes and Objects.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV03-R5.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-url-stand-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT10-R2.jpgParts of a URL: Protocol, Domain, PathWhat does URL stand for? Uniform Resource Locator. A URL has a protocol such as https://, then a domain name, then the path and file name. A 39 second Networks and the Internet clip from the lesson The Internet, the World Wide Web and URLs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT10-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-w-mode-do-to-old-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV28-R2.jpgWrite and read a text file in Python | Class 12What does w mode do to old text? It wipes it before writing. Write text to a file and read it back in four lines of Python using with open(). A 40 second Java clip from the lesson File Handling.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV28-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-writerows-take/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY26-R2.jpgwriterow or writerows? Python csv WriterWhat does writerows() take? A list of lists. In Python's csv module, writerow() takes one list for one row, and writerows() takes a list of lists for many rows. A 41 second Python clip from the lesson CSV Files with the csv Module.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY26-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-does-z-come-to/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI35-R1.jpgHow One Neuron Decides: Weights and BiasWhat does z come to? -0.1. Inputs times weights, plus bias: 1*0.7 + 1*(-0.9) + 0.1 = -0.1. The activation gives 0, so stay home. A 43 second Artificial Intelligence clip from the lesson Neural Networks: Parts, Working and Types.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI35-R1.mp4https://www.youtube.com/embed/pfNUebaxGv4432026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-extension-do-calc-files-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-018-R1.jpgLibreOffice Calc: Free Spreadsheet BasicsWhat extension do Calc files use? .ods. LibreOffice Calc is a free spreadsheet that stores data in rows and columns and updates totals by itself. Files end in .ods. A 42 second Course Topics clip from the lesson Introduction to Calc – worksheets, cells, rows and columns.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-018-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-extension-does-an-html-file-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-015-R1.jpgIs HTML a Programming Language?What extension does an HTML file use? .html. No. HTML means HyperText Markup Language: it tells the browser what to show, with no logic or calculations. A 45 second Course Topics clip from the lesson Introduction to HTML – elements, tags and attributes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-015-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-file-type-does-impress-save-by-default/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-011-R1.jpgWhich Impress View Reorders Slides?What file type does Impress save by default? ODP (.odp). Impress has four main views: Normal, Outline, Notes and Slide Sorter. Slide Sorter is the one for reordering slides. A 46 second Course Topics clip from the lesson Presentation software basics (LibreOffice Impress).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-011-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-finds-the-web-server-s-ip-address/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT15-R3.jpgOne URL, Four Steps to a PageWhat finds the web server's IP address? DNS, the Domain Name System. DNS finds the server's IP address, the browser sends an HTTP request, the web server sends the HTML back, and the browser shows the page. A 48 second Networks and the Internet clip from the lesson Introduction to Web Services: HTML, XML and Web Technologies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT15-R3.mp4482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-fixes-a-physical-barrier/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-01-R1.jpgWhy Was the Message Lost?What fixes a physical barrier? A quiet place and a clear channel. A barrier blocked it: physical noise, hard words, feelings like anger, or different cultural customs. A 44 second Employability Skills clip from the lesson Employability Skills III: Methods and barriers of communication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-01-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-gets-the-most-time/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI22-R4.jpgPlan a 3 Minute AI Project VideoWhat gets the most time? The live demo. Start with the problem, explain data and model, give most time to a live demo, and end with results and limits. A 39 second Artificial Intelligence clip from the lesson The AI Capstone Project: Planning, Log Book, Documentation and Video.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI22-R4.mp4https://www.youtube.com/embed/5QIGodGT0LQ392026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-goes-at-the-top-of-your-code-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV41-R4.jpgJava Project Report: What to IncludeWhat goes at the top of your code file? A comment with the purpose, your name and the date. Good code can still lose marks when it is not documented. A project report shows the design, commented code, output and the test log. A 42 second Java clip from the lesson Build a Complete Java Project.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV41-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-if-an-assert-condition-is-false/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV36-R1.jpgassert in Java: What It ChecksWhat happens if an assert condition is false? Java throws an AssertionError. assert checks a condition that must be true. If it is false, Java throws AssertionError. A 38 second Java clip from the lesson Assertions and Threads in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV36-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-if-no-column-name-matches/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB13-R4.jpgA Join With No Condition: NATURAL JOINWhat happens if no column name matches? You get a Cartesian product. A natural join finds the same-named column in both tables and matches rows on it. That column appears only once. A 40 second Databases and SQL clip from the lesson Working with Two Tables: Cartesian Product, Equi-join and Natural Join.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB13-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-if-qty-is-missing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY20-R2.jpgOne Function, 3 Ways to Call: Python ArgumentsWhat happens if qty is missing? It uses the default, 1. Python positional arguments match by order, default arguments fill in when missing, and keyword arguments use name=value. A 41 second Python clip from the lesson Function Arguments: Positional, Default and Keyword Parameters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY20-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-if-you-assign-to-a-const/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C02-R4.jpgconst in C: Lock a Variable's ValueWhat happens if you assign to a const? A compile error: read-only variable. const makes a C variable read only: set it once when declared, and changing it later is a compile error. A 40 second C clip from the lesson C Tokens, Data Types, Variables and Constants.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C02-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-if-you-only-define-a-method/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV14-R3.jpgA Method Runs Only When You Call ItWhat happens if you only define a method? Nothing. A method runs only when it is called. A method does nothing until it is called. The arguments must match the parameters in number, type and order. A 37 second Java clip from the lesson User-defined Methods in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV14-R3.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-in-the-plan-phase/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-063-R1.jpg5 Project Phases: Why Deadlines SlipWhat happens in the Plan phase? You set tasks and dates. A project has five phases: initiate, plan, execute, monitor and close. Plan first, track often, review at the end. A 45 second Course Topics clip from the lesson Project Management Skills.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-063-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-to-ram-at-power-off/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-EG-001-R1.jpgWho Does What Inside a Computer? CPU, RAMWhat happens to RAM at power off? It forgets its contents. Each part has one job: the CPU processes instructions, RAM holds what is running, storage keeps files, buses carry signals. A 45 second Course Topics clip from the lesson Hardware components and their roles.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-EG-001-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-when-the-with-block-ends/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY24-R4.jpgForgot to Close Your File? Use with in PythonWhat happens when the with block ends? Python closes the file. Python's with statement closes the file when the indented block ends, even if an error happens, so f.closed prints True. A 39 second Python clip from the lesson Text File Handling: Open, Read, Write and Append.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY24-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-without-controls/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-007-R1.jpgNo Play Button on Your HTML Video? Add controlsWhat happens without controls? Nothing shows to click. If your HTML video shows no play button, add the controls attribute. src names the file; controls shows the buttons. A 41 second Course Topics clip from the lesson Embed audio and video in a HTML page.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-007-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-happens-without-header-none-on-a-headerless-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY32-R3.jpgCSV With No Header? Use header=NoneWhat happens without header=None on a headerless file? The first row of data is wrongly used as the column names. If a CSV has no header line, read it with header=None so line one stays as data, and pass names to give your own column names. A 43 second Python clip from the lesson Importing and Exporting CSV with Pandas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY32-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-holds-the-records/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-024-R2.jpgWhy Does a Letter Show the Field Name? Merge FieldsWhat holds the records? The data source. ‹Name› is a merge field. The main document holds common text, the data source holds records, and each field fills from a record. A 37 second Course Topics clip from the lesson Mail merge — main document, data source, merging and printing letters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-024-R2.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-improves-image-accuracy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI36-R4.jpgAfter Your First Keras Model: 4 Next StepsWhat improves image accuracy? CNNs with Conv2D layers. Learn CNNs for images, try Teachable Machine, practise on Kaggle datasets, and put models on phones with LiteRT. A 41 second Artificial Intelligence clip from the lesson Deep Learning Hands-on with TensorFlow and Keras.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI36-R4.mp4https://www.youtube.com/embed/3FGzSsWlphE412026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-1-xor-1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY20-R2.jpgXOR vs XNOR Gate: Same or Different?What is 1 XOR 1? 0. XOR gives 1 when the two inputs are different; XNOR gives 1 when the inputs are the same. A 45 second Computer Systems clip from the lesson Universal Gates and Combined Logic Circuits: NAND, NOR, XOR.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY20-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-10-3-2/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY05-R5.jpg10 + 3 * 2 = 26? Python operator precedenceWhat is 10 + 3 * 2? 16. Python operator precedence: brackets, power, multiply, then add. 10 + 3 * 2 is 16, not 26. A 44 second Python clip from the lesson Python Operators, Precedence and Expression Evaluation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY05-R5.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-13-in-binary/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY14-R3.jpgDecimal to Binary Step by Step: 13 = 1101What is 13 in binary? 1101. To turn decimal into binary, keep dividing by 2 and read the remainders from bottom to top. A 40 second Computer Systems clip from the lesson Number Systems: Binary, Octal, Decimal and Hexadecimal.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY14-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-2-3-2/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY00-R1.jpgIs 2 ** 3 ** 2 Equal to 64?What is 2 ** 3 ** 2? 512. No. Power groups right to left, so 2 ** 3 ** 2 is 2 ** 9, which is 512. A 43 second Python clip from the lesson Class XI Python Revision in One Go.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY00-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-2-3-4/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP02-R3.jpgIs 2 + 3 * 4 = 20 in C++? PrecedenceWhat is (2 + 3) * 4? 20. No. Multiply runs before add, so 2 + 3 * 4 is 14; brackets change the order. A 43 second Cyber Safety and Ethics clip from the lesson C++ Tokens, Data Types, Variables and Operators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP02-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C06-R4.jpgWhy Does My Factorial Print 0? C Loop FixWhat is 5! ? 120. A factorial variable must start at 1, not 0, because 0 times anything stays 0; 5! then gives 120. A 42 second C clip from the lesson Loops in C: while, do-while and for.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C06-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-7-2-2/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY00-R5.jpg3-Question Python Self CheckWhat is 7 // 2 * 2? 6. Three quick checks: 7 // 2 * 2 is 6, "KWICK"[1:3] is 'WI', and changing a tuple item gives a TypeError. A 44 second Python clip from the lesson Class XI Python Revision in One Go.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY00-R5.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-a-b/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY21-R2.jpgBoolean Laws: Identity, Distributive, AbsorptionWhat is A + A.B? A, by the absorption law. Identity: A+0 = A. Idempotence: A+A = A. Distributive opens brackets. Absorption: A + A.B = A. A 46 second Computer Systems clip from the lesson Boolean Algebra: Laws and Theorems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY21-R2.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-a-when-a-is-5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV07-R2.jpga++ + ++a When a Is 5?What is a++ + ++a when a is 5? 12, and a ends at 7. With a starting at 5, a++ uses 5 then makes a 6, and ++a makes a 7 then uses 7, so a++ + ++a is 12 and a ends at 7. A 42 second Java clip from the lesson Java Operators, Precedence and Expressions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV07-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-b/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY21-R3.jpgDe Morgan's Theorems: Break the BarWhat is (A.B)'? A' + B'. De Morgan's theorems: (A+B)' = A'.B' and (A.B)' = A'+B'. Break the bar and change the sign. A 38 second Computer Systems clip from the lesson Boolean Algebra: Laws and Theorems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY21-R3.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-brown-economy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-30-R1.jpgCan Growth Be Green?What is a brown economy? One that depends on polluting fuels. Yes. A green economy is low carbon, creates green jobs and spreads the benefits to everyone. A 41 second Employability Skills clip from the lesson Employability Skills II: Role of green economy.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-30-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-bus/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY03-R4.jpgBuses in a Computer: Address, Data, ControlWhat is a bus? A set of wires carrying signals between parts. Buses are sets of wires: the address bus carries where, the data bus carries what and the control bus says read or write. A 40 second Computer Systems clip from the lesson Components of a Computer System and the Block Diagram.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY03-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-candidate-key/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB03-R2.jpgTwo Unique Columns: Which Is Primary?What is a candidate key? Any column that can uniquely identify a row. Unique columns are candidate keys. Choose one as the primary key: it must never be empty and should rarely change. A 38 second Databases and SQL clip from the lesson Keys in a Database: Primary, Candidate, Alternate and Foreign Key.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB03-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-carbon-footprint/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-29-R1.jpgHow Big Is Your Carbon Footprint?What is a carbon footprint? The greenhouse gases your activities cause. Shrink it by switching off devices, using LED bulbs, walking or cycling, and carrying a bottle and a cloth bag. A 44 second Employability Skills clip from the lesson Employability Skills II: Reducing environmental impact.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-29-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-cell-reference/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-029-R1.jpgWhy Write B2 in a Formula, Not 450?What is a cell reference? A cell address used inside a formula. B2 is a cell reference: =B2+C2 uses the values in those cells, so if you change B2, the answer updates. A 44 second Course Topics clip from the lesson Cell referencing — relative, mixed and absolute referencing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-029-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-checksum/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT09-R3.jpgChecksum or Echo Check? Which Is WhichWhat is a checksum? A number worked out from a block of data and sent with it, so the receiver can recalculate and compare. A checksum is a total sent with the data, which the receiver recalculates and compares. An echo check sends the data back instead. A 37 second Networks and the Internet clip from the lesson Error Detection: Parity, Checksum, Echo Check and ARQ.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT09-R3.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-class-py34-r1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY34-R1.jpgPython Class vs Object: One Blueprint, Many ObjectsWhat is a class? A blueprint for making objects. A Python class is a blueprint and an object is made from it. Each call like Phone() makes a new, separate object. A 41 second Python clip from the lesson Object Oriented Python: Classes, Objects and __init__.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY34-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-class/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV03-R1.jpgClass vs Object: blueprint and instanceWhat is a class? The blueprint, or plan. A class is a blueprint and an object is one instance made from it, like one house plan building many houses. A 41 second Java clip from the lesson Classes and Objects.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV03-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-computer-network/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT01-R1.jpgWhy Do We Connect Computers?What is a computer network? Two or more devices connected so they can share data and resources. A network links devices so they can share files in seconds, share one printer among many people, and chat or video call. A 42 second Networks and the Internet clip from the lesson What is a Computer Network? Evolution from ARPANET to the Internet.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT01-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-dashboard/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI08-R4.jpgHow to Read a Simple DashboardWhat is a dashboard? Key charts on one screen. A dashboard is many charts on one screen. A big number shows the total, a line shows the trend, bars show the best seller. A 39 second Artificial Intelligence clip from the lesson Data Exploration and Visualisation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI08-R4.mp4https://www.youtube.com/embed/ya4neA4mFxQ392026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-dataframe/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY31-R1.jpgWhat Is a Pandas DataFrame? Table with LabelsWhat is a DataFrame? A pandas table with labelled columns and rows. A pandas DataFrame is a table in Python. Columns have names, and the row labels are called the index. A 39 second Python clip from the lesson Pandas DataFrame: Create, Access and Modify.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY31-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-digital-image-made-of/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI02-R2.jpgComputer Vision: How Face Unlock Sees YouWhat is a digital image made of? A grid of pixels, which are numbers. Computer Vision helps machines see. An image is a grid of pixels, and AI matches the shapes to your saved face. A 40 second Artificial Intelligence clip from the lesson The Three Domains of AI: Data, Computer Vision and Natural Language Processing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI02-R2.mp4https://www.youtube.com/embed/SYjHkKYpLEI402026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-dry-run-jv13-r4/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV13-R4.jpgDry Run a Nested Loop on PaperWhat is a dry run? Running the code by hand on paper before the computer does. A dry run means tracing the code on paper: write i, then every value j takes, and the row it prints. A 42 second Java clip from the lesson Nested Loops, Patterns and Number Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV13-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-dry-run/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-010-R1.jpgNo Computer in the Exam? Do a Dry RunWhat is a dry run? Running an algorithm by hand. Find the output by hand with a dry run: num starts at 20 and count at 0, then num halves to 10, 5, 2 as count rises. A 43 second Course Topics clip from the lesson Trace tables and dry-runs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-010-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-foreign-key/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB03-R4.jpgHow Two Tables Hold Hands: Foreign KeyWhat is a foreign key? A column that refers to another table's primary key. A foreign key points to another table's primary key. Read the receipt's admission number, find it in STUDENT, and you get the student. A 41 second Databases and SQL clip from the lesson Keys in a Database: Primary, Candidate, Alternate and Foreign Key.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB03-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-git-commit/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY44-R2.jpgGit Commits: Save Points for Your CodeWhat is a Git commit? A save point for your code. A Git commit is a save point, like a game checkpoint. First git add, then git commit; if a commit adds a bug, you can undo it. A 41 second Python clip from the lesson Sharing Your Code: Version Control Basics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY44-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-green-job/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-26-R1.jpgCan a Job Save the Planet?What is a green job? A job that protects or restores the environment. Yes. A green job protects nature: it cuts pollution, creates new work and brings health and savings. A 42 second Employability Skills clip from the lesson Employability Skills II: Importance of green jobs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-26-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-i-the-same-as/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C12-R4.jpga[i] Is a Pointer: Arrays and Functions in CWhat is a[i] the same as? *(a + i). a[i] means *(a + i), the array name is the first address, and passing &x lets a function change x. A 44 second C++ clip from the lesson Pointers in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C12-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-jframe/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV38-R1.jpgCreate a JFrame Form in NetBeansWhat is a JFrame? The main window of a Java Swing application. Choose New Project, then Java with Ant, then right-click the package and choose New, JFrame Form. Design view opens with an empty window. A 40 second Java clip from the lesson GUI Applications in NetBeans: JFrame, JPanel, JTable and JOptionPane.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV38-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-keyframe/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-025-R1.jpgKeyframes and Tweening in 60 SecondsWhat is a keyframe? A position you set. Frames shown fast look like motion. fps means frames per second, keyframes set positions, and tweening fills the gaps. A 43 second Course Topics clip from the lesson Basics of 2D animation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-025-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-linguistic-barrier/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-09-R1.jpgYou Spoke Clearly: Why the Confusion?What is a linguistic barrier? Words or jargon the listener does not know. A barrier blocked the message: physical noise, linguistic jargon, emotional fear or different cultural customs. A 44 second Employability Skills clip from the lesson Employability Skills II: Barriers to effective communication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-09-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-menu-in-a-program/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV45-R1.jpgWhat Is a Menu-driven Program?What is a menu in a program? A numbered list of choices printed on the screen. A menu-driven program prints a numbered list of choices, the user types one number, and only that task runs. A 43 second Java clip from the lesson Menu-driven Programs with switch and System.exit.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV45-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-package-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV35-R1.jpgWhat Is a Package in Java?What is a package in Java? A group of related classes kept together under one name. A package is a group of related classes, kept together like a folder of files. A 39 second Java clip from the lesson Packages and Library Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV35-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-pattern/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI08-R3.jpgSpot the Outlier: Patterns in Samosa SalesWhat is a pattern? Something that repeats or trends. A pattern repeats or trends. An outlier is far from the rest, like 120 samosas when other days sell about 40-45. A 39 second Artificial Intelligence clip from the lesson Data Exploration and Visualisation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI08-R3.mp4https://www.youtube.com/embed/p2y_uQDWrmU392026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-pixel-value-in-grayscale/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI19-R1.jpgWhat Does AI See in a Photo? A MatrixWhat is a pixel value in grayscale? A number from 0 black to 255 white. To AI, a photo is a matrix: a grid of pixels, each a number from 0 (black) to 255 (white). A 41 second Artificial Intelligence clip from the lesson Matrices for AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI19-R1.mp4https://www.youtube.com/embed/CGY9w62hgQA412026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-process/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY12-R2.jpg4 Jobs of an Operating SystemWhat is a process? A program that is running. An OS manages processes by sharing the CPU, memory by sharing RAM, files by organising folders and devices using drivers. A 42 second Computer Systems clip from the lesson The Operating System: Functions, Types and User Interfaces.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY12-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-protocol/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT07-R1.jpgWhy Do Networks Need Protocols?What is a protocol? A set of rules devices follow when they communicate. A protocol is a set of agreed rules. It fixes the format of the data, the order of messages, and what to do when something goes wrong. A 41 second Networks and the Internet clip from the lesson Network Protocols: TCP/IP, HTTP, HTTPS, FTP, SMTP, POP3, PPP, Telnet and VoIP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT07-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-pure-group/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI27-R2.jpgHow a Decision Tree Picks Its First QuestionWhat is a pure group? All answers are the same. A tree tests every question, checks if groups have the same answers, and keeps the purest split. A 37 second Artificial Intelligence clip from the lesson Decision Trees.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI27-R2.mp4https://www.youtube.com/embed/h5IYsj-35Dw372026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-query/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB04-R1.jpgWhat Does SQL Stand For?What is a query? A question or instruction to the database. SQL means Structured Query Language. A query is a question to the database, and it runs on MySQL, Oracle or SQLite. A 41 second Databases and SQL clip from the lesson Introduction to SQL and MySQL: DDL, DML and DQL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB04-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-race-condition/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV36-R4.jpgRace Condition and synchronized in JavaWhat is a race condition? Two threads changing the same shared data together, so the result goes wrong. When two threads change the same data together, a booking can be lost. That is a race condition. A 40 second Java clip from the lesson Assertions and Threads in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV36-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-record/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB14-R1.jpgField or Record? IGCSE Database WordsWhat is a record? One row: all the data about one item. A field is one column, a record is one row, and a primary key is a field that is unique for every record. A 40 second Databases and SQL clip from the lesson SQL for Cambridge IGCSE: Single-table Databases and Queries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB14-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-slide/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-053-R1.jpgPowerPoint vs Impress vs Google SlidesWhat is a slide? One screen page of a presentation. Presentation software makes and shows slides. PowerPoint saves .pptx, LibreOffice Impress saves .odp, and Google Slides works online. A 43 second Course Topics clip from the lesson Introduction to presentation software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-053-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-style/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-035-R1.jpgHeadings That Match: Writer Styles Window (F11)What is a style? Named formatting you can apply and change in one place. Press F11 in Writer to open the Styles window. A style is named formatting: change it once and all its text updates. A 42 second Course Topics clip from the lesson Styles and Formatting window; Fill Format mode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-035-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-thread/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV36-R2.jpgWhat Is a Thread in Java?What is a thread? One path of execution inside a program. A thread is one path of execution inside a program. Every Java program starts in the main thread. A 40 second Java clip from the lesson Assertions and Threads in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV36-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-token/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY02-R1.jpgHow many tokens in fare = base + 30?What is a token? The smallest unit of code. A token is the smallest unit of Python code; fare = base + 30 has identifiers, operators and a literal. A 42 second Python clip from the lesson Python Tokens: Keywords, Identifiers, Literals, Operators and Punctuators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY02-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-topology/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT05-R1.jpg5 Network Topology Shapes in 40 SecondsWhat is a topology? The layout, or shape, in which the nodes of a network are connected. Five shapes build every network: bus hangs on one cable, star meets at a hub, ring is a closed circle, tree has branches, and mesh is a web of links. A 43 second Networks and the Internet clip from the lesson Network Topologies: Bus, Star, Ring, Tree and Mesh.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT05-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-transpose/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV24-R4.jpgTranspose: Rows Become ColumnsWhat is a transpose? A matrix with its rows turned into columns. The transpose swaps the indexes, so t[r][c] = m[c][r] and a 2 by 3 matrix becomes 3 by 2. A 38 second Java clip from the lesson Two-dimensional Arrays and Matrices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV24-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-web-server/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT11-R3.jpgWhere Do Websites Actually Live?What is a web server? A computer that stores a website's files and sends pages when browsers ask. On a web server: an always-on computer that stores the website's files and sends pages when browsers ask. A 38 second Networks and the Internet clip from the lesson Websites, Web Pages, Web Servers and Hosting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT11-R3.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-a-website/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT11-R1.jpgWeb Page or Website? One vs ManyWhat is a website? A group of related web pages joined by links, under one domain name. A web page is one document with its own URL. A website is a group of related pages joined by links, under one domain name. A 40 second Networks and the Internet clip from the lesson Websites, Web Pages, Web Servers and Hosting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT11-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-an-acknowledgement/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT09-R4.jpgARQ and Check Digits: No Reply, ResendWhat is an acknowledgement? A short message from the receiver saying the data arrived without errors. ARQ waits for an acknowledgement, and if none arrives before the timeout it sends the data again. A check digit catches typing errors in numbers. A 39 second Networks and the Internet clip from the lesson Error Detection: Parity, Checksum, Echo Check and ARQ.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT09-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-an-actuator/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY06-R4.jpgSpeakers and Actuators: Output That MovesWhat is an actuator? An output device that causes physical action. Speakers turn signals into sound, and actuators like motors and pumps turn signals into movement. A 40 second Computer Systems clip from the lesson Output Devices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY06-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-an-alternate-key/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB03-R3.jpgAlternate Key: The Candidate Not ChosenWhat is an alternate key? A candidate key not chosen as primary. An alternate key is a candidate key that was not chosen as the primary key. Candidate keys equal the primary key plus the alternate keys. A 37 second Databases and SQL clip from the lesson Keys in a Database: Primary, Candidate, Alternate and Foreign Key.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB03-R3.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-an-edge/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI29-R3.jpgImage Features: Edges, Corners, BlobsWhat is an edge? A sudden change in pixel value. AI sees features before a face: edges are sudden changes, corners are where edges meet, blobs are patches alike. A 40 second Artificial Intelligence clip from the lesson Images as Data: Pixels, Resolution, Features and Convolution.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI29-R3.mp4https://www.youtube.com/embed/40b1p5jhzWo402026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-an-exception/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY23-R1.jpgNo Typing Mistake, So Why Crash? Python ExceptionsWhat is an exception? An error that happens while the program runs. A Python exception is an error while the program runs, like dividing by zero; if not handled, the program crashes. A 42 second Python clip from the lesson Exception Handling: try, except, else and finally.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY23-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-an-instruction-set/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY04-R4.jpgInstruction Sets: Why Apps Need the Right CPUWhat is an instruction set? The list of machine code commands a CPU understands. An instruction set is the list of commands a CPU understands; CISC suits most laptops and RISC most phones, and code must match. A 39 second Computer Systems clip from the lesson Inside the CPU: Fetch-Decode-Execute, Cores, Cache and Clock Speed.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY04-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-an-interface/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV26-R2.jpgCash, Card or UPI? Java InterfacesWhat is an interface? A list of methods a class promises to have, like a contract. An interface lists the methods a class promises to have. A class accepts it with implements, and those methods must be public. A 41 second Java clip from the lesson Abstract Classes, Interfaces and Polymorphism.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV26-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-an-orphan-record/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB16-R4.jpgReferential Integrity Explained | LibreOffice BaseWhat is an orphan record? A child row with no matching parent. Referential integrity means every foreign key value must exist in the parent table. A 40 second Databases and SQL clip from the lesson Relationships Between Tables in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB16-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-another-word-for-a-row/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB02-R1.jpgWhat Is a Tuple in a Database?What is another word for a row? A tuple. In database words, a table is a relation, a row is a tuple and a column is an attribute. A 43 second Databases and SQL clip from the lesson The Relational Model: Relation, Tuple, Attribute, Domain, Degree and Cardinality.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB02-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-b-b/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY21-R4.jpgSimplify A.B + A.B' to A, Step by StepWhat is B + B'? 1. A.B + A.B' = A.(B+B') by distributive law, = A.1 by complement law, = A by identity law. A 39 second Computer Systems clip from the lesson Boolean Algebra: Laws and Theorems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY21-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-called/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C03-R2.jpgWhy Does scanf() Need & in C?What is & called? The address operator. & is the address operator: scanf stores a value, so it needs the address of the variable. A 39 second C clip from the lesson Input and Output in C: printf and scanf.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C03-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-chapter-12-about/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-051-R1.jpgGSEB Std 12 Chapter 12 Map: LaTeXWhat is chapter 12 about? Publishing documents with LaTeX. Chapter 12 is publishing with LaTeX: what it is, document structure, sections, lists, tables and maths, and compiling .tex to PDF. A 45 second Course Topics clip from the lesson Publishing Documents using LaTeX.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-051-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-chapter-4-about/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-046-R1.jpgGSEB Std 12 Chapter 4 Map: E-CommerceWhat is chapter 4 about? E-commerce. Chapter 4 is Introduction to E-Commerce: meaning, traditional vs online, models and payments, then advantages and security. A 44 second Course Topics clip from the lesson Introduction to E-Commerce.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-046-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-chapter-5-about/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-049-R1.jpgGSEB Std 12 Chapter 5 Map: M-CommerceWhat is chapter 5 about? M-commerce. Chapter 5 is Introduction to M-Commerce: meaning, technologies like SMS, GPS and NFC, uses like banking and tickets, and a comparison. A 46 second Course Topics clip from the lesson Introduction to M-Commerce.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-049-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-cherry-picking/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI48-R4.jpgBuild an Honest Data Story: Steps and EthicsWhat is cherry-picking? Showing only the data that suits you. Know the audience, get data, visualise and examine it, craft the narrative, and never cut axes or cherry-pick. A 43 second Artificial Intelligence clip from the lesson Data Storytelling: Turning Data into a Story.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI48-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-cloud-computing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY02-R4.jpgWhere Computing Is Heading: AI, Quantum, CloudWhat is cloud computing? Using computing power over the internet. Three trends: AI inside everyday apps, quantum computers for special hard problems and cloud power over the internet. A 40 second Computer Systems clip from the lesson History and Generations of Computers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY02-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-dynamic-binding/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP07-R4.jpg4 OOP Words for NIOS Exams: Data Hiding and MoreWhat is dynamic binding? Linking the function to run at run time. Data hiding keeps data private, message passing means objects call functions, dynamic binding links at run time, reusability uses code again. A 45 second Cyber Safety and Ethics clip from the lesson Basic Concepts of OOP in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP07-R4.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-edge-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI50-R4.jpgThe Future of Computer Vision: 3 TrendsWhat is edge AI? The model runs on the device itself, so it is faster and more private. Three computer vision trends: edge AI running on the device, models that see and describe in words, and robots and cars that understand scenes. A 40 second Artificial Intelligence clip from the lesson Computer Vision: Applications, Challenges and the Future.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI50-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-edge-computing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI40-R4.jpgFuture of Big Data Analytics: 4 TrendsWhat is edge computing? Analysing data on the device. AI will find insights itself, decisions will be real time, edge devices will analyse locally, and privacy rules will grow. A 39 second Artificial Intelligence clip from the lesson Big Data Analytics and Mining Data Streams.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI40-R4.mp4https://www.youtube.com/embed/hR96cP-kvfk392026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-grid-computing-used-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY27-R2.jpgGrid Computing: Many Computers, One Big TaskWhat is grid computing used for? Weather and research. In grid computing, a big task is split, each computer solves one part, and the results are combined. A 40 second Computer Systems clip from the lesson Emerging Trends: Cloud Computing, Grid Computing and Blockchain.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY27-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-identity-theft/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC03-R2.jpgFake Account in Your Name? Protect Your IDWhat is identity theft? Someone pretending to be you using your details. Identity theft means a criminal pretends to be you. A 39 second Computer Science clip from the lesson Cyber Safety: Safe Browsing, Identity Protection and Confidentiality.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC03-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-implicit-conversion/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP02-R4.jpgWhy Is 7 / 2 Just 3 in C++? Type CastingWhat is implicit conversion? Conversion done automatically. int divided by int drops the decimal; casting 7 to double first with (double) 7 / 2 gives 3.5. A 40 second Cyber Safety and Ethics clip from the lesson C++ Tokens, Data Types, Variables and Operators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP02-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-in-a-short-form-of/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB08-R2.jpgToo Many ORs? Use INWhat is IN a short form of? Several OR conditions. IN takes a list in brackets and keeps a row if its value matches any item. NOT IN keeps rows that match none. A 36 second Databases and SQL clip from the lesson SQL Operators: BETWEEN, IN, LIKE and IS NULL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB08-R2.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-inconsistency/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB01-R2.jpgWhy the School Bus Went WrongWhat is inconsistency? Copies of the same data that no longer agree. Three separate files store one student's city. Only one was updated, so the copies disagree. That is redundancy and inconsistency. A 40 second Databases and SQL clip from the lesson Why Databases: Data, Information and the DBMS.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB01-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-insertion-sort-like/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV23-R3.jpgInsertion Sort Is Like Playing CardsWhat is insertion sort like? Arranging playing cards in your hand, one card at a time. Insertion sort takes the next value as the key, shifts every bigger value one step right, and drops the key into the gap. A 37 second Java clip from the lesson Sorting Arrays: Bubble, Selection and Insertion Sort.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV23-R3.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-interference/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT09-R1.jpgWhy Do Bits Go Wrong in Transmission?What is interference? Electrical noise that disturbs the signals carrying the bits. Interference from electrical noise and signals weakening over distance make bits get lost, gained or changed on the way. A 40 second Networks and the Internet clip from the lesson Error Detection: Parity, Checksum, Echo Check and ARQ.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT09-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-iteration/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY08-R1.jpgWhat is iteration? 100 lines or 2 linesWhat is iteration? Repeating steps. Iteration in Python means repeating steps; each repeat is one iteration, traced with for count in range(3). A 43 second Python clip from the lesson for Loop and range().https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY08-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-lifetime/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C08-R2.jpgWhy a Local Variable Forgets: Lifetime in CWhat is lifetime? How long a variable stays in memory. A local variable dies when its block ends, while static and global variables live for the whole program run. A 40 second C clip from the lesson Scope, Lifetime and Storage Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C08-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-math-ceil-4-2/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY22-R2.jpgIs ceil(-4.2) Minus 5? Python math ModuleWhat is math.ceil(-4.2)? -4. math.ceil(-4.2) is -4 because ceil rounds up; floor rounds down, pow() gives a decimal, and fabs() gives distance from zero. A 43 second Python clip from the lesson Python Modules: math, random and statistics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY22-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-mod-17-5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB10-R1.jpgROUND With -2? SQL Math FunctionsWhat is MOD(17, 5)? 2. POWER(2, 3) gives 8, MOD(17, 5) gives the remainder 2, and ROUND(1284.5, -2) rounds to the nearest hundred, 1300. A 40 second Databases and SQL clip from the lesson SQL Single Row Functions: Math, Text and Date.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB10-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-multilevel-inheritance/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY39-R4.jpgMultilevel Inheritance in Python: 3 LevelsWhat is multilevel inheritance? A class inherits from a class that already inherits from another. In multilevel inheritance a child is also a parent. Monitor inherits from Student, which inherits from Person; Python climbs two levels to find go. A 39 second Python clip from the lesson Inheritance and Method Overriding in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY39-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-nesting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-006-R1.jpgAn if Inside a Loop: Nested StatementsWhat is nesting? Putting one statement inside another. This if is nested inside a for loop: the loop picks each score and the if prints only scores of 40 or more. A 41 second Course Topics clip from the lesson Nested statements; counts and totals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-006-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-overriding/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY39-R3.jpgMethod Overriding in Python: Which fare() Runs?What is overriding? The child reuses the parent's method name with different work. When parent and child both have fare(), the child's version wins. Python checks the child first, so Kid().fare() prints 50. A 39 second Python clip from the lesson Inheritance and Method Overriding in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY39-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-p-4-on-a-dice/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI18-R1.jpgProbability of Rolling a 4 on a DiceWhat is P(4) on a dice? 1/6. Divide favourable outcomes by total outcomes: rolling a 4 is 1/6, an even number is 3/6 = 1/2, heads is 1/2. A 36 second Artificial Intelligence clip from the lesson Probability for AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI18-R1.mp4https://www.youtube.com/embed/UnlPaQfHQd8362026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-pip/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY35-R1.jpgWhat Is pip? Install a Python LibraryWhat is pip? The installer that downloads Python libraries from PyPI. A Python library is ready-made, reusable code. pip is the installer; it downloads libraries from PyPI, for example python -m pip install numpy. A 40 second Python clip from the lesson Working with JSON and Third-party Libraries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY35-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-piracy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC13-R2.jpg3 Big Ethical Issues in ComputingWhat is piracy? Copying or sharing content without permission. Privacy is control over your data, piracy is copying without permission, and AI decisions can carry unfair bias. A 43 second Computer Science clip from the lesson Ethical Issues in Computing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC13-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-polymorphism/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY40-R3.jpgPolymorphism in Python: One Loop, Many ClassesWhat is polymorphism? Poly means many, morph means form: same method name, different work. Polymorphism means many forms: different classes share a method name. One loop calls pay() on a Bus and a Cab, and each prints its own fare. A 40 second Python clip from the lesson Encapsulation and Polymorphism in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY40-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-python-s-typical-recursion-limit/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY38-R4.jpgCan Recursion Go Forever? Depth LimitWhat is Python's typical recursion limit? One thousand. No. Python's typical recursion limit is 1000, and going deeper gives a RecursionError. Plain fib(20) makes over 21,000 calls; use a loop or cache. A 41 second Python clip from the lesson Recursion in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY38-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-redundancy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB16-R1.jpgWhy Split Data Into Related Tables? BaseWhat is redundancy? The same data stored many times. Data is split into related tables to avoid redundancy: storing the same fact again and again. A 41 second Databases and SQL clip from the lesson Relationships Between Tables in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB16-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-resolution/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY06-R2.jpgWhy Some Screens Look Sharper: PixelsWhat is resolution? The number of pixels across and down, like 1920 x 1080. A monitor makes pictures from pixels, so more pixels mean sharper resolution; a projector's brightness is in lumens. A 40 second Computer Systems clip from the lesson Output Devices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY06-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-reuse/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY19-R1.jpgSame Code 50 Times? Why Python FunctionsWhat is reuse? Writing code once and calling it many times. Python functions let you write code once and call it many times (reuse) and split programs into small parts (modularity). A 43 second Python clip from the lesson User-defined Functions: Defining, Calling and Returning Values.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY19-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-sampling-rate-measured-in/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY17-R2.jpgSampling Rate vs Sample Resolution for SoundWhat is sampling rate measured in? Hertz, samples per second. A computer stores sound by sampling: sampling rate is samples per second, sample resolution is bits per sample. A 42 second Computer Systems clip from the lesson Representing Images and Sound, and Calculating File Size.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY17-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-self-motivation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-12-R1.jpgKnow Yourself, Then Push YourselfWhat is self-motivation? The inner push to act without being told. Self-awareness means knowing yourself; self-motivation is the inner push that keeps you going. A 39 second Employability Skills clip from the lesson Employability Skills II: Self-awareness and self-motivation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-12-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-self/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY34-R2.jpgWhat Is self in Python? __init__ ExplainedWhat is self? self means this object. In Python, __init__ runs by itself when an object is made, and self means this new object, so self.name stores data in it. A 40 second Python clip from the lesson Object Oriented Python: Classes, Objects and __init__.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY34-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-sheet-1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-026-R1.jpgIs Sheet 1 a Workbook or a Worksheet?What is Sheet 1? A worksheet. Sheet 1 is a worksheet: one sheet of rows and columns. The workbook is the whole file, and it can hold many sheets. A 41 second Course Topics clip from the lesson Worksheet — rows, columns, cell and cell address; range of cells (row, column, row & column range).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-026-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-state/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV02-R2.jpgWhat is inside an object? State and behaviourWhat is state? The data an object knows, like battery or marks. Objects model real entities: state is the data an object knows, and behaviour is what it does. A 41 second Java clip from the lesson Principles of Object Oriented Programming.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV02-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-str-used-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY34-R4.jpg__str__ vs __repr__ in Python: Fix Strange OutputWhat is __str__ used for? print uses it, and it is written for users. Printing an object shows a memory address. __str__ is used by print, for users; __repr__ is used inside lists, for programmers. A 39 second Python clip from the lesson Object Oriented Python: Classes, Objects and __init__.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY34-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-20-20-20-rule/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC12-R1.jpgNeck Pain After Scrolling? 3 FixesWhat is the 20-20-20 rule? Every 20 minutes, look 20 feet away for 20 seconds. Eye strain needs the 20-20-20 rule, text neck needs the phone at eye level, and addiction needs screen limits. A 39 second Computer Science clip from the lesson Technology and Society: Health, Gender and Disability Issues.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC12-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-argument-order-for-dump/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY25-R2.jpgpickle.dump() and load(): Save a ListWhat is the argument order for dump? The object first, then the file object. pickle.dump(object, file) writes a Python object to a binary file, in that exact order. pickle.load(file) reads one object back. A 38 second Python clip from the lesson Binary Files and the pickle Module.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY25-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-base-case-for-sum-of-digits/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY38-R3.jpgFactorial, Fibonacci, Digit Sum: RecursionWhat is the base case for sum of digits? A single digit, n ‹ 10. Three classic recursions: factorial stops at one, Fibonacci returns n for 0 or 1 and adds two terms, and digit sum stops at one digit. A 40 second Python clip from the lesson Recursion in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY38-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-base-case-of-gcd/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV29-R3.jpg4 Classic Recursion ProgramsWhat is the base case of GCD? When b becomes 0, the answer is a. Factorial stops at 1, Fibonacci adds two calls, GCD stops when b is 0, and power stops at exponent 0. A 45 second Java clip from the lesson Recursion in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV29-R3.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-big-o-of-3n-5n-9/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV34-R2.jpg3n² + 5n + 9 Is O(n²): Dominant TermWhat is the Big O of 3n² + 5n + 9? O(n²). To get Big O, keep only the fastest growing term and drop the constants. So 3n² + 5n + 9 is O(n²). A 41 second Java clip from the lesson Algorithm Complexity and Big O Notation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV34-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-big-o-of-two-separate-loops-one-after-the-other/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV34-R3.jpgRead Big O Straight From the LoopWhat is the Big O of two separate loops, one after the other? Still O(n), because n + n is O(n). A single loop up to n is O(n), a loop inside a loop is O(n²), and a loop that halves i is O(log n). A 38 second Java clip from the lesson Algorithm Complexity and Big O Notation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV34-R3.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-bot-s-memory/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI38-R3.jpgBuild Your Own Chatbot with an LLM APIWhat is the bot's memory? The message list. With an API, your code sends a list of messages to an LLM, the reply joins the list, and the key stays secret. A 37 second Artificial Intelligence clip from the lesson Large Language Models and the Ethics of Generative AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI38-R3.mp4https://www.youtube.com/embed/w3l9ecMkEKQ372026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-catch-with-decision-trees/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI27-R4.jpgDecision Trees: Strengths and WeaknessesWhat is the catch with decision trees? Deep trees can overfit. Trees are easy to explain and fast, but deep ones memorise data and small data changes alter them. A 39 second Artificial Intelligence clip from the lesson Decision Trees.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI27-R4.mp4https://www.youtube.com/embed/wBGSWAeXQU0392026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-cloud-really/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY08-R3.jpgWhere Is the Cloud? Cloud Storage ExplainedWhat is the cloud, really? Servers in a data centre, reached over the internet. Cloud files sit on servers in data centres, reached over the internet from any device, with automatic backup but privacy risks. A 41 second Computer Systems clip from the lesson Secondary Storage: Magnetic, Optical, Solid State and Cloud.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY08-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-default-font-size/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-006-R2.jpgCan HTML Font Size Be 10? face, size, colorWhat is the default font size? 3. No. HTML font size goes only from 1 to 7, and the default is 3. face sets the font type; color takes a name or hex code. A 43 second Course Topics clip from the lesson Font tags (attributes: face, size, color)..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-006-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-default-order/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB09-R1.jpgTopper Last? Add DESC to ORDER BYWhat is the default order? Ascending. ORDER BY sorts ascending by default, so the smallest comes first. Add DESC to put the largest first. A 39 second Databases and SQL clip from the lesson Sorting Results with ORDER BY.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB09-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-default-sep/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY04-R2.jpgPrint a date with dashes: sep and end in PythonWhat is the default sep? A space. print() with sep and end in Python: sep goes between items, end goes after the last item. A 39 second Python clip from the lesson Input, Output and Type Conversion.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY04-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-default-storage-class/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C08-R4.jpgWhich Storage Class to Use in C?What is the default storage class? auto. Choose by need: auto for temporary work, static to remember between calls, extern to share across files. A 41 second C clip from the lesson Scope, Lifetime and Storage Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C08-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-degree-of-a-node/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV32-R1.jpg7 Tree Words: Root, Leaf, Degree, HeightWhat is the degree of a node? The number of children it has. Seven binary tree words in 40 seconds: node, root, leaf, degree, level, depth and height. A 43 second Java clip from the lesson Binary Trees and Tree Traversals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV32-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-difference-between-a-client-and-a-server/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT01-R4.jpgClient Server vs Peer to Peer NetworksWhat is the difference between a client and a server? A client asks for a service, and a server gives it. A client server network has one central server with strong security, like a bank app. A peer to peer network has none. A 43 second Networks and the Internet clip from the lesson What is a Computer Network? Evolution from ARPANET to the Internet.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT01-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-difference-between-an-add-on-and-a-plug-in/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT12-R4.jpgAdd-on vs Plug-in, and the Real RiskWhat is the difference between an add-on and a plug-in? An add-on adds a browser feature. A plug-in shows a special type of content in a page. An add-on adds a feature to the browser itself, while a plug-in helps show a special type of content inside a page. A 39 second Networks and the Internet clip from the lesson Web Browsers, Cookies, Add-ons and Plug-ins.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT12-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-difference-between-and/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV07-R1.jpg= or ==? Java OperatorsWhat is the difference between = and ==? == compares two values; = stores a value. Arithmetic does maths, relational compares with ==, logical joins conditions, and a single = stores a value. A 43 second Java clip from the lesson Java Operators, Precedence and Expressions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV07-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-difference-between-capitalize-and-title/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY12-R1.jpgcapitalize() or title()? Python Case MethodsWhat is the difference between capitalize() and title()? capitalize() fixes only the first letter; title() fixes the first letter of every word. capitalize() makes only the first letter of a string capital, while title() makes the first letter of every word capital. A 40 second Python clip from the lesson Built-in String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY12-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-difference-between-f5-and-shift-f5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-057-R1.jpgF5 vs Shift+F5: Start a Slide ShowWhat is the difference between F5 and Shift+F5? F5 starts at slide 1; Shift+F5 starts at the current slide. F5 starts the slide show from slide 1, Shift+F5 starts from the current slide, Esc ends the show and Ctrl+P prints. A 47 second Course Topics clip from the lesson Running and printing a slide show.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-057-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-difference-between-loc-and-iloc/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY31-R4.jpgloc vs iloc in Pandas: Labels or Positions?What is the difference between loc and iloc? loc uses labels; iloc uses positions. In pandas, loc selects by label and iloc selects by position. With labels [1, 0], loc[0] and iloc[0] give different rows. A 42 second Python clip from the lesson Pandas DataFrame: Create, Access and Modify.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY31-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-difference-between-month-and-monthname/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB10-R3.jpgSQL Date Functions: YEAR, MONTHNAME, DAYNAMEWhat is the difference between MONTH and MONTHNAME? MONTH gives a number, MONTHNAME gives the word. DAYNAME gives the weekday, MONTHNAME gives the month as a word, MONTH gives it as a number, and NOW gives today's date and time. A 42 second Databases and SQL clip from the lesson SQL Single Row Functions: Math, Text and Date.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB10-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-difference-between-remove-and-pop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY14-R2.jpgremove() or pop()? Finding and Removing List ItemsWhat is the difference between remove() and pop()? remove() deletes by value; pop() deletes by index and returns the item. In Python lists, remove() deletes by value, pop() deletes by index and returns the item, and count() and index() find items. A 46 second Python clip from the lesson List Methods and Built-in Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY14-R2.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-difference-between-validation-and-verification/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB14-R4.jpgDoes Validation Prove Data Is Correct?What is the difference between validation and verification? Validation checks sensible data; verification checks it was entered correctly. No. Validation only checks that data is sensible. Range keeps a value within limits, length counts characters and presence stops empty fields. A 41 second Databases and SQL clip from the lesson SQL for Cambridge IGCSE: Single-table Databases and Queries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB14-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-digital-divide/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC12-R4.jpgIs Everyone Online? The Digital DivideWhat is the digital divide? The gap between people with and without digital access. The digital divide is the gap in digital access. A 41 second Computer Science clip from the lesson Technology and Society: Health, Gender and Disability Issues.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC12-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-domain-of-marks-out-of-100/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB02-R2.jpgCan Marks Be 150? Domain ExplainedWhat is the domain of marks out of 100? The whole numbers 0 to 100. A domain is the set of allowed values for an attribute. For marks out of 100, the domain is 0 to 100, so 150 is invalid. A 40 second Databases and SQL clip from the lesson The Relational Model: Relation, Tuple, Attribute, Domain, Degree and Cardinality.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB02-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-error/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI24-R2.jpgBest-fit Line: Least Squares ExplainedWhat is the error? The gap from a point to the line. The line is y = mx + c. Error is the gap from a point to the line. Least squares picks the smallest squared total. A 37 second Artificial Intelligence clip from the lesson Regression: Correlation and Linear Regression.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI24-R2.mp4https://www.youtube.com/embed/SedTbGaM1og372026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-f1-formula/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI11-R2.jpgAccuracy, Precision, Recall, F1: Step by StepWhat is the F1 formula? 2PR / (P+R). From one confusion matrix: accuracy 70/100, precision 30/40, recall 30/50, and F1 about 0.67. A 43 second Artificial Intelligence clip from the lesson Model Evaluation Metrics: Confusion Matrix, Accuracy, Precision, Recall and F1.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI11-R2.mp4https://www.youtube.com/embed/241QC3e9Ej4432026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-first-difference/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV16-R5.jpgConstructor or Method? 3 DifferencesWhat is the first difference? A constructor uses the class name; a method can use any valid name. A constructor uses the class name, has no return type and runs with new. A method has any name, needs a return type and runs when called. A 39 second Java clip from the lesson Constructors and the this Keyword.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV16-R5.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-first-index/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C10-R1.jpgDeclaring Arrays in C: Why Index Starts at 0What is the first index? 0. int m[3] = {72, 85, 64}; stores three ints under one name, and m[0] is the first value, 72. A 43 second C++ clip from the lesson Arrays in C: One and Two Dimensional.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C10-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-first-step-after-you-type-a-url/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT11-R4.jpgFrom URL to Screen in One SecondWhat is the first step after you type a URL? DNS turns the domain name into the server's IP address. DNS finds the server's IP address, the browser sends an HTTP or HTTPS request, and the server sends the page back. A 40 second Networks and the Internet clip from the lesson Websites, Web Pages, Web Servers and Hosting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT11-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-first-step-ai28-r2/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI28-R2.jpgComputer Vision Process in 5 StepsWhat is the first step? Capture the image. Capture the image, clean it, find features like edges, detect objects, then understand them. A 37 second Artificial Intelligence clip from the lesson Computer Vision: How Machines See.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI28-R2.mp4https://www.youtube.com/embed/mFkjwl3y8Rc372026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-first-step-ai33-r3/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI33-R3.jpgBag of Words: Turning Sentences into NumbersWhat is the first step? Make the dictionary. Make a dictionary (riya, plays, aman), count each word per document, and each row of counts is a document vector. A 38 second Artificial Intelligence clip from the lesson Text Processing: Normalisation, Tokenisation, Bag of Words and TF-IDF.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI33-R3.mp4https://www.youtube.com/embed/mKbmDZYUEBk382026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-first-step-ai47-r4/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI47-R4.jpgHow to Run a Structured Class DebateWhat is the first step? Set the motion. Set the motion, form For and Against teams, give openings then rebuttals, and close with a vote. A 44 second Artificial Intelligence clip from the lesson AI and Society: Self-driving Cars and Other Challenges.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI47-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-first-step-sc05-r3/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC05-R3.jpgGot Malware? Do These 4 Things FirstWhat is the first step? Disconnect from the internet. Disconnect from the internet, run a full antivirus scan, remove unknown apps, then change passwords from a clean device. A 39 second Computer Science clip from the lesson Malware: Viruses, Worms, Trojans, Spyware, Adware and Ransomware.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC05-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-first-step-sy01-r1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY01-R1.jpgInput, Process, Output, Storage: 4 StepsWhat is the first step? Input. Every computer follows four steps: input puts data in, process works on it, output shows the result, storage saves it. A 42 second Computer Systems clip from the lesson What is a Computer? Characteristics, Uses and Types.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY01-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-first-step/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI12-R2.jpgFrom AI Model to App in 4 StepsWhat is the first step? Save the model as a file. Save the model as a file, put it on a server or phone, build an app around it, test with a few users, then release. A 38 second Artificial Intelligence clip from the lesson Deployment of AI Solutions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI12-R2.mp4https://www.youtube.com/embed/-DR9HomU5j0382026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-function-named/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP10-R2.jpgOperator Overloading in C++: Add Two BillsWhat is the function named? operator+. Define operator+ in a class and + works on its objects: B{10} + B{25} gives a bill of 35. A 41 second Cyber Safety and Ethics clip from the lesson Polymorphism and Virtual Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP10-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-golden-rule-test/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC13-R1.jpgNobody Will Know. Is It Okay?What is the golden rule test? Would you accept the same action done to you?. Ethics means doing right when unseen. Ask three questions: does it harm anyone, did the person consent, and would you accept it done to you? A 42 second Computer Science clip from the lesson Ethical Issues in Computing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC13-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-iris/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY29-R3.jpgBiometrics: Fingerprint, Face and IrisWhat is the iris? The coloured part of the eye. Biometric recognition identifies you by body features such as fingerprints, face and the iris of the eye. A 42 second Computer Systems clip from the lesson Mobile Computing, RFID, Biometrics and Green Computing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY29-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-largest-number-8-bits-can-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY15-R2.jpgOverflow Error: Why 200 + 100 = 44 in 8 BitsWhat is the largest number 8 bits can hold? 255. 8 bits hold only 0 to 255. 300 needs a ninth bit, that bit is lost, and the answer becomes wrong: overflow. A 40 second Computer Systems clip from the lesson Binary Arithmetic: Addition, Overflow, Two's Complement and Shifts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY15-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-last-step/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI43-R4.jpgBuild a Data Story in 4 Steps, HonestlyWhat is the last step? Narrate it honestly. Get and organise the data, visualise it, examine the relationships, then narrate it honestly. Never hide or twist data. A 43 second Artificial Intelligence clip from the lesson Storytelling Basics: Elements of a Story and Freytag's Pyramid.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI43-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-last-valid-index-of-a-string/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV44-R1.jpgWhy charAt(5) Crashes on INDIAWhat is the last valid index of a string? length() - 1. INDIA has five letters, but its indexes run 0 to 4, so charAt(5) throws StringIndexOutOfBoundsException. A 41 second Java clip from the lesson String Programs: Palindrome, Reverse, Extraction and Counting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV44-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-main-difference/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV15-R3.jpgOverload or Override? The DifferenceWhat is the main difference? Overloading changes the parameter list in one class; overriding keeps the signature in a child class. Overloading is one class with different parameters, fixed at compile time. Overriding is a child class with the same signature, chosen at run time. A 41 second Java clip from the lesson Method Overloading.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV15-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-median-of-2-4-4-4-5-5-7-9/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI17-R2.jpgMean, Median and Mode: Class Marks ExampleWhat is the median of 2, 4, 4, 4, 5, 5, 7, 9? 4.5. Marks 2, 4, 4, 4, 5, 5, 7, 9: mean is 40/8 = 5, median is 4.5, mode is 4. A 40 second Artificial Intelligence clip from the lesson Statistics for AI: Mean, Median, Mode, Variance and Standard Deviation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI17-R2.mp4https://www.youtube.com/embed/gVTqb5VaJdw402026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-mistake-most-students-make/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI21-R1.jpgDesign Thinking: 5 Stages, Users FirstWhat is the mistake most students make? Starting with the app. Start with users, not the app: empathise, define the problem, ideate, prototype one idea, then test it. A 40 second Artificial Intelligence clip from the lesson Design Thinking, Empathy Maps and the SDGs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI21-R1.mp4https://www.youtube.com/embed/S47BQjeHz6Y402026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-opposite-of-split/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY12-R4.jpgClean Messy Text: strip, replace, split, joinWhat is the opposite of split()? join(). It glues a list of strings back together. Python cleans text with strip() to trim ends, replace() to swap text, split() to make a list, and join() to glue it back. A 44 second Python clip from the lesson Built-in String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY12-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-order-of-the-stages/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-002-R1.jpgStart by Typing Code? No: The 4 Stages FirstWhat is the order of the stages? Analysis, design, coding, testing. Programmers do not start by typing code. Analysis finds the need, design plans, coding writes, testing checks. A 43 second Course Topics clip from the lesson Program development life cycle (analysis, design, coding, testing).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-002-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-output-of-classification/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI25-R1.jpgWhat Is Classification in AI?What is the output of classification? A fixed label. Classification gives an item a fixed label: an email gets spam or not, a payment gets fraud or safe. A 39 second Artificial Intelligence clip from the lesson Classification and the k-Nearest Neighbours Algorithm.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI25-R1.mp4https://www.youtube.com/embed/MhmVPJwQXvo392026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-pattern/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY07-R5.jpgif-else in one line: conditional expressionWhat is the pattern? value if condition else other. Conditional expression in Python: write if-else in one line as value if condition else other. A 42 second Python clip from the lesson Decision Making: if, if-else and if-elif-else.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY07-R5.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-prediction-for-2-5-hours/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI24-R3.jpgPredict Marks with Linear RegressionWhat is the prediction for 2.5 hours? 65. With slope m = 9.6 and intercept c = 41, a student studying 2.5 hours is predicted to score 65. A 36 second Artificial Intelligence clip from the lesson Regression: Correlation and Linear Regression.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI24-R3.mp4https://www.youtube.com/embed/id824EUTLQo362026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-question/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI41-R3.jpgData Science Example: How Much Food to Cook?What is the question? How many plates will sell tomorrow?. Ask how many plates will sell tomorrow, collect past sales, build a model to predict plates, and feedback shows waste falling. A 40 second Artificial Intelligence clip from the lesson Data Science Methodology.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI41-R3.mp4https://www.youtube.com/embed/QPzKJSjPRcA402026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-rightmost-place-value-in-any-base/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY14-R2.jpgPlace Value in Binary, Octal, Decimal and HexWhat is the rightmost place value in any base? 1. In every number system, place values start at 1 on the right and multiply by the base as you move left. A 44 second Computer Systems clip from the lesson Number Systems: Binary, Octal, Decimal and Hexadecimal.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY14-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-shortcut-for-centre-alignment/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-033-R2.jpgBullets or Numbers? Alignment Shortcuts in ImpressWhat is the shortcut for centre alignment? Ctrl+E. Use bullets for points in any order and numbering for steps in order. Align left Ctrl+L, centre Ctrl+E, right Ctrl+R. A 42 second Course Topics clip from the lesson Formatting text and applying custom animation; text alignment, bullets and numbering.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-033-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-shortcut-for-italic/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-016-R1.jpgExcel Bold, Italic and Merge & CenterWhat is the shortcut for Italic? Ctrl+I. Select cells first. Bold (Ctrl+B) makes text thick, Italic (Ctrl+I) slants it, Merge & Center joins cells for a title. A 42 second Course Topics clip from the lesson Formatting toolbar.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-016-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-size-of-a-union/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C14-R3.jpgStructure vs Union in C: Why a Union Is SmallerWhat is the size of a union? The size of its largest member. Structure members each get memory, but union members share it, so a union is the size of its largest member and holds one value. A 44 second C++ clip from the lesson Structures, Unions, Enumerations and typedef.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C14-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-stem-of-studies/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI33-R2.jpgStemming vs Lemmatisation: Caring Becomes Car?What is the stem of 'studies'? studi. Stemming cuts endings, so studies becomes studi and caring becomes car. Lemmatisation gives real words: study, care. A 42 second Artificial Intelligence clip from the lesson Text Processing: Normalisation, Tokenisation, Bag of Words and TF-IDF.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI33-R2.mp4https://www.youtube.com/embed/Z6hKIJklA20422026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-stored-program-concept/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY04-R1.jpgVon Neumann Architecture in 40 SecondsWhat is the stored program concept? Keeping the program in memory, like data. Von Neumann's stored program idea keeps programs in memory with the data, so one computer can run many different apps. A 41 second Computer Systems clip from the lesson Inside the CPU: Fetch-Decode-Execute, Cores, Cache and Clock Speed.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY04-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-the-thesaurus-shortcut-in-writer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-020-R2.jpgSynonyms and Thesaurus in a Word ProcessorWhat is the thesaurus shortcut in Writer? Ctrl+F7. A synonym has a similar meaning. Right-click a word for synonyms, or open the thesaurus: Ctrl+F7 in Writer, Shift+F7 in Word. A 38 second Course Topics clip from the lesson Spelling & grammar check; synonyms and thesaurus; non-printing characters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-020-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-true-1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY04-R4.jpgTrue + 1 in Python? Implicit conversionWhat is True + 1? 2, because True counts as 1. Implicit conversion in Python: int + float gives a float, / always gives a float, and True counts as 1. A 43 second Python clip from the lesson Input, Output and Type Conversion.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY04-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-typed-in-the-run-box-to-open-word/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-001-R1.jpgOpen Microsoft Word Fast: 3 Quick WaysWhat is typed in the Run box to open Word? winword. Open Word fast: press the Windows key, type word and press Enter, double-click the desktop icon, or run winword. A 43 second Course Topics clip from the lesson Starting a Word program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-001-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-underflow/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY27-R3.jpgUnderflow and Overflow in a StackWhat is underflow? Popping or peeking when the stack is empty. Popping an empty stack is underflow, and Python raises IndexError. Pushing onto a full fixed-size stack is overflow. A 39 second Python clip from the lesson Stack Implementation Using a List.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY27-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-virtual-memory/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY08-R4.jpgRAM Full? Virtual Memory ExplainedWhat is virtual memory? Storage used as if it were extra RAM. When RAM is full, the operating system uses part of the disk as extra RAM and swaps unused pages out, which is slower. A 38 second Computer Systems clip from the lesson Secondary Storage: Magnetic, Optical, Solid State and Cloud.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY08-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-is-word-wrap/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-004-R1.jpgPressing Enter Every Line? Let Word Wrap WorkWhat is word wrap? It moves the next word to a new line on its own. Do not press Enter at every line end. Keep typing: word wrap starts new lines. Press Enter only to end a paragraph. A 40 second Course Topics clip from the lesson Working with text.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-004-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-kind-of-data-does-data-science-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI02-R1.jpgData Science Domain: Umbrella Sales ExampleWhat kind of data does Data Science use? Numbers. Data Science studies numbers to find patterns and predict, like umbrella sales jumping when the monsoon comes. A 42 second Artificial Intelligence clip from the lesson The Three Domains of AI: Data, Computer Vision and Natural Language Processing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI02-R1.mp4https://www.youtube.com/embed/GUdqnBg3OCE422026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-kind-of-software-is-writer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-045-R1.jpgWhat Is OpenOffice Writer? Free Word ProcessorWhat kind of software is Writer? A word processor. OpenOffice Writer is a free, open source word processor that creates, edits and formats documents and saves as .odt. A 44 second Course Topics clip from the lesson Word processor (OpenOffice Writer): window, tabs, formatting, tables, documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-045-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-links-the-blocks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY27-R3.jpgBlockchain Explained: Why It Is Hard to CheatWhat links the blocks? Hashes. In a blockchain everyone keeps the same ledger, and each block stores the previous block's hash. Edit a block and a mismatch shows. A 40 second Computer Systems clip from the lesson Emerging Trends: Cloud Computing, Grid Computing and Blockchain.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY27-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-loads-first-when-you-switch-on/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY10-R2.jpgSystem Software: OS, Utilities and DriversWhat loads first when you switch on? The operating system. System software runs the computer itself: the operating system manages everything, utilities maintain it and drivers let devices talk to the OS. A 40 second Computer Systems clip from the lesson Types of Software: System, Utility and Application Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY10-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-makes-a-class-abstract/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP10-R4.jpgAbstract Class in C++: Why Shape s FailsWhat makes a class abstract? At least one pure virtual function. virtual int area() = 0; is a pure virtual function; a class with one is abstract, so Shape s gives a compile error. A 42 second Cyber Safety and Ethics clip from the lesson Polymorphism and Virtual Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP10-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-makes-a-join-an-equi-join/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB13-R3.jpgKeep Only Matching Pairs: Equi-joinWhat makes a join an equi-join? An = condition on the common column. Add a WHERE condition with = on the common column. Aliases like S and H keep the query short. A 41 second Databases and SQL clip from the lesson Working with Two Tables: Cartesian Product, Equi-join and Natural Join.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB13-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-makes-a-method-impure/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV14-R5.jpgPure or Impure Method? One TestWhat makes a method impure? It changes state, like adding money to a balance. A pure method only returns a value and changes nothing. An impure method changes stored data, like a balance. A 39 second Java clip from the lesson User-defined Methods in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV14-R5.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-makes-feedback-constructive/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-03-R1.jpg'Your Poster Is Bad' Is Not FeedbackWhat makes feedback constructive? It names the problem and a fix. Constructive feedback names the flaw and gives a fix, like 'use a bigger font', instead of only judging. A 43 second Employability Skills clip from the lesson Employability Skills III: Writing skills and feedback.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-03-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-makes-the-whole-car-move/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-031-R1.jpgMake a Car Drive and Wheels Spin in SynfigWhat makes the whole car move? Animating the group. Group the car body and wheels and move the group so the car drives. Add a rotate layer above each wheel so it spins. A 41 second Course Topics clip from the lesson Advanced animation using layers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-031-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-manages-the-whole-device/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-16-R1.jpgIs WhatsApp an Operating System?What manages the whole device? The operating system. No. An operating system manages the whole device: Android is an OS, WhatsApp is only an app. A 42 second Employability Skills clip from the lesson Operating systems basics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-16-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-marks-the-end-of-a-c-string/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C11-R1.jpgWhy Does "Riya" Need 5 Boxes in C?What marks the end of a C string? The null character \0. A C string is a char array: boxes 0 to 3 hold R, i, y, a and box 4 holds the null character \0 that marks the end. A 41 second C++ clip from the lesson Strings in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C11-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-mistake-do-beginners-make/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI41-R2.jpgData Science Steps: Problem Before ModelWhat mistake do beginners make? Building the model first. Start with the problem and approach, list and collect data, understand and prepare it, then model, evaluate, deploy. A 39 second Artificial Intelligence clip from the lesson Data Science Methodology.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI41-R2.mp4https://www.youtube.com/embed/2fvNghdbmbA392026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-mode-does-a-class-use-if-none-is-written/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP09-R2.jpgPublic, Protected, Private Inheritance in C++What mode does a class use if none is written? private. The visibility mode decides what a base public member becomes: public mode keeps it public, protected makes it protected, private makes it private. A 41 second Cyber Safety and Ethics clip from the lesson Inheritance: Extending Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP09-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-must-come-before-using-a-variable-in-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C02-R3.jpgDeclaring Variables and #define Constants in CWhat must come before using a variable in C? Declaring it: type, then name. In C, write the type then the name before using a variable; #define gives a constant with no = and no semicolon. A 41 second C clip from the lesson C Tokens, Data Types, Variables and Constants.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C02-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-must-you-do-before-formatting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-021-R1.jpgBold, Italic, Underline: 3 Must-Know ShortcutsWhat must you do before formatting? Select the text. Select the text first. Ctrl+B makes it bold, Ctrl+I makes it italic and Ctrl+U underlines it. The words stay the same. A 39 second Course Topics clip from the lesson Formatting text — case, superscript/subscript, font colour, highlighting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-021-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-must-you-do-in-the-exam-diagram/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY03-R1.jpgDraw the Computer Block Diagram in 30 SecondsWhat must you do in the exam diagram? Label every block with its job. Data enters the input unit, memory stores it, the CPU processes it and the output unit shows the result. A 40 second Computer Systems clip from the lesson Components of a Computer System and the Block Diagram.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY03-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-naming-style-do-python-functions-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY43-R2.jpgIs x a Good Name? PEP 8 Naming in PythonWhat naming style do Python functions use? snake_case: small letters joined by underscores. PEP 8, Python's style guide, says variables and functions use snake_case, classes use CapWords, constants use capitals, with four spaces per indent. A 44 second Python clip from the lesson Organising, Testing and Documenting Python Code.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY43-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-number-do-you-call-if-the-injury-is-serious/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-044-R5.jpgColleague Hurt? Steps to Handle an AccidentWhat number do you call if the injury is serious? 112. If a colleague is hurt: stay calm and check the area is safe, call 112 if serious, give first aid, then report it. A 42 second Course Topics clip from the lesson Prevent accidents and emergencies at the workplace.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-044-R5.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-pairs-with-new-int-n/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP11-R2.jpgnew and delete[] in C++: Memory at Run TimeWhat pairs with new int[n]? delete[]. new makes an array while the program runs, and memory from new int[n] must be freed with delete[], or it leaks. A 40 second Cyber Safety and Ethics clip from the lesson Pointers in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP11-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-prints-for-75/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C05-R2.jpgelse if Ladder in C: A or B for 75 Marks?What prints for 75? A. An else if ladder checks top to bottom and the first true condition wins, so 75 with m ≥ 75 first prints A. A 40 second C clip from the lesson Decision Making in C: if, else if and switch.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C05-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-prints-for-m-20/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C05-R1.jpgif-else in C: Pass or Fail for 20 Marks?What prints for m = 20? Fail. With 20 marks, if (m ≥ 33) is false, so the else part runs and prints Fail. A 44 second C clip from the lesson Decision Making in C: if, else if and switch.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C05-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-problem-does-sharing-solve/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-042-R1.jpgFive Copies of One File? Share a SpreadsheetWhat problem does sharing solve? Many copies with different marks. Instead of five copies, share one Calc file. Everyone edits it, changes are recorded, and a reviewer accepts or rejects them. A 41 second Course Topics clip from the lesson Share and Review a Spreadsheet: sharing, opening and saving a shared spreadsheet, recording changes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-042-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-proof-do-you-get-for-a-bill-payment/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-049-R1.jpgShop and Pay Bills Online: Order vs Transaction NumberWhat proof do you get for a bill payment? A transaction ID. Shopping needs an address and gives an order ID. A bill payment needs a consumer number and gives a transaction ID. A 43 second Course Topics clip from the lesson Online Shopping and Bill payments.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-049-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-runs-first-preprocessor-or-compiler/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C16-R1.jpgWhat Edits Your C Code Before the Compiler?What runs first, preprocessor or compiler? The preprocessor. The preprocessor: it handles lines starting with #, pastes header files, replaces macros and removes comments. A 41 second C++ clip from the lesson The C Preprocessor: Macros and Conditional Compilation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C16-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-sets-the-step-of-a-series/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-028-R2.jpgWhy Did My Copied Formula Change? Fill HandleWhat sets the step of a series? The first two values. When you drag D2 (=B2+C2) down, D3 becomes =B3+C3 and D4 becomes =B4+C4. Formulas follow the row. A 45 second Course Topics clip from the lesson Fill handle — number series and copying formulas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-028-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-shortcut-records-changes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-042-R2.jpgWho Changed This Mark? Record Changes in CalcWhat shortcut records changes? Ctrl+Shift+C. To know who changed a mark, share the file from Tools, save with Ctrl+S and record changes with Ctrl+Shift+C. A 44 second Course Topics clip from the lesson Share and Review a Spreadsheet: sharing, opening and saving a shared spreadsheet, recording changes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-042-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-a-function-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY43-R1.jpgSplit Your Python Program: Functions & ModulesWhat should a function do? One job. Split a long Python program into small functions that each do one job, and save them in a module file you can import. A 40 second Python clip from the lesson Organising, Testing and Documenting Python Code.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY43-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-sq-be/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C16-R3.jpgWhy a Square Macro Prints 11 in CWhat should SQ be? ((x) * (x)). A macro pastes text, so #define SQ(x) x * x turns SQ(2+3) into 2+3*2+3, which is 11; write ((x) * (x)). A 41 second C++ clip from the lesson The C Preprocessor: Macros and Conditional Compilation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C16-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-the-sum-start-at/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP05-R3.jpgSum an Array in C++ with One LoopWhat should the sum start at? 0. Start the sum at 0 and loop over every element: for (int x : a) s += x; adds {4, 6, 5} to 15. A 40 second Cyber Safety and Ethics clip from the lesson Arrays and Strings in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP05-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-you-check-before-clicking-a-result/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT14-R4.jpgThe Top Result Can Be a Fake SiteWhat should you check before clicking a result? The web address, its spelling, and whether it uses HTTPS. Fake websites copy real ones, so read the web address before you click a result, and check for HTTPS and the correct spelling. A 40 second Networks and the Internet clip from the lesson Search Engines and Finding Information Online.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT14-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-you-do-before-forwarding/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI38-R4.jpgForward That AI Photo? Check FirstWhat should you do before forwarding? Check trusted sources. A shocking photo may be a deepfake. Check trusted sources, credit AI in your work, and never share personal data. A 40 second Artificial Intelligence clip from the lesson Large Language Models and the Ethics of Generative AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI38-R4.mp4https://www.youtube.com/embed/mn1JbWSLhUo402026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-you-do-with-spam/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT13-R4.jpgMail Folders and How to Handle SpamWhat should you do with spam? Report it as spam. Never click its links or reply. Mail sits in folders: Inbox for received, Drafts for unsent, Spam for junk, and Trash for deleted. A 42 second Networks and the Internet clip from the lesson Email: Composing, Sending and Managing Messages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT13-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-you-learn-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI04-R3.jpgAI Career Starter Kit: Maths, Python, ChartsWhat should you learn first? Maths and Python. Start an AI career with statistics in maths, Python for coding and charts in a spreadsheet, then build one small project. A 41 second Artificial Intelligence clip from the lesson Careers in AI: Demand, Job Roles, Skills and Industries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI04-R3.mp4https://www.youtube.com/embed/bo_c8EpghH4412026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-you-use-it-for/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI37-R5.jpgCan You Trust Generative AI Fully?What should you use it for? Drafts. No. It saves time but can be wrong, gives ideas but copies bias, and speaks many languages but enables deepfakes. A 41 second Artificial Intelligence clip from the lesson Generative AI: How it Works, Types and Applications.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI37-R5.mp4https://www.youtube.com/embed/fVx71Djiomk412026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-you-write-before-coding-a-project/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV41-R1.jpgChoose a Java Project You Can FinishWhat should you write before coding a project? Its input, its process and its output. Pick a small, real problem you understand, then write down its input, process and output before any code. A 42 second Java clip from the lesson Build a Complete Java Project.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV41-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-you-write-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C09-R2.jpgWhy Did My Recursion Crash? Base Case in CWhat should you write first? The base case. A recursion crashes when there is no base case: stack frames pile up until the stack overflows. A 42 second C clip from the lesson Recursion in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C09-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-should-your-body-language-do/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-02-R2.jpgArms Crossed: Your Body Still SpokeWhat should your body language do? Match your words. Non-verbal communication sends a message through eyes, posture, gestures and tone, and visuals do it with signs and charts. A 42 second Employability Skills clip from the lesson Employability Skills III: Verbal, non-verbal and visual communication.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-02-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-stays-the-same-in-each-letter/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-024-R1.jpgMail Merge: 500 Letters Without RetypingWhat stays the same in each letter? The message. Mail merge joins one common letter with a list of names, so each person gets a letter with their own name. A 39 second Course Topics clip from the lesson Mail merge — main document, data source, merging and printing letters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-024-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-stops-the-whole-program/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV10-R5.jpgbreak or System.exit(0)?What stops the whole program? System.exit(0). break leaves only the switch, while System.exit(0) ends the whole program at once. The 0 means a normal end. A 40 second Java clip from the lesson Conditional Constructs: if, if-else-if and switch.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV10-R5.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-two-things-does-fopen-need/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C15-R1.jpgfopen and fclose in C: 3 File StepsWhat two things does fopen need? A file name and a mode. To save data in C, declare a FILE pointer, open with fopen using a name and mode, then close with fclose. A 43 second C++ clip from the lesson File Handling in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C15-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-two-things-matter-most-on-a-slide/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-031-R1.jpgWhy Are Some Slides Boring? Effective PresentationWhat two things matter most on a slide? Keep it clear and short, and make it easy to read. An effective presentation has one clear purpose, short points, big fonts and one design throughout. A 41 second Course Topics clip from the lesson Concept, elements and characteristics of an effective presentation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-031-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-two-words-make-up-modem/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT06-R1.jpgModem vs NIC: Convert or Connect?What two words make up modem? Modulator and demodulator. Modem is short for modulator and demodulator. It converts digital data to an analog signal and back. A 42 second Networks and the Internet clip from the lesson Network Devices: Modem, Hub, Switch, Router, Gateway and More.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT06-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-type-does-input-return/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY04-R1.jpg15 + 15 = 1515 in Python? The input() trapWhat type does input() return? Always a string. input() always returns a string in Python, so + joins the text; convert with int() or float(). A 40 second Python clip from the lesson Input, Output and Type Conversion.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY04-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-type-is-10-2/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY03-R5.jpg10 / 2 in Python: int or float?What type is 10 / 2? float. Use type() to inspect a value in Python. 10 / 2 gives a float (5.0), and "5" in quotes is a str. A 42 second Python clip from the lesson Variables, Assignment and Data Types in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY03-R5.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-type-is-a-photo/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI39-R2.jpg3 Types of Big Data with ExamplesWhat type is a photo? Unstructured. Structured is a marks table, semi-structured is JSON or email, and unstructured is a photo or video. A 39 second Artificial Intelligence clip from the lesson Big Data: Types, Characteristics, Advantages and Disadvantages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI39-R2.mp4https://www.youtube.com/embed/gwq6Am4bKXo392026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-usually-causes-a-trip/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-044-R4.jpgTop Office Accidents: Trip, Slip, Strain, ShockWhat usually causes a trip? Cables and clutter in walkways. Four common office accidents: trips over cables, slips on wet floors, strains from bad lifting, shocks from faulty wires. A 43 second Course Topics clip from the lesson Prevent accidents and emergencies at the workplace.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-044-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-values-can-a-boolean-variable-hold/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY21-R1.jpgWhy 1 + 1 = 1 in Boolean AlgebraWhat values can a Boolean variable hold? Only 0 or 1. Boolean variables are only 0 or 1, and + means OR, not addition. So 1 + 1 = 1. A 43 second Computer Systems clip from the lesson Boolean Algebra: Laws and Theorems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY21-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-was-arpanet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT01-R2.jpgARPANET to Internet: The TimelineWhat was ARPANET? The first such network, built by the research agency of the US defence department, in 1969. ARPANET linked four computers in 1969, NSFNET joined universities in 1986, and India got public Internet access in 1995. A 43 second Networks and the Internet clip from the lesson What is a Computer Network? Evolution from ARPANET to the Internet.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT01-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/what-weights-does-a-network-start-with/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI35-R3.jpgHow a Neural Network Learns: BackpropagationWhat weights does a network start with? Random weights. Data flows forward to a prediction, it is compared with the right answer, and backpropagation adjusts the weights. A 41 second Artificial Intelligence clip from the lesson Neural Networks: Parts, Working and Types.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI35-R3.mp4https://www.youtube.com/embed/UXXPZY_FiB0412026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-do-we-deploy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI05-R4.jpgDeployment in the AI Project CycleWhen do we deploy? Only after testing passes. Deployment comes after evaluation passes: the model goes into real use and we keep monitoring it. A 40 second Artificial Intelligence clip from the lesson The AI Project Cycle.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI05-R4.mp4https://www.youtube.com/embed/0yHd05mYtKs402026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-do-we-fill-the-canvas/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI06-R1.jpg4Ws Canvas Example: Long Canteen QueueWhen do we fill the canvas? Before collecting any data. The 4Ws canvas for a canteen queue: Who is students, What is a 15-minute queue, Where is one counter, Why is time to eat. A 48 second Artificial Intelligence clip from the lesson Problem Scoping: the 4Ws Canvas and 5W1H.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI06-R1.mp4https://www.youtube.com/embed/lo4YTD3fUfw482026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-do-you-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C14-R2.jpgDot or Arrow? Accessing struct Members in CWhen do you use -›? With a pointer to a structure. Use a dot with a structure variable (s.marks), an arrow with a pointer (p-›marks), and index then dot with an array (c[1].roll). A 40 second C++ clip from the lesson Structures, Unions, Enumerations and typedef.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C14-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-does-an-and-gate-give-1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY19-R1.jpgAND, OR, NOT Gates Explained with SwitchesWhen does an AND gate give 1? Only when all inputs are 1. AND is like switches in series (both on), OR is like switches in parallel (any one on), and NOT flips the input. A 44 second Computer Systems clip from the lesson Logic Gates and Truth Tables.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY19-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-does-nand-give-0/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY20-R1.jpgNAND and NOR: Why They Are Universal GatesWhen does NAND give 0? Only when all inputs are 1. NAND and NOR are universal gates: each can build AND, OR and NOT, so each can build any circuit. A 41 second Computer Systems clip from the lesson Universal Gates and Combined Logic Circuits: NAND, NOR, XOR.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY20-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-does-the-inner-if-run/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY07-R3.jpgNested if in Python: an if inside an ifWhen does the inner if run? Only if the outer condition is True. Nested if in Python: the inner if runs only when the outer condition is True, with a deeper indent. A 42 second Python clip from the lesson Decision Making: if, if-else and if-elif-else.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY07-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-is-a-record-saved/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB15-R4.jpgAdd, Edit and Delete Records in BaseWhen is a record saved? When you move to another row. Double-click the table, type values and press Tab. Click a cell to edit it. To remove a row, right-click the row selector and choose Delete Rows. A 41 second Databases and SQL clip from the lesson Database Tool Basics: Creating a Database, Tables, Fields and Records in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB15-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-is-code-kept-or-dropped/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C16-R4.jpgConditional Compilation in C: #ifdef and #ifWhen is code kept or dropped? Before compiling. #ifdef keeps code when a name is defined, #if keeps code when a condition is true, and #endif closes the block. A 43 second C++ clip from the lesson The C Preprocessor: Macros and Conditional Compilation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C16-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-is-the-condition-checked/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY09-R1.jpgWhy won't my while loop stop?When is the condition checked? Every round. Avoid infinite while loops in Python: the condition is checked every round, so change the variable inside. A 38 second Python clip from the lesson while Loop, break and continue.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY09-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-is-the-inner-if-checked/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV10-R2.jpgAn if Inside an if? Nested ifWhen is the inner if checked? Only when the outer condition is true. A nested if sits inside another if, so the inner condition is checked only when the outer one is true. A 40 second Java clip from the lesson Conditional Constructs: if, if-else-if and switch.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV10-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-should-you-drop-a-whole-column/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY41-R4.jpgDrop or Fill? How to DecideWhen should you drop a whole column? When it is mostly empty, so it carries little information. Drop the rows when only a few are affected, drop the column when it is mostly empty, and otherwise fill the gaps sensibly. A 43 second Python clip from the lesson Handling Missing Values in Pandas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY41-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-should-you-use-a-loop-instead/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY36-R4.jpgIs a One-Line List Always Better? NoWhen should you use a loop instead? With three or more for parts, many conditions, only printing, or many steps per item. A list comprehension is not always better. Use a loop with three or more for parts, many conditions, only printing, or many steps per item. A 41 second Python clip from the lesson List Comprehensions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY36-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-should-you-use-def-instead-of-lambda/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY37-R4.jpgLambda or def? When to Choose defWhen should you use def instead of lambda? When logic needs many lines, loops or error handling, a reusable name, or testing. Use lambda for tiny one-time jobs. Choose def when logic needs many lines, loops or error handling, a reusable name, or tests. A 41 second Python clip from the lesson Lambda Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY37-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-should-you-use-rules/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI09-R3.jpgRules or Learning? When Each One FailsWhen should you use rules? When the problem is clear and fixed. Rules work for clear, fixed rules but fail on new cases. Learning handles complex patterns but fails with little data. A 40 second Artificial Intelligence clip from the lesson Modelling: Rule-based vs Learning-based AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI09-R3.mp4https://www.youtube.com/embed/Yh-87tOyFzs402026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/when-was-the-it-act-passed/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC10-R1.jpgWhy India Needed the IT Act, 2000When was the IT Act passed? In 2000, and amended in 2008. Old laws were written for paper. The IT Act, 2000 made electronic records and digital signatures legal, and set punishments for hacking. A 40 second Computer Science clip from the lesson The IT Act and Cyber Law in India.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC10-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-are-registers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY07-R4.jpgFaster Than RAM? Cache and RegistersWhere are registers? Inside the CPU. Two things are faster than RAM: registers inside the CPU and cache between the CPU and RAM; speed falls as size grows. A 48 second Computer Systems clip from the lesson Primary Memory: RAM, ROM and Cache.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY07-R4.mp4482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-did-the-paise-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV06-R2.jpg99.99 Became 99. Why?Where did the paise go? The int cast cut off the decimal part, so 99.99 became 99. double to int needs a cast, and the cast cuts off the decimal instead of rounding, so (int) 99.99 gives 99. A 38 second Java clip from the lesson Type Conversion in Java: Implicit and Explicit Casting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV06-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-aggregates-belong/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB12-R3.jpgWhy WHERE COUNT(*) Gives an ErrorWhere do aggregates belong? In HAVING, not WHERE. WHERE filters rows before grouping and cannot use aggregates. HAVING filters groups after grouping and can. A 36 second Databases and SQL clip from the lesson GROUP BY and HAVING.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB12-R3.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-attributes-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-006-R1.jpgHTML Font Tag: Change Text ColourWhere do attributes go? Inside the opening tag. Use the font tag to change text style in old HTML. Attributes go inside the opening tag, and you close it with ‹/font›. A 38 second Course Topics clip from the lesson Font tags (attributes: face, size, color)..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-006-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-class-10-students-meet-these-topics/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT15-R4.jpgAre HTML and XML in Your Exam? YesWhere do Class 10 students meet these topics? In the networking unit and in the HTML unit of Computer Applications. CBSE Class 10 Computer Applications covers these in networking and in a full HTML unit. Class 12 Computer Science covers them too. A 42 second Networks and the Internet clip from the lesson Introduction to Web Services: HTML, XML and Web Technologies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT15-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-import-statements-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV35-R3.jpgFix cannot find symbol Scanner in JavaWhere do import statements go? At the top of the file, before the class. The error cannot find symbol Scanner means the import is missing. Add import java.util.Scanner; above the class. A 39 second Java clip from the lesson Packages and Library Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV35-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-slide-objects-come-from/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-025-R1.jpgInsert Tab: Text Box, Picture, Table, VideoWhere do slide objects come from? The Insert tab. Use the Insert tab to add objects to a slide: Text Box for text, Pictures for a photo, Table for a table, Video for a clip. A 43 second Course Topics clip from the lesson Adding text, graphics and objects.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-025-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-th-and-td-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-008-R1.jpgHTML Table Tags: table, tr, th and tdWhere do th and td go? Inside a tr. table holds everything, tr makes a row, th is a heading cell and td is a data cell. Cells go inside a tr. A 41 second Course Topics clip from the lesson Create a table using the tags: table, tr, th, td, rowspan, colspan.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-008-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-the-headings-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-009-R1.jpgMail Merge Copies Wrong? Check Your Data SourceWhere do the headings go? Row 1. Wrong names in a merge often start in the data source. Put headings in row 1, leave no blank rows, one detail per cell. A 40 second Course Topics clip from the lesson Creating a data source.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-009-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-waiting-calls-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV29-R1.jpgWhere Do Recursive Calls Wait?Where do waiting calls go? Onto the call stack, one frame per call. Every call is pushed onto the call stack as a frame. Only the top call runs, and each finished call pops off so the one below continues. A 44 second Java clip from the lesson Recursion in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV29-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-change-the-time-zone/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY13-R3.jpgWhere Is Brightness? Control Panel and SettingsWhere do you change the time zone? In Date and time settings. System settings live in the Control Panel, the classic place, and the newer Settings app: display, network and accounts. A 42 second Computer Systems clip from the lesson Using the Desktop: Files, Folders, Settings and Installing Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY13-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-create-a-relationship/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB16-R3.jpgHow to Link Two Tables in LibreOffice BaseWhere do you create a relationship? Tools › Relationships. In Base, choose Tools › Relationships, add both tables, and drag the key onto the matching field. A 41 second Databases and SQL clip from the lesson Relationships Between Tables in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB16-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-edit-the-master-slide/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-034-R1.jpgLogo on 30 Slides? Use the Master SlideWhere do you edit the master slide? View menu, Master Slide. Do not paste a logo 30 times. Put it on the master slide, which sets the look of all slides. A 41 second Course Topics clip from the lesson Slide masters and adding slide transitions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-034-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-put-a-watermark/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-004-R2.jpgSlide Numbers, Watermark, Background: Where?Where do you put a watermark? On the slide master. Background is in Format Background, a watermark goes on the slide master, and slide numbers are in Header and Footer. Then click Apply to All. A 39 second Course Topics clip from the lesson Edit and format a slide: add titles, subtitles, text, background, and watermark, headers and footers, and slide numbers..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-004-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-run-the-pip-command/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY28-R1.jpgFix: No Module Named mysqlWhere do you run the pip command? In the command prompt or terminal, not inside Python. The connector is not installed. In the terminal run pip install mysql-connector-python, then write import mysql.connector in your program. A 43 second Python clip from the lesson Connecting Python with MySQL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY28-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-see-the-file-name/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-002-R1.jpgWord Screen Parts: Title Bar, Ribbon, Status BarWhere do you see the file name? On the title bar. Four main Word screen parts: title bar (file name), Ribbon (commands), document area (typing) and status bar (page and words). A 44 second Course Topics clip from the lesson Word screen layout.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-002-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-set-fps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-024-R1.jpgSet the Synfig Canvas Before You DrawWhere do you set fps? In the Time tab of Canvas Properties. Open Canvas Properties first: set width and height, then fps and end time. 24 fps for 5 seconds needs 120 frames. A 40 second Course Topics clip from the lesson Setting up the workspace and canvas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-024-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-set-the-accumulator/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY08-R4.jpgSum and count in one loop: accumulator patternWhere do you set the accumulator? Before the loop. The accumulator pattern in Python: set to 0 before the loop, update inside, print after. A 41 second Python clip from the lesson for Loop and range().https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY08-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-start-adding-binary-numbers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY15-R1.jpgBinary Addition with Carries: Is 1 + 1 = 10?Where do you start adding binary numbers? From the rightmost column. Yes. In binary, 1 + 1 is 10: write 0 and carry 1. And 1 + 1 + 1 is 1 carry 1. A 40 second Computer Systems clip from the lesson Binary Arithmetic: Addition, Overflow, Two's Complement and Shifts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY15-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-start/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB17-R1.jpgCreate a Query With the Wizard | BaseWhere do you start? Queries, then Use Wizard to Create Query. The Query Wizard builds a query step by step: pick table and fields, sort, add a condition, name it, Finish. A 41 second Databases and SQL clip from the lesson Queries in Base: Design View, Criteria and Sorting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB17-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-do-you-type/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-018-R1.jpgWord Processor Window Parts: Title Bar to Status BarWhere do you type? In the work area. The title bar shows the file name, toolbars hold buttons, you type in the work area, and the status bar counts pages. A 44 second Course Topics clip from the lesson Introduction to word processing and word processor window parts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-018-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-a-c-program-start-running/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C01-R2.jpg3 Parts of Every C Program: Header, main, StatementsWhere does a C program start running? At main. Every C program has a header (#include), the main function where running starts, and statements ending in a semicolon. A 41 second C clip from the lesson Introduction to C: Structure and Life Cycle of a C Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C01-R2.mp4https://www.youtube.com/embed/0bruC578yuM412026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-a-centroid-move/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI26-R2.jpgHow k-Means Moves Its CentroidsWhere does a centroid move? To the mean of its points. With marks 20 to 90 and k = 2, centroids move from 25 and 30, to 22.5 and 67.5, then to 25 and 80. A 39 second Artificial Intelligence clip from the lesson Clustering and the k-Means Algorithm.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI26-R2.mp4https://www.youtube.com/embed/yWipHbuc7Z4392026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-a-docstring-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY43-R3.jpgDocstring vs Comment in PythonWhere does a docstring go? As the first line inside the function. A Python docstring, in triple quotes as the first line of a function, says what it does and is kept in __doc__. A hash comment says why. A 39 second Python clip from the lesson Organising, Testing and Documenting Python Code.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY43-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-a-local-variable-live/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C08-R1.jpgLocal vs Global Variable with Same Name in CWhere does a local variable live? Inside its block only. When a global and a local variable share a name, the nearest one wins, so the local n = 2 is printed. A 41 second C clip from the lesson Scope, Lifetime and Storage Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C08-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-a-new-row-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-049-R1.jpgAdd a Row Mid-List in Excel: Ctrl+PlusWhere does a new row go? Above the selected row. Select the whole row, press Ctrl+Plus, and a new row appears above. Ctrl+Minus deletes and closes the gap. A 46 second Course Topics clip from the lesson Inserting and deleting rows and columns.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-049-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-ai-bias-come-from/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI14-R2.jpg3 Sources of AI Bias: Data, Design, DeploymentWhere does AI bias come from? Data, design and deployment. Data can miss some groups, design can pick unfair inputs, and deployment can use AI in the wrong place. A 36 second Artificial Intelligence clip from the lesson Bias in AI: Sources, Awareness and Mitigation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI14-R2.mp4https://www.youtube.com/embed/ujkUTjT4rfM362026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-an-enum-start/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP06-R3.jpgenum in C++: Why Wednesday Is 2Where does an enum start? 0. A C++ enum names whole number constants: the first name gets 0 and each next one adds 1, so WED is 2. A 40 second Cyber Safety and Ethics clip from the lesson Structures, Typedef and Enumerated Data Types in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP06-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-ctrl-m-put-the-new-slide/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-012-R1.jpgAdd a New Slide Fast: Ctrl+M in ImpressWhere does Ctrl+M put the new slide? After the current slide. In LibreOffice Impress, Ctrl+M adds a new slide after the current one. Duplicate, delete and drag to manage slides. A 42 second Course Topics clip from the lesson Creating slides.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-012-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-enum-counting-start/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C14-R4.jpgenum in C: Why the Third Name Is 2Where does enum counting start? 0. An enum names whole number constants starting at 0, so in enum d { MON, TUE, WED } WED prints 2; typedef renames a type. A 41 second C++ clip from the lesson Structures, Unions, Enumerations and typedef.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C14-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-form-data-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB18-R1.jpgWhy Use a Form for Data Entry? | BaseWhere does form data go? Into the table. A form shows one record at a time with a label beside each box, and what you type is saved into the table. A 42 second Databases and SQL clip from the lesson Forms and Reports in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB18-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-i-start/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C10-R2.jpgSum and Search an Array in C with a LoopWhere does i start? At 0. Loop i from 0 to size - 1 and add m[i] to a total; to search, compare m[i] instead. A 40 second C++ clip from the lesson Arrays in C: One and Two Dimensional.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C10-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-indexing-start/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV20-R2.jpgRead Any Part of a Word in JavaWhere does indexing start? At 0, so charAt(2) is the third character. On "banana": length() is 6, charAt(2) is 'n', indexOf('a') is 1, and substring(1,4) is "ana" because the end index is excluded. A 43 second Java clip from the lesson The String Class and String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV20-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-linear-search-start/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY15-R2.jpgLinear Search: Check One by OneWhere does linear search start? At index 0. Linear search starts at index 0 and checks each element in turn, stopping at the first match. A 41 second Python clip from the lesson List Programs: Maximum, Minimum, Mean, Linear Search and Frequency.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY15-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-the-body-text-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-051-R2.jpgSmallest LaTeX File: begin and end documentWhere does the body text go? Between \begin{document} and \end{document}. Every LaTeX file needs a document class, and the body sits between \begin{document} and \end{document}. Compile to get a PDF. A 41 second Course Topics clip from the lesson Publishing Documents using LaTeX.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-051-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-the-data-live-in-procedure-style/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV02-R1.jpgProcedure vs Object Oriented: same problem, two waysWhere does the data live in procedure style? In loose variables, passed into functions. Procedure oriented vs object oriented programming, shown with the same wallet problem solved both ways. A 39 second Java clip from the lesson Principles of Object Oriented Programming.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV02-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-the-initialisation-go-in-a-while-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV43-R1.jpgTurn a for Loop Into a while LoopWhere does the initialisation go in a while loop? Above the loop. Move the start value above the loop, keep the condition in the brackets, and put the update at the end of the body. A 37 second Java clip from the lesson Converting Between for, while and do-while, and Finite vs Infinite Loops.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV43-R1.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-the-price-come-from/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY05-R3.jpgDoes a Barcode Store the Price? NoWhere does the price come from? The computer looks it up in its database. A barcode gives only a product code and the computer looks up the price; a QR code holds links or payment details. A 42 second Computer Systems clip from the lesson Input Devices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY05-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-the-unnamed-0-column-come-from/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY32-R2.jpgFix the Unnamed: 0 Column in PandasWhere does the Unnamed: 0 column come from? The index that to_csv saved as a first column. to_csv() writes the index as an extra column by default, so reading the file back shows a column called Unnamed: 0. A 43 second Python clip from the lesson Importing and Exporting CSV with Pandas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY32-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-does-your-school-store-marks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB01-R4.jpgDatabases All Around YouWhere does your school store marks? In a database. Your school stores students, marks and fees in a database. Indian Railways stores seats and PNR numbers, so one seat is never sold twice. A 39 second Databases and SQL clip from the lesson Why Databases: Data, Information and the DBMS.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB01-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-distinct-written/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB07-R4.jpgRepeated Cities? Use DISTINCT and ASWhere is DISTINCT written? Right after SELECT. DISTINCT removes repeated values from the output and AS gives a column a new heading. The table itself does not change. A 39 second Databases and SQL clip from the lesson SQL SELECT: Choosing Rows and Columns with WHERE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB07-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-encrypt-with-password/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-005-R1.jpgHow to Lock a Word File with a PasswordWhere is Encrypt with Password? File, Info, Protect Document. To lock a Word file: File, Info, Protect Document, Encrypt with Password, type it twice, then save. A 40 second Course Topics clip from the lesson Protecting and finding documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-005-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-test-and-score/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI42-R3.jpgOrange Widget Categories: Where Is Each Widget?Where is Test and Score? In Evaluate. Widgets sit in the toolbox by category: Data has File, Visualize has Scatter Plot, Model has Tree and kNN, Evaluate has Test and Score. A 42 second Artificial Intelligence clip from the lesson No-code AI with Orange Data Mining.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI42-R3.mp4https://www.youtube.com/embed/26BdZa7eNJ8422026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-the-fill-handle/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-028-R1.jpgFill Handle: Roll Numbers 1 to 40 in One DragWhere is the fill handle? At the bottom-right corner of the selected cell. Type the first value, then drag the fill handle, the tiny square at the bottom-right of the cell, down or across. A 41 second Course Topics clip from the lesson Fill handle — number series and copying formulas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-028-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-the-footer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-035-R1.jpgNever Type Page Numbers by HandWhere is the footer? In the bottom margin of every page. Headers repeat at the top, footers at the bottom, and page numbers inserted from Insert, Page Number update themselves. A 42 second Course Topics clip from the lesson Headers, footers and page numbers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-035-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-the-last-of-five-scores/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP05-R1.jpg1D and 2D Arrays in C++: Why Index Starts at 0Where is the last of five scores? Index 4. C++ array indexes run from 0 to size - 1, so r[1] is the second value; a 2D array uses [row][column]. A 42 second Cyber Safety and Ethics clip from the lesson Arrays and Strings in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP05-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-the-semicolon-needed/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C14-R1.jpgWhy Your C struct Will Not Compile: SemicolonWhere is the semicolon needed? After the closing bracket. A C structure needs a semicolon after its closing bracket, and initial values fill the members in order. A 41 second C++ clip from the lesson Structures, Unions, Enumerations and typedef.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C14-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-the-slides-pane-in-impress/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-032-R2.jpgParts of the Impress Window: Slides Pane, WorkspaceWhere is the slides pane in Impress? On the left. In Impress, the slides pane is on the left, the workspace is in the centre and the sidebar is on the right. A 40 second Course Topics clip from the lesson Introduction to presentation software (Impress); parts of the presentation window.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-032-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-the-widget-catalogue/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI49-R3.jpgOrange's Default Widget Catalogue in 40 SecondsWhere is the widget catalogue? In the left panel of Orange. The default Orange catalogue in the left panel groups widgets, and each group has its own colour. A 43 second Artificial Intelligence clip from the lesson Orange Data Mining: Components and the Widget Catalogue.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI49-R3.mp4https://www.youtube.com/embed/6xbfbunkaB0432026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-is-virtual-written/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP10-R3.jpgCircle Printed Shape? Fix It with virtual in C++Where is virtual written? In the base class. Write virtual in the base class, call through a base pointer, and the real object decides, so Circle draw() runs. A 40 second Cyber Safety and Ethics clip from the lesson Polymorphism and Virtual Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP10-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/where-should-the-screen-be/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-015-R2.jpgTyping Posture: Sit Right, Avoid Back PainWhere should the screen be? At or slightly below eye level. Typing ergonomics: sit straight with feet flat, keep wrists straight, screen at eye level, and rest your eyes every 20 minutes. A 45 second Course Topics clip from the lesson Typing and deleting text; typing ergonomics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-015-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-address-does-a-router-read/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT06-R3.jpgRepeater, Router or Gateway? The DifferenceWhich address does a router read? The IP address on each packet. A repeater rebuilds a weak signal, a router joins different networks using IP addresses, and a gateway translates between different protocols. A 43 second Networks and the Internet clip from the lesson Network Devices: Modem, Hub, Switch, Router, Gateway and More.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT06-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-area-is-a-upi-payment/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-012-R1.jpgWhere Do You Use IT Every Day?Which area is a UPI payment? Everyday life. UPI payments are everyday life, book catalogues are library use, e-learning is education and billing software is business. A 43 second Course Topics clip from the lesson Applications of IT in home computing, everyday life, library, workplace, education, entertainment, communication, business.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-012-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-box-hides-addresses/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-08-R2.jpgCC or BCC? One Wrong Box Leaks AddressesWhich box hides addresses? BCC. To is the main reader, everyone can see the names in CC, and names in BCC stay hidden. A 42 second Employability Skills clip from the lesson Employability Skills III: Internet, web browsing and email basics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-08-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-button-answers-only-the-sender/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT13-R2.jpgReply, Reply All or Forward: Which Button?Which button answers only the sender? Reply. Reply answers only the sender, Reply all answers everyone in To and CC, and Forward sends the mail and its attachments to someone new. A 41 second Networks and the Internet clip from the lesson Email: Composing, Sending and Managing Messages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT13-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-button-fills-every-label/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-010-R1.jpgOnly One Label Filled? Click Update LabelsWhich button fills every label? Update Labels. If only the first label is filled in a label merge, you missed Update Labels. It copies the first label to all labels. A 42 second Course Topics clip from the lesson Creating mailing labels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-010-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-cable-is-the-fastest/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT03-R1.jpgTwisted Pair, Coaxial or Fibre Optic?Which cable is the fastest? Fibre optic, because it carries data as pulses of light. Twisted pair is cheap copper for short links, coaxial is shielded copper used for cable TV, and fibre optic carries light and is the fastest. A 43 second Networks and the Internet clip from the lesson Transmission Media: Wired and Wireless.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT03-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-call-changes-x-and-y/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C07-R3.jpgWhy swap Does Not Swap: Value vs ReferenceWhich call changes x and y? swap(&x, &y). swap(x, y) gets copies so nothing changes; swap(&x, &y) gets addresses and changes the originals. A 43 second C clip from the lesson Functions in C: Call by Value and Call by Reference.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C07-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-chart-for-monthly-sales-comparison/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-021-R1.jpgPie or Line Chart? Pick the Right OneWhich chart for monthly sales comparison? Column or bar. Compare items with a column or bar chart, show a trend with a line chart, show shares of a whole with a pie chart. A 43 second Course Topics clip from the lesson Types of charts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-021-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-chart-shows-a-trend/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-030-R2.jpgPie, Line or Column Chart? Pick the Right OneWhich chart shows a trend? A line chart. Column charts compare, line charts show trends and pie charts show parts of a whole. To insert: select data, then Insert, Chart. A 44 second Course Topics clip from the lesson Charts — importance, types, creating and inserting charts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-030-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-chart-shows-change-over-time/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI08-R2.jpgBar, Line or Pie Chart? Pick by the QuestionWhich chart shows change over time? A line chart. The question picks the chart: bar charts compare groups, line charts show change over time, pie charts show parts of a whole. A 38 second Artificial Intelligence clip from the lesson Data Exploration and Visualisation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI08-R2.mp4https://www.youtube.com/embed/iUUCelTrOJM382026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-chart-shows-the-spread-of-marks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI48-R3.jpgWhich Chart Shows the Spread of Marks?Which chart shows the spread of marks? A histogram. Categories use bars, time uses a line, two values use a scatter plot, and spread uses a histogram. A 42 second Artificial Intelligence clip from the lesson Data Storytelling: Turning Data into a Story.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI48-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-chart-suits-monthly-rainfall/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY33-R5.jpgWhich Chart for Rainfall? Pick the Right ChartWhich chart suits monthly rainfall? A line plot, because rainfall changes over time. Choose a chart by the question: a line plot for change over time, bars for named groups, a histogram for spread, a pie for parts of a whole. A 41 second Python clip from the lesson Data Visualisation with Matplotlib.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY33-R5.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-check-would-stop-age-150/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-008-R1.jpgAge 150 Accepted? Validation and VerificationWhich check would stop age 150? A validation range check. Validation asks: is it sensible? Verification asks: was it copied right? Range checks validate; double entry verifies. A 45 second Course Topics clip from the lesson Validation and verification checks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-008-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-circuit-is-the-opposite-of-an-encoder/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY23-R4.jpgEncoder vs Decoder vs Multiplexer (MUX)Which circuit is the opposite of an encoder? A decoder. An encoder turns one active line into a code, a decoder turns a code into one line, and a MUX selects one input. A 43 second Computer Systems clip from the lesson Adders and Combinational Circuits: Half Adder and Full Adder.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY23-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-class-11-topics-return-in-class-12/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV00-R4.jpgRevise These Java Topics FirstWhich Class 11 topics return in Class 12? Prefix and postfix tracing, loops, String methods, and array search and sorting. Short on time? Revise prefix and postfix tracing, loops on digits and series, String methods, and array search and sorting first. A 45 second Java clip from the lesson ISC Class XI Java Revision in One Go.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV00-R4.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-class-groups-controls-together/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV38-R3.jpgJPanel, JTable and JOptionPane in JavaWhich class groups controls together? JPanel, because it is a container. JPanel is a container that groups controls in a box, JTable shows data in rows and columns, and JOptionPane pops up a message or input box. A 39 second Java clip from the lesson GUI Applications in NetBeans: JFrame, JPanel, JTable and JOptionPane.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV38-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-comes-first-in-an-address/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-042-R1.jpgIs It 5C or C5? Cell Address OrderWhich comes first in an address? The column letter. A cell address puts the column letter first and the row number second, so it is C5, never 5C. A 42 second Course Topics clip from the lesson Workbooks, worksheets, rows, columns and cells.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-042-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-comes-first-reuse-or-recycle/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC11-R3.jpgRecycle First? Wrong OrderWhich comes first, reuse or recycle? Reuse. The order is reduce, then reuse, then recycle. Buy less, repair or donate, and recycle last at a registered recycler. A 41 second Computer Science clip from the lesson E-waste: Hazards, Management and Responsible Disposal.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC11-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-comes-first-row-or-column/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C10-R3.jpg2D Arrays in C: Rows and ColumnsWhich comes first, row or column? Row. A 2D array has rows and columns and is read as t[row][column], with both indexes starting at 0. A 43 second C++ clip from the lesson Arrays in C: One and Two Dimensional.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C10-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-command-makes-bold-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-052-R1.jpgKey LaTeX Commands: Bold, Maths, HeadingsWhich command makes bold text? \textbf. \textbf makes bold, dollar signs hold maths, \chapter and \section make headings, and \tableofcontents lists them. A 47 second Course Topics clip from the lesson Text/paragraph formatting, mathematical typesetting, chapters, sections and table of contents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-052-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-constructor-runs-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP09-R4.jpgBase or Derived: Whose Constructor Runs First?Which constructor runs first? The base one. For B derived from A, the A constructor runs first, then B; at the end ~B runs, and ~A runs last. A 43 second Cyber Safety and Ethics clip from the lesson Inheritance: Extending Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP09-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-contains-which/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV01-R3.jpgJDK, JRE or JVM? Cleared in 45sWhich contains which? The JDK contains the JRE, and the JRE contains the JVM. The JVM runs bytecode, the JRE adds the libraries, and the JDK adds the compiler. The JDK contains the JRE, which contains the JVM. A 47 second Java clip from the lesson Introduction to Java: Features, JVM, Bytecode and Your First Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV01-R3.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-cookie-survives-closing-the-browser/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT12-R3.jpgSession vs Persistent CookiesWhich cookie survives closing the browser? A persistent cookie, until its expiry date. A session cookie is held in memory and deleted when the browser closes. A persistent cookie is saved on the disk until its expiry date. A 38 second Networks and the Internet clip from the lesson Web Browsers, Cookies, Add-ons and Plug-ins.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT12-R3.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-count-counts-rows/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB11-R2.jpgCOUNT(*) 5 but COUNT(marks) 4?Which COUNT counts rows? COUNT(*). COUNT(*) counts every row. COUNT(column) skips NULL values, so a row with no marks is not counted. A 38 second Databases and SQL clip from the lesson Aggregate Functions: COUNT, SUM, AVG, MAX and MIN.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB11-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-device-gives-sound/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY05-R2.jpg5 Input Devices and the Data They SendWhich device gives sound? The microphone. Keyboard gives text, mouse gives pointing, scanner and webcam give images and a microphone gives sound. A 37 second Computer Systems clip from the lesson Input Devices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY05-R2.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-device-sends-data-to-all-ports/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT06-R2.jpgHub vs Switch: Who Shouts to Everyone?Which device sends data to all ports? A hub, because it does not know who the data is for. A hub copies every packet to all its ports, so everyone gets it. A switch learns MAC addresses and sends it only to the right port. A 40 second Networks and the Internet clip from the lesson Network Devices: Modem, Hub, Switch, Router, Gateway and More.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT06-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-dictionary-method-avoids-a-keyerror/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY17-R4.jpgToo Many Dictionary Methods? Sort Them by JobWhich dictionary method avoids a KeyError? get(). Python dictionary tools by job: get, keys, values, items read; update, setdefault add or change; del, pop, popitem, clear delete. A 42 second Python clip from the lesson Dictionaries: Key-Value Pairs, Methods and Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY17-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-document-holds-the-list/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-008-R1.jpgMail Merge: The Three DocumentsWhich document holds the list? The data source. Mail merge uses three documents: main (fixed text), data source (each person's details) and merged (final copies). A 44 second Course Topics clip from the lesson Types of documents in mail merge.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-008-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-error-lets-nothing-run/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY06-R1.jpgSyntax, run-time or logical error? Name itWhich error lets nothing run? A syntax error. The three kinds of Python error, with one broken program each: syntax, run-time and logical. A 41 second Python clip from the lesson Errors in Python: Syntax, Logical and Run-time Errors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY06-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-file-does-compiling-make/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C01-R3.jpgEdit, Compile, Link, Run: How C Code RunsWhich file does compiling make? The object file, hello.o. C code runs in four steps: edit makes hello.c, compile makes hello.o, link adds library code, run shows output. A 44 second C clip from the lesson Introduction to C: Structure and Life Cycle of a C Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C01-R3.mp4https://www.youtube.com/embed/m9y1gUTS4Jc442026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-file-extension-does-base-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB15-R1.jpgStart Your First Database in BaseWhich file extension does Base use? .odb. Choose File, New, Database, select Create a new database, click Finish, then name and save the file. One .odb file holds everything. A 42 second Databases and SQL clip from the lesson Database Tool Basics: Creating a Database, Tables, Fields and Records in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB15-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-file-holds-the-fixed-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-038-R1.jpgTwo Files, 200 Letters: Mail MergeWhich file holds the fixed text? The main document. Mail merge needs two files: a main document with the same text and a data source with the changing details. One copy per record. A 42 second Course Topics clip from the lesson Main document and data source.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-038-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-format-keeps-007/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-017-R1.jpgWhy 007 Becomes 7 in ExcelWhich format keeps 007? Text. A General cell drops leading zeros, so 007 shows as 7. Use the Text format to keep them. A 44 second Course Topics clip from the lesson Formatting cells.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-017-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-format-keeps-a-clear-background/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-032-R1.jpgWhite Box Around Your Image? PNG vs JPEGWhich format keeps a clear background? PNG. Your character has a white box because JPEG cannot store transparency. PNG keeps a clear background, so use PNG for characters. A 40 second Course Topics clip from the lesson Importing and handling images.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-032-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-format-lowers-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-021-R2.jpgHow to Type H₂O: Subscript and SuperscriptWhich format lowers text? Subscript. Subscript lowers text (H₂O), superscript raises it (x²). Font colour colours letters; highlighting colours behind them. A 39 second Course Topics clip from the lesson Formatting text — case, superscript/subscript, font colour, highlighting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-021-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-framework-asks-for-the-most-benefit/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI13-R3.jpgEthical Frameworks for Hard AI ChoicesWhich framework asks for the most benefit? Utility-based. Rights-based protects rights, utility-based helps most people, virtue-based acts honestly, sector-based follows a field's rules. A 43 second Artificial Intelligence clip from the lesson AI Ethics: Principles, Frameworks and Policies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI13-R3.mp4https://www.youtube.com/embed/rhRrl62IJSc432026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-fruit-wins-with-k-3/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI25-R4.jpgk-NN Example: Apple or Orange with k = 3?Which fruit wins with k = 3? Apple, 2 to 1. At (5, 5), the three closest fruits are A (1 away, orange), B and C (3 away, apples). Apple wins 2 to 1. A 40 second Artificial Intelligence clip from the lesson Classification and the k-Nearest Neighbours Algorithm.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI25-R4.mp4https://www.youtube.com/embed/KRKd3yQZk5k402026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-game-is-for-computer-vision/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI02-R4.jpg3 AI Games, One for Each DomainWhich game is for Computer Vision? Emoji Scavenger Hunt. Rock Paper Scissors for Data Science, Emoji Scavenger Hunt for Computer Vision, and Mystery Animal for NLP. A 42 second Artificial Intelligence clip from the lesson The Three Domains of AI: Data, Computer Vision and Natural Language Processing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI02-R4.mp4https://www.youtube.com/embed/LhcYieFuYEY422026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-gate-gives-the-sum/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY23-R1.jpgHalf Adder: How Gates Add 1 + 1Which gate gives the sum? XOR. A half adder adds two bits: Sum = A XOR B and Carry = A AND B. So 1 + 1 gives sum 0, carry 1. A 45 second Computer Systems clip from the lesson Adders and Combinational Circuits: Half Adder and Full Adder.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY23-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-generation-brought-mobile-internet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY29-R1.jpg1G to 5G: What Each Mobile Generation AddedWhich generation brought mobile internet? 3G. 1G and 2G gave calls and SMS, 3G brought mobile internet, 4G made video fast, and 5G cut the delay. A 46 second Computer Systems clip from the lesson Mobile Computing, RFID, Biometrics and Green Computing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY29-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-gives-faster-access-to-item-k/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV31-R4.jpgArray or Linked List? Pick OneWhich gives faster access to item k? An array, directly by its index. An array has a fixed size and direct access. A linked list grows and shrinks, and inserts by changing links instead of shifting items. A 43 second Java clip from the lesson Linked Lists.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV31-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-gives-location-based-offers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-050-R1.jpgE-Commerce vs M-Commerce: Phone or Laptop?Which gives location-based offers? M-commerce. E-commerce uses a laptop in one place; m-commerce uses a phone anywhere and gives GPS-based offers. M is part of E. A 45 second Course Topics clip from the lesson Mobile commerce concepts, applications and comparison with e-commerce.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-050-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-group-has-the-tree-widget/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI49-R2.jpgOrange Widget Groups: Data, Visualize, Model, EvaluateWhich group has the Tree widget? Model. Four Orange widget groups matter most: Data loads, Visualize draws, Model learns and Evaluate tests. A 44 second Artificial Intelligence clip from the lesson Orange Data Mining: Components and the Widget Catalogue.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI49-R2.mp4https://www.youtube.com/embed/y6Gkb0NxGXg442026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-has-a-fixed-income/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-25-R1.jpgJob Seeker or Job Creator?Which has a fixed income? A job. A job pays a fixed salary with low risk; in business you are the boss, income varies and risk is higher. A 44 second Employability Skills clip from the lesson Employability Skills II: Entrepreneurship as a career option.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-25-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-header-do-they-need/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C11-R3.jpgstrlen, strcpy, strcat, strcmp in CWhich header do they need? string.h. Include string.h: strlen counts letters, strcpy copies, strcat joins and strcmp returns 0 if two strings are equal. A 46 second C++ clip from the lesson Strings in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C11-R3.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-helpline-is-for-online-money-fraud-in-india/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC06-R5.jpgLost Money Online? Call 1930 FastWhich helpline is for online money fraud in India? 1930. For money lost to online fraud, call 1930 and file a complaint at cybercrime.gov.in. Report fast and keep all proof. A 36 second Computer Science clip from the lesson Cyber Crime: Hacking, Phishing, Cyber Bullying and Cyber Stalking.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC06-R5.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-indian-law-protects-personal-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC08-R4.jpgWho Protects Your Data? DPDP and GDPRWhich Indian law protects personal data? The DPDP Act, 2023. India has the Digital Personal Data Protection Act, 2023. Europe and the UK have the GDPR. Consent comes first in both. A 40 second Computer Science clip from the lesson Intellectual Property Rights: Copyright, Patent, Trademark and Plagiarism.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC08-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-is-cheapest-for-large-backups/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY08-R2.jpgHDD, DVD or SSD: Which Storage Is Fastest?Which is cheapest for large backups? Magnetic storage. Magnetic storage uses magnets, optical uses a laser and solid state uses flash chips, which is the fastest. A 44 second Computer Systems clip from the lesson Secondary Storage: Magnetic, Optical, Solid State and Cloud.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY08-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-is-faster/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC07-R3.jpgEncryption: One Key or Two?Which is faster? Symmetric encryption. Symmetric encryption uses one shared key, like AES. Asymmetric encryption uses a public key and a private key, like RSA. A 42 second Computer Science clip from the lesson Protecting Systems: Firewalls, Anti-virus, Encryption and Updates.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC07-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-is-private-by-default/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP06-R4.jpgstruct vs class in C++: The One Real DifferenceWhich is private by default? class. struct and class differ only in default access: struct members are public by default, class members are private; both can have functions. A 40 second Cyber Safety and Ethics clip from the lesson Structures, Typedef and Enumerated Data Types in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP06-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-is-the-base-class-in-car-vehicle/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP07-R2.jpgInheritance and Polymorphism in C++: OverviewWhich is the base class in Car: Vehicle? Vehicle. Inheritance lets a derived class like Car reuse a base class like Vehicle; polymorphism lets one name like area() work in many forms. A 41 second Cyber Safety and Ethics clip from the lesson Basic Concepts of OOP in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP07-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-is-the-parent/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP09-R1.jpgBase and Derived Class in C++Which is the parent? The base class. Person is the base class and Kid is derived from it with a colon, so Kid gets age for free and prints 16. A 42 second Cyber Safety and Ethics clip from the lesson Inheritance: Extending Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP09-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-is-usually-faster-to-run/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY11-R2.jpgCompiler or Interpreter: Which Stops First?Which is usually faster to run? Compiled code. A compiler reads the whole program, lists all errors and makes an executable; an interpreter goes line by line and stops at the first error. A 42 second Computer Systems clip from the lesson Programming Languages and Language Translators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY11-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-is-usually-faster/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C09-R4.jpgRecursion vs Loop in C: Which Is Faster?Which is usually faster? A loop. Loops are usually faster and use less memory; recursion needs a stack frame per call but can give shorter code. A 41 second C clip from the lesson Recursion in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C09-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-k-does-the-elbow-suggest-here/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI26-R3.jpgElbow Method: How Many Clusters?Which k does the elbow suggest here? 2. Plot spread for each k: 1 gives 5000, 2 drops sharply to 1200, 3 drops only to 900. Pick k at the elbow: 2. A 40 second Artificial Intelligence clip from the lesson Clustering and the k-Means Algorithm.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI26-R3.mp4https://www.youtube.com/embed/seN6aYQVDm0402026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-keeps-more-rows-and-or-or/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB07-R3.jpgSQL AND, OR, NOT: Which Keeps More?Which keeps more rows, AND or OR? OR. AND needs both conditions true, OR needs at least one, and NOT flips the condition. So OR keeps more rows. A 41 second Databases and SQL clip from the lesson SQL SELECT: Choosing Rows and Columns with WHERE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB07-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-adds-a-sheet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-012-R1.jpgExcel Sheet Skills: Select, Add, RenameWhich key adds a sheet? Shift+F11. Click a tab to select a sheet, press Shift+F11 to add one, and double-click a tab to rename it. A 43 second Course Topics clip from the lesson Selecting, adding and renaming worksheets.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-012-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-centers-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-006-R1.jpgWord Alignment Shortcuts: Ctrl+L, E, R, JWhich key centers text? Ctrl+E. Word alignment keys: Ctrl+L left, Ctrl+E center, Ctrl+R right, Ctrl+J justify. A 47 second Course Topics clip from the lesson Formatting paragraphs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-006-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-deletes-to-the-right/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-029-R1.jpgBackspace vs Delete: Which Side Erases?Which key deletes to the right? Delete. Backspace removes text to the left of the cursor; Delete removes text to the right. Ctrl+Z undoes either. A 46 second Course Topics clip from the lesson Editing text: cut, copy, paste, find and replace.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-029-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-erases-to-the-right-of-the-cursor/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-015-R1.jpgBackspace vs Delete Key: The DifferenceWhich key erases to the right of the cursor? Delete. Backspace erases the character on the left of the cursor; Delete erases the one on the right. Ctrl+Z undoes a mistake. A 44 second Course Topics clip from the lesson Typing and deleting text; typing ergonomics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-015-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-is-save-as/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-044-R1.jpgExcel: Ctrl+S, F12 and Ctrl+OWhich key is Save As? F12. Ctrl+S saves the same workbook, F12 is Save As for a new name, and Ctrl+O opens a saved workbook. A 48 second Course Topics clip from the lesson Saving and opening workbooks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-044-R1.mp4482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-makes-both-edges-straight/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-033-R1.jpgFour Alignment Keys: Ctrl+L, E, R, JWhich key makes both edges straight? Ctrl+J. Click inside the paragraph, then Ctrl+L for left, Ctrl+E for centre, Ctrl+R for right and Ctrl+J for justify. A 47 second Course Topics clip from the lesson Paragraph formatting and alignment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-033-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-opens-save-as/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-004-R1.jpgSave vs Save As in Word: Ctrl+S or F12?Which key opens Save As? F12. Save (Ctrl+S) updates the same file. Save As (F12) makes a new copy, and the old file does not change. A 45 second Course Topics clip from the lesson Managing documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-004-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-renames-a-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY13-R2.jpgDeleted a File by Mistake? Recycle BinWhich key renames a file? F2. Right-click New Folder makes a folder, F2 renames, cut and paste moves, and Delete sends a file to the Recycle Bin, which can restore it. A 46 second Computer Systems clip from the lesson Using the Desktop: Files, Folders, Settings and Installing Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY13-R2.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-runs-a-script-in-idle/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY01-R4.jpgWrite, save and run your first Python programWhich key runs a script in IDLE? F5 (Run Module). Write, save and run your first Python program in IDLE: New File, save as .py, press F5. A 43 second Python clip from the lesson Getting Started with Python: Features, IDLE, Interactive and Script Mode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY01-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-saves-the-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-028-R1.jpgCtrl+N, Ctrl+S, Ctrl+O: Document ShortcutsWhich key saves the file? Ctrl+S. Three document shortcuts: Ctrl+N makes a new document, Ctrl+S saves it, Ctrl+O opens a saved file. A 47 second Course Topics clip from the lesson Creating, saving and opening documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-028-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-key-starts-the-slide-show/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-023-R1.jpgPowerPoint Basics: Ctrl+N, Ctrl+M, F5, Ctrl+SWhich key starts the slide show? F5. Four keys for your first slide show: Ctrl+N new file, Ctrl+M new slide, F5 start show, Ctrl+S save. A 50 second Course Topics clip from the lesson Creating a presentation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-023-R1.mp4502026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-keys-go-to-a1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-045-R1.jpgCtrl+Home and Ctrl+Arrow: Jump, Do Not ScrollWhich keys go to A1? Ctrl+Home. Ctrl+Home goes to A1, Ctrl+Down jumps to the last filled cell, and adding Shift selects the whole list. A 46 second Course Topics clip from the lesson Navigating and selecting ranges.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-045-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-keys-have-bumps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-016-R1.jpgTouch Typing Basics: Home Row A S D F, J K L ;Which keys have bumps? F and J. For touch typing, rest the left hand on A S D F and the right on J K L ;. Keep eyes on the screen and practise in Rapid Typing Tutor. A 46 second Course Topics clip from the lesson Introduction to Rapid Typing Tutor and touch typing technique.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-016-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-keys-jump-to-the-end-of-the-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-030-R1.jpgCtrl+Home, Ctrl+End and Shift SelectionWhich keys jump to the end of the file? Ctrl+End. Ctrl+Home jumps to the start of the file, Ctrl+End to the end, Shift+arrow selects, and Ctrl+A selects everything. A 48 second Course Topics clip from the lesson Selecting and navigating text.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-030-R1.mp4482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-keyword-sorts-largest-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB14-R2.jpg6 SQL Words for IGCSE 0478Which keyword sorts largest first? DESC. SELECT picks fields, FROM names the table, WHERE filters records, ORDER BY sorts, SUM adds and COUNT counts. A 45 second Databases and SQL clip from the lesson SQL for Cambridge IGCSE: Single-table Databases and Queries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB14-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-kind-is-a-school-fee-system/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY10-R3.jpgGeneral Purpose or Specific Purpose Software?Which kind is a school fee system? Specific purpose. General purpose software like a spreadsheet does many jobs; specific purpose software like a railway booking system does one job. A 39 second Computer Systems clip from the lesson Types of Software: System, Utility and Application Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY10-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-language-runs-directly/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY11-R1.jpgDoes Your CPU Understand Python? NoWhich language runs directly? Machine code. A CPU runs only machine code: machine language is binary, assembly uses short words and high level code looks like English. A 39 second Computer Systems clip from the lesson Programming Languages and Language Translators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY11-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-layer-is-drawn-in-front/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-030-R1.jpgSun Hiding Behind the Hill? Synfig Layer OrderWhich layer is drawn in front? The one higher in the list. In Synfig, the top of the layer list is drawn in front. Raise the sun layer to bring it in front of the hill. A 41 second Course Topics clip from the lesson Concept of layers in Synfig.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-030-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-layer-saves-players/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-053-R1.jpgWhat Runs an Online Game? 3 LayersWhich layer saves players? The database. An online game has three layers: the front end shows the screen, the back end runs rules and scores, the database saves players. A 42 second Course Topics clip from the lesson Case Study - Online Game.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-053-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-licence-is-copyleft/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC09-R2.jpgGPL, Apache or Creative Commons?Which licence is copyleft? The GPL. GPL is copyleft, so shared changes stay GPL. Apache has very few conditions. Creative Commons BY simply says give credit. A 43 second Computer Science clip from the lesson Software Licensing: Open Source, Free and Proprietary Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC09-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-line-reverses-the-string/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV44-R2.jpgPalindrome Check: Reverse, Then equals()Which line reverses the string? r = ch + r, joining each character in front. Reverse a word by joining each character in front of a new string: r = ch + r. Then compare with equals(). A 41 second Java clip from the lesson String Programs: Palindrome, Reverse, Extraction and Counting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV44-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-line-runs-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP01-R2.jpgStructure of a C++ Program: Where It StartsWhich line runs first? The first statement inside main(). A C++ program uses #include to add headers, starts running at main(), and ends every statement with a semicolon. A 41 second Cyber Safety and Ethics clip from the lesson Introduction to C++: Structure of a Program, cin and cout.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP01-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-list-method-pushes-onto-a-stack/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY27-R2.jpgA Python List Is Already a StackWhich list method pushes onto a stack? append(). Treat the end of the list as the top: append() pushes, pop() removes the top, s[-1] peeks, and len(s) == 0 checks if it is empty. A 45 second Python clip from the lesson Stack Implementation Using a List.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY27-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-list-type-for-form-filling-steps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-036-R1.jpgBullets or Numbering? Pick the Right ListWhich list type for form-filling steps? Numbering. Use bullets when the order does not matter and numbering when steps come in order. A grid of data needs a table. A 51 second Course Topics clip from the lesson Bullets, numbering, tables and document organization.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-036-R1.mp4512026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-loop-always-runs-once/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP03-R2.jpgwhile, do-while or for: Which C++ Loop Runs Once?Which loop always runs once? do-while. When the condition is false, while and for may run 0 times, but do-while checks after, so it runs at least once. A 41 second Cyber Safety and Ethics clip from the lesson Control Statements in C++: if, switch and Loops.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP03-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-loop-handles-columns/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C06-R2.jpgStar Triangle in C with Nested LoopsWhich loop handles columns? The inner loop. A nested loop prints a star triangle: the outer loop counts rows, the inner loop prints r stars, then a new line. A 41 second C clip from the lesson Loops in C: while, do-while and for.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C06-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-loop-is-easiest-for-reading-every-item/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV37-R3.jpg3 Ways to Loop Over a Java ArrayListWhich loop is easiest for reading every item? The for-each loop. You can loop over an ArrayList with an index loop, a for-each loop, or an Iterator. A 42 second Java clip from the lesson ArrayList and Collections.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV37-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-loop-suits-a-menu-best/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV45-R3.jpgRepeat a Java Menu with do-whileWhich loop suits a menu best? do-while, because it shows the menu at least once. Put the menu inside a do-while loop. It shows at least once, and repeats while the choice is not the exit number. A 42 second Java clip from the lesson Menu-driven Programs with switch and System.exit.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV45-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-loop-suits-printing-a-table-1-to-10/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV11-R4.jpgfor, while or do-while? Pick FastWhich loop suits printing a table 1 to 10? A for loop, because the count is known. Use a for loop when the count is known, a while loop when it is not, and a do-while when the body must run at least once. A 43 second Java clip from the lesson Loops in Java: for, while and do-while.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV11-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-loops-are-entry-controlled/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C06-R1.jpgwhile vs do-while vs for: Which Runs Once?Which loops are entry controlled? while and for. If the condition is false from the start, while and for run 0 times, but do-while runs once because it checks after. A 41 second C clip from the lesson Loops in C: while, do-while and for.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C06-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-loops-can-run-zero-times/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV43-R2.jpgCan a Loop Run Zero Times?Which loops can run zero times? for and while, because they test before the body. A while loop tests before the body, so with i = 10 and the condition i ≤ 9 it runs zero times. A 40 second Java clip from the lesson Converting Between for, while and do-while, and Finite vs Infinite Loops.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV43-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-machine-used-punched-cards-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY02-R1.jpgAbacus to Analytical Engine: Early MachinesWhich machine used punched cards first? Jacquard's loom. Before electricity: the abacus used beads, the Pascaline used gears, Jacquard's loom used punched cards and Babbage designed the Analytical Engine. A 40 second Computer Systems clip from the lesson History and Generations of Computers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY02-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-malware-spreads-without-you-opening-anything/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC05-R1.jpgVirus, Worm or Trojan? The DifferenceWhich malware spreads without you opening anything? A worm. A virus needs a host file, a worm spreads alone, a trojan hides in a fake app and ransomware locks your files. A 42 second Computer Science clip from the lesson Malware: Viruses, Worms, Trojans, Spyware, Adware and Ransomware.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC05-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-medium-links-two-cities-at-high-speed/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT03-R4.jpgPick the Right Transmission MediumWhich medium links two cities at high speed? Fibre optic. Choose by distance, speed and cost: fibre optic for two cities, twisted pair for a computer lab, and Bluetooth for earbuds. A 43 second Networks and the Internet clip from the lesson Transmission Media: Wired and Wireless.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT03-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-memory-keeps-data-with-the-power-off/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY07-R3.jpgROM Types: PROM, EPROM and EEPROMWhich memory keeps data with the power off? ROM. ROM is non-volatile: PROM is written once, EPROM is erased by ultraviolet light and EEPROM is erased electrically. A 44 second Computer Systems clip from the lesson Primary Memory: RAM, ROM and Cache.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY07-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-menu-has-consolidate/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-039-R2.jpgAdd 12 Sheets by Hand? Use Consolidate in CalcWhich menu has Consolidate? The Data menu. Combine twelve monthly sheets with Data, Consolidate: choose Sum, add each range, pick an output cell, then OK. A 45 second Course Topics clip from the lesson Analyse data: consolidating data; groups and subtotals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-039-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-metal-mainly-harms-children-s-brains/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC11-R2.jpgIs an Old Phone Toxic? Lead and MercuryWhich metal mainly harms children's brains? Lead. Gadgets hide toxic metals. Lead harms the brain and nerves, mercury the brain and kidneys, and cadmium the kidneys and bones. A 41 second Computer Science clip from the lesson E-waste: Hazards, Management and Responsible Disposal.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC11-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-method-do-you-call-to-begin-a-thread/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV36-R3.jpgstart() or run()? Creating Java ThreadsWhich method do you call to begin a thread? start(). To create a thread, extend Thread or implement Runnable, put the work in run(), and then call start(). A 40 second Java clip from the lesson Assertions and Threads in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV36-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-method-makes-the-model-learn/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY42-R3.jpgfit, predict, score: 3 Words, Any ModelWhich method makes the model learn? fit(). Every scikit-learn model uses three words: fit() learns from the training data, predict() answers, and score() gives the accuracy. A 42 second Python clip from the lesson Machine Learning in Python with Scikit-learn.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY42-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-method-reads-only-one-word/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV08-R2.jpgWhich Scanner Method Reads What?Which method reads only one word? next(), because it stops at the first space. For the input 45.5 Riya: nextInt() errors, nextDouble() reads 45.5, next() reads one word, and nextLine() reads the whole line. A 44 second Java clip from the lesson Input in Java: Scanner Class and Other Input Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV08-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-method-reserves-a-path-before-sending/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT08-R4.jpgPacket vs Circuit Switching ComparedWhich method reserves a path before sending? Circuit switching. Packet switching sends data along many routes with no path set up first, so packets are reordered. Circuit switching reserves one path. A 41 second Networks and the Internet clip from the lesson Packet Switching and How Data Travels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT08-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-mode-adds-a-record-without-erasing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY25-R3.jpgWhy Did My Old Records Vanish?Which mode adds a record without erasing? ab, append binary. You opened the file with wb, which erases everything first. Use ab to add a record and keep the old ones. A 44 second Python clip from the lesson Binary Files and the pickle Module.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY25-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-mode-erases-the-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C15-R3.jpgFile Modes in C: w Erases, a AppendsWhich mode erases the file? w. The fopen mode decides: r reads, w writes but erases old data first, and a appends at the end. A 40 second C++ clip from the lesson File Handling in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C15-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-mode-gives-raw-bytes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV28-R3.jpgText mode vs binary mode in Python filesWhich mode gives raw bytes? Binary mode, like rb or wb. Byte and character streams in Python: text mode (r, w) gives characters, binary mode (rb, wb) gives raw bytes. A 43 second Java clip from the lesson File Handling.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV28-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-mode-is-used/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP12-R4.jpgSave a Whole Object to a File in C++Which mode is used? Binary. Open in binary mode, write() saves the bytes of object s, and read() fills object t from the file. A 41 second Cyber Safety and Ethics clip from the lesson File Handling in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP12-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-model-allows-many-parents/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB02-R4.jpgTree, Web or Table? 3 Data ModelsWhich model allows many parents? The network model. The hierarchical model is a tree with one parent per child, the network model is a web with many parents, and the relational model uses tables. A 42 second Databases and SQL clip from the lesson The Relational Model: Relation, Tuple, Attribute, Domain, Degree and Cardinality.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB02-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-model-says-cat-or-dog/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI37-R3.jpgGenerative vs Discriminative ModelsWhich model says cat or dog? Discriminative. A discriminative model classifies, like cat or dog. A generative model creates new examples, like drawing a cat. A 42 second Artificial Intelligence clip from the lesson Generative AI: How it Works, Types and Applications.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI37-R3.mp4https://www.youtube.com/embed/ft8HHQG3eDk422026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-network-covers-one-building/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT04-R1.jpgPAN to WAN: Zoom Out From Your PocketWhich network covers one building? A LAN, a local area network. Zoom out and the network names change: your earbuds make a PAN, a school is a LAN, a city is a MAN, and the world is a WAN. A 45 second Networks and the Internet clip from the lesson Types of Networks: PAN, LAN, MAN and WAN.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT04-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-network-creates-new-images/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI35-R4.jpgCNN, RNN or GAN? Which Network Does WhatWhich network creates new images? GAN. CNNs handle images, RNNs handle sequences like text, and GANs create new images, even deepfakes. A 45 second Artificial Intelligence clip from the lesson Neural Networks: Parts, Working and Types.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI35-R4.mp4https://www.youtube.com/embed/uTUADnjzJpY452026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-network-is-a-city-cable-tv-service/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT04-R3.jpgName That Network: PAN, LAN, MAN, WANWhich network is a city cable TV service? A MAN, a metropolitan area network. Earbuds make a PAN, a school lab is a LAN, a city cable TV network is a MAN, and the Internet is a WAN. A 45 second Networks and the Internet clip from the lesson Types of Networks: PAN, LAN, MAN and WAN.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT04-R3.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-nodes-are-the-leaves-here/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV32-R4.jpgTree Quiz: Leaves, Degree, HeightWhich nodes are the leaves here? 20 and 70. Three quick tree questions on a small tree: which nodes are leaves, the degree of a node, and the height. A 43 second Java clip from the lesson Binary Trees and Tree Traversals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV32-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-number-is-for-online-money-fraud/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC10-R3.jpgLost Money Online? Report in MinutesWhich number is for online money fraud? 1930. Save screenshots as proof, call 1930 at once, then file a complaint at cybercrime.gov.in. Never delete the chats. A 41 second Computer Science clip from the lesson The IT Act and Cyber Law in India.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC10-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-adds-a-box-when-you-press-enter/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-022-R1.jpgAutoShapes vs SmartArt: Which to UseWhich one adds a box when you press Enter? SmartArt. AutoShapes are drawn by you and suit free designs. SmartArt is built from text and arranges the diagram for you. A 45 second Course Topics clip from the lesson AutoShapes and SmartArt.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-022-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-ends-the-loop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY09-R2.jpgbreak vs continue in Python, tracedWhich one ends the loop? break. break vs continue in Python, traced over 1 to 5: break at 3 ends the loop, continue at 3 skips only 3. A 42 second Python clip from the lesson while Loop, break and continue.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY09-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-gives-zeros/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C13-R2.jpgmalloc vs calloc in C: What Is Different?Which one gives zeros? calloc. malloc takes total bytes and leaves garbage; calloc takes a count and a size and fills zeros; both can return NULL. A 43 second C++ clip from the lesson Dynamic Memory Allocation: malloc, calloc, realloc and free.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C13-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-goes-down/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-008-R2.jpgrowspan vs colspan in HTML: Which Goes Down?Which one goes down? rowspan. colspan spreads one cell across columns; rowspan spreads one cell down rows. Remove the cells it replaces. A 42 second Course Topics clip from the lesson Create a table using the tags: table, tr, th, td, rowspan, colspan.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-008-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-is-a-pile-of-plates/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP15-R2.jpgStack vs Queue in C++: Plates or a Ticket LineWhich one is a pile of plates? A stack. A stack is last in, first out like a pile of plates; a queue is first in, first out like a ticket line. A 42 second Cyber Safety and Ethics clip from the lesson Data Structures in C++: Linked Lists, Stacks and Queues.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP15-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-is-the-hardware/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT10-R1.jpgInternet and Web Are Not the SameWhich one is the hardware? The Internet: cables, routers, towers and satellites. The Internet is the network itself, made of cables and routers. The Web is a collection of linked pages that runs on it. A 40 second Networks and the Internet clip from the lesson The Internet, the World Wide Web and URLs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT10-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-keeps-old-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-037-R1.jpgLinux Overwrite vs Append Redirection: File Erased?Which one keeps old data? The double greater-than sign, which appends. In Linux, a single greater-than sign overwrites a file and a double one appends. Use the double one to keep old data. A 44 second Course Topics clip from the lesson I/O redirection and pipes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-037-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-makes-headings-blue/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-043-R2.jpgCSS or JavaScript? Which Does Which JobWhich one makes headings blue? CSS. A CSS rule like h1 { color: blue; } makes headings blue. An onclick runs JavaScript, so a click shows an alert. A 44 second Course Topics clip from the lesson Cascading Style Sheets and JavaScript.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-043-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-makes-the-packets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT07-R2.jpgTCP or IP: Who Does What?Which one makes the packets? TCP, the Transmission Control Protocol. TCP splits data into numbered packets, checks them and resends any that are lost. IP adds the addresses and routes each packet. A 45 second Networks and the Internet clip from the lesson Network Protocols: TCP/IP, HTTP, HTTPS, FTP, SMTP, POP3, PPP, Telnet and VoIP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT07-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-needs-an-object/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV27-R3.jpgthrow or throws? One Letter ApartWhich one needs an object? throw, written as throw new Exception(...). throw raises one exception object inside a method body. throws sits in the method heading and warns the caller about the risk. A 40 second Java clip from the lesson Exception Handling in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV27-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-needs-brackets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV00-R3.jpglength or length()? Java Arrays vs StringsWhich one needs brackets? String length() is a method; array length is a field with no brackets. An array uses length with no brackets, a String uses the length() method. Both start counting at index 0. A 40 second Java clip from the lesson ISC Class XI Java Revision in One Go.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV00-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-removes-the-original-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-005-R1.jpgCut or Copy? The Difference ExplainedWhich one removes the original text? Cut. Both put text on the clipboard. Cut removes the original; copy leaves it. Paste with Ctrl+V. A 40 second Course Topics clip from the lesson Editing text.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-005-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-sets-colours-and-fonts-on-all-slides/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-056-R1.jpgLayout vs Theme vs Transition in SlidesWhich one sets colours and fonts on all slides? The theme. Layout places boxes on a slide, a theme styles every slide, and a transition is how one slide changes to the next. A 43 second Course Topics clip from the lesson Slide layouts, design and transitions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-056-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-uses-tags-you-define-yourself/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT15-R2.jpgHTML vs XML: Display or Carry Data?Which one uses tags you define yourself? XML. HTML displays pages using predefined tags. XML carries data using tags you invent yourself, and it is case sensitive. A 43 second Networks and the Internet clip from the lesson Introduction to Web Services: HTML, XML and Web Technologies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT15-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-one-writes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP12-R1.jpgifstream or ofstream: Which Reads a File?Which one writes? ofstream. ifstream reads (i for input), ofstream writes (o for output), and fstream does both; all come from ‹fstream›. A 41 second Cyber Safety and Ethics clip from the lesson File Handling in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP12-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-operations-need-a-commit/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY28-R4.jpgInserted a Row and the Table Is Empty?Which operations need a commit? INSERT, UPDATE and DELETE. You forgot con.commit(). An INSERT, UPDATE or DELETE stays pending until you commit it. A 43 second Python clip from the lesson Connecting Python with MySQL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY28-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-operator-finds-items-in-both-sets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY18-R2.jpgWho Is in Both Clubs? Python Set OperationsWhich operator finds items in both sets? & (intersection). Python set operations: | union gives either set, & intersection gives both, - difference gives first only, ^ gives one only. A 46 second Python clip from the lesson Sets and Set Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY18-R2.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-operator-is-placed-first-when-converting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV33-R2.jpgConvert A + B * C to Postfix and PrefixWhich operator is placed first when converting? The one with higher precedence, here the multiply. A + B * C is A B C * + in postfix and + A * B C in prefix, because multiply has higher precedence than add. A 43 second Java clip from the lesson Infix, Prefix and Postfix Expressions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV33-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-operator-means-not-equal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB07-R2.jpgWhy Did WHERE Skip That Row? NULLWhich operator means not equal? ≠ or !=. WHERE keeps rows where the condition is true. A NULL value fails every comparison, so that row is skipped. A 39 second Databases and SQL clip from the lesson SQL SELECT: Choosing Rows and Columns with WHERE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB07-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-operator-writes-to-a-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP12-R2.jpgWrite and Read a Text File in C++Which operator writes to a file? «. out « writes to a file like cout, in » reads like cin; always close() the file. A 41 second Cyber Safety and Ethics clip from the lesson File Handling in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP12-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-orientation-is-wide/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-034-R1.jpgWide Table Cut Off? Use LandscapeWhich orientation is wide? Landscape. Page setup has three parts: paper size (usually A4), margins and orientation. A wide table fits in landscape. A 44 second Course Topics clip from the lesson Page setup, margins and orientation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-034-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-package-is-imported-automatically/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV35-R2.jpgjava.lang vs java.util: Which Needs import?Which package is imported automatically? java.lang. java.lang is imported automatically, so String, Math and System work with no import line. java.util must be imported. A 41 second Java clip from the lesson Packages and Library Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV35-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-part-can-you-change/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-04-R1.jpgSame Marks, Why Is One Student Calm?Which part can you change? Your belief, not the event. The ABC model explains it: A is the adversity, B is your belief about it, and C is the consequence you feel. A 42 second Employability Skills clip from the lesson Employability Skills III: Stress management and self-awareness.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-04-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-part-do-you-draw-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY19-R3.jpgDraw a Logic Circuit from an ExpressionWhich part do you draw first? The brackets. To draw (A AND B) OR NOT C: brackets first, so draw an AND gate for A and B, a NOT gate for C, then join both in an OR gate. A 41 second Computer Systems clip from the lesson Logic Gates and Truth Tables.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY19-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-part-does-the-calculations/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY03-R2.jpgInside the CPU: ALU, Control Unit, RegistersWhich part does the calculations? The ALU. The CPU has three parts: the ALU calculates, the control unit directs the work and registers are tiny fast storage. A 42 second Computer Systems clip from the lesson Components of a Computer System and the Block Diagram.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY03-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-part-holds-facts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY30-R2.jpgExpert System: 4 Parts for IGCSEWhich part holds facts? The knowledge base. An expert system has a knowledge base (facts), rule base (IF-THEN rules), inference engine (applies rules) and interface (talks to the user). A 43 second Computer Systems clip from the lesson AI: Characteristics, Expert Systems and Machine Learning.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY30-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-part-holds-the-list/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-037-R1.jpgMail Merge in Three PartsWhich part holds the list? The data source. Mail merge needs three parts: the main document with common text, the data source with the list, and merge fields as placeholders. A 43 second Course Topics clip from the lesson Concept and uses of mail merge.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-037-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-phase-checks-grammar/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI32-R2.jpg5 Phases of NLP in OrderWhich phase checks grammar? Syntactic. Lexical checks words, syntactic checks grammar, semantic checks meaning, discourse links sentences, pragmatic finds intention. A 43 second Artificial Intelligence clip from the lesson Natural Language Processing: Language, Phases and Applications.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI32-R2.mp4https://www.youtube.com/embed/Dfco05q8fTY432026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-plate-comes-off-a-pile-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV30-R1.jpgWhich Plate Comes Off First?Which plate comes off a pile first? The top one, the last one added. That is LIFO. In a stack, items enter and leave at one end, the top. push adds, pop removes the last item added, and peek only looks. A 44 second Java clip from the lesson Stacks, Queues and Deques Using Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV30-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-popped-value-is-the-left-operand/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV33-R4.jpg8 2 - Is 6, Not -6: Postfix TrapWhich popped value is the left operand? The second one popped. In postfix, the second value popped is the left operand, so 8 2 - is 8 minus 2, which is 6. A 43 second Java clip from the lesson Infix, Prefix and Postfix Expressions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV33-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-printer-suits-a-family-printing-a-few-photos/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY06-R3.jpgInkjet, Laser or 3D Printer: Which One?Which printer suits a family printing a few photos? An inkjet printer. Inkjet sprays ink for colour photos, laser fuses toner for fast text and a 3D printer builds solid objects in layers. A 44 second Computer Systems clip from the lesson Output Devices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY06-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-protocol-sends-email-nt13-r1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT13-R1.jpgSMTP, POP3, IMAP: Which Does What?Which protocol sends email? SMTP. SMTP sends mail out between servers, POP3 downloads it to one device, and IMAP keeps it on the server and synced everywhere. A 45 second Networks and the Internet clip from the lesson Email: Composing, Sending and Managing Messages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT13-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-protocol-sends-email/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT07-R3.jpgHTTP, HTTPS, FTP, SMTP, POP3: Which Job?Which protocol sends email? SMTP. HTTP fetches web pages, HTTPS does the same but encrypted, FTP moves files, SMTP sends email and POP3 downloads it. A 54 second Networks and the Internet clip from the lesson Network Protocols: TCP/IP, HTTP, HTTPS, FTP, SMTP, POP3, PPP, Telnet and VoIP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT07-R3.mp4542026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-quadrant-holds-hidden-worries/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI21-R2.jpgHow to Build an Empathy MapWhich quadrant holds hidden worries? Thinks. An empathy map has four quadrants: Says holds their words, Thinks their worries, Does their actions, Feels their emotions. A 39 second Artificial Intelligence clip from the lesson Design Thinking, Empathy Maps and the SDGs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI21-R2.mp4https://www.youtube.com/embed/vaOHTMNwDY4392026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-r-comes-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-28-R1.jpgWill the Tap Run Dry? The 3 RsWhich R comes first? Reduce. Many resources are limited, so conserve with three Rs: reduce means use less, reuse means use again, recycle makes new items. A 45 second Employability Skills clip from the lesson Employability Skills II: Conservation of resources.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-28-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-relationship-is-most-common/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB16-R2.jpgOne-to-One, One-to-Many, Many-to-Many | BaseWhich relationship is most common? One-to-many. Tables link in three ways: one-to-one, one-to-many and many-to-many. A 41 second Databases and SQL clip from the lesson Relationships Between Tables in Base.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB16-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-rows-does-pos-use/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY22-R2.jpgCanonical SOP vs POS: Sigma or Pi?Which rows does POS use? Rows where F = 0. Canonical SOP adds minterms of rows where F = 1; canonical POS multiplies maxterms of rows where F = 0. A 42 second Computer Systems clip from the lesson Canonical SOP and POS Forms and Karnaugh Maps.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY22-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-search-needs-sorted-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP15-R3.jpgLinear Search, Binary Search, Bubble SortWhich search needs sorted data? Binary search. Linear search checks one by one, binary search halves a sorted list each step, and bubble sort swaps neighbouring pairs. A 43 second Cyber Safety and Ethics clip from the lesson Data Structures in C++: Linked Lists, Stacks and Queues.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP15-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-search-suits-a-small-unsorted-list/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV22-R3.jpgLinear or Binary Search? Pick FastWhich search suits a small unsorted list? Linear search. Linear search works on any array and checks one by one. Binary search needs a sorted array but halves the range each step. A 40 second Java clip from the lesson Searching in Arrays: Linear and Binary Search.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV22-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-section-is-hacking/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC10-R2.jpgUsing a Friend's Password? IT Act SectionsWhich section is hacking? Section 66. Section 66 covers hacking, 66C identity theft and 66D cheating by pretending online. Each can bring up to three years in jail. A 41 second Computer Science clip from the lesson The IT Act and Cyber Law in India.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC10-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-set-method-can-crash-on-a-missing-item/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY18-R3.jpgremove() or discard()? Python Set MethodsWhich set method can crash on a missing item? remove() gives a KeyError. In Python sets, add() puts in one item, update() adds many, discard() safely ignores a missing item, remove() gives KeyError. A 43 second Python clip from the lesson Sets and Set Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY18-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shape-asks-a-question/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-CI-003-R1.jpgWhich Flowchart Shape Is a Decision?Which shape asks a question? The diamond. Terminator starts and stops, parallelogram is input or output, rectangle is a process, diamond is a decision. A 43 second Course Topics clip from the lesson Pseudocode and flowcharts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-003-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-adds-a-slide/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-054-R1.jpgAdd a Slide Fast in PowerPoint: Ctrl+MWhich shortcut adds a slide? Ctrl+M. In PowerPoint, Ctrl+M adds a new slide after the current one, Ctrl+D duplicates a slide, and dragging thumbnails reorders them. A 41 second Course Topics clip from the lesson Creating and editing slides.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-054-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-centres-a-line/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-003-R2.jpgBold, Italic, Underline Shortcuts: Ctrl+B, I, UWhich shortcut centres a line? Ctrl+E. Ctrl+B makes bold, Ctrl+I makes italic, Ctrl+U underlines and Ctrl+E centres the line. A 44 second Course Topics clip from the lesson Edit and format text: text style (B, I, U), font type, font size, text colour, alignment of text. Format paragraphs with line and/or paragraph spacing..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-003-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-creates-a-hyperlink/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-041-R3.jpgMake a Link in Seconds: Ctrl+K in CalcWhich shortcut creates a hyperlink? Ctrl+K. Select a cell and press Ctrl+K, pick a type, fill the URL and text. Right-click the link to edit it. A 42 second Course Topics clip from the lesson Hyperlinks: relative and absolute hyperlinks; creating and editing hyperlinks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-041-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-imports-an-image/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-034-R1.jpgMake a Photo Fly Across the Screen in SynfigWhich shortcut imports an image? Ctrl+I. Import the image with Ctrl+I, turn on animation mode, put it left at 0 s and right at 2 s. Synfig fills the middle. A 42 second Course Topics clip from the lesson Image-based animation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-034-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-inserts-a-table-in-writer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-045-R2.jpg4 Writer Shortcuts: Bold, Table, Save, PrintWhich shortcut inserts a table in Writer? Ctrl+F12. Four Writer shortcuts: Ctrl+B bold, Ctrl+F12 insert table, Ctrl+S save, Ctrl+P print. And save often. A 44 second Course Topics clip from the lesson Word processor (OpenOffice Writer): window, tabs, formatting, tables, documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-045-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-justifies-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-022-R2.jpgMake a Neat Notice: Centre, Justify, BulletsWhich shortcut justifies text? Ctrl+J. Centre the title with Ctrl+E, justify text with Ctrl+J, add bullets, and add a border and background colour. A 38 second Course Topics clip from the lesson Formatting paragraphs — indent, align, bullets and numbering, borders and background.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-022-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-opens-a-saved-document/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-019-R1.jpgCtrl+N, Ctrl+O, Ctrl+S: Four File ActionsWhich shortcut opens a saved document? Ctrl+O. Ctrl+N creates a document, Ctrl+O opens one, Ctrl+S saves it and File › Close shuts it. Save often; Save As keeps a copy. A 42 second Course Topics clip from the lesson Creating, opening, saving and closing a document; document views.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-019-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-opens-replace/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-029-R2.jpgFix 50 Wrong Names with Ctrl+HWhich shortcut opens Replace? Ctrl+H. Ctrl+H opens Replace, and Replace All fixes every match at once. Cut Ctrl+X moves text; Copy Ctrl+C keeps the original. A 47 second Course Topics clip from the lesson Editing text: cut, copy, paste, find and replace.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-029-R2.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-opens-the-print-dialog/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-023-R1.jpgPrinted 20 Pages by Mistake? Use the Print DialogWhich shortcut opens the Print dialog? Ctrl+P. Press Ctrl+P for the Print dialog: choose the printer, set the copies, then choose which pages to print. A 39 second Course Topics clip from the lesson Print options — print preview, printing all/single/multiple pages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-023-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-saves-a-document/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-002-R2.jpgCtrl+N and Ctrl+S: New and Save ShortcutsWhich shortcut saves a document? Ctrl+S. Ctrl+N opens a new document and Ctrl+S saves it. Save often so a power cut never wipes your work. A 40 second Course Topics clip from the lesson Introduction to a word processor: create and save a document..https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-002-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-shortcut-underlines-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-002-R1.jpgFaster Than the Mouse: Writer ShortcutsWhich shortcut underlines text? Ctrl+U. In LibreOffice Writer, select text first: Ctrl+B bold, Ctrl+I italic, Ctrl+U underline, Ctrl+Z undo. A 46 second Course Topics clip from the lesson Word processor basics (LibreOffice Writer).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-002-R1.mp4462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-sort-makes-the-fewest-swaps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV23-R4.jpgBubble, Selection or Insertion Sort?Which sort makes the fewest swaps? Selection sort, with at most one per pass. Bubble sort swaps neighbours, selection sort picks the smallest with one swap per pass, and insertion sort shifts values and inserts the key. A 40 second Java clip from the lesson Sorting Arrays: Bubble, Selection and Insertion Sort.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV23-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-stage-finds-patterns/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI05-R2.jpgName All 5 Stages of the AI Project CycleWhich stage finds patterns? Data exploration. Scoping decides what to solve, acquisition collects data, exploration finds patterns, modelling builds and evaluation tests. A 44 second Artificial Intelligence clip from the lesson The AI Project Cycle.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI05-R2.mp4https://www.youtube.com/embed/uGJSbeuBsFU442026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-step-fills-every-label/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-040-R1.jpgLabel Merge in Four StepsWhich step fills every label? Update Labels. Make labels in four steps: Start Mail Merge Labels, pick the product number, insert Address Block, click Update Labels. A 42 second Course Topics clip from the lesson Merging and printing letters and labels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-040-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-storage-classes-start-at-zero/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C08-R3.jpgauto, register, static, extern in CWhich storage classes start at zero? static and extern. C has four storage classes: auto (normal local), register (asks for speed), static (remembers) and extern (shares a global). A 44 second C clip from the lesson Scope, Lifetime and Storage Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C08-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-tag-makes-a-bold-heading-cell/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-017-R2.jpgHTML Table Tags: tr, th and tdWhich tag makes a bold heading cell? th. An HTML table needs three inner tags: tr makes a row, th a bold heading cell, and td a data cell. Lists use li. A 44 second Course Topics clip from the lesson List and Table Handling – ordered/unordered lists and tables.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-017-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-tag-suits-things-to-pack/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-017-R1.jpgHTML List or Table? Pick the Right TagWhich tag suits things to pack? ul, because order is not needed. Steps in order use ol, items in any order use ul, and data in rows and columns uses table. A 45 second Course Topics clip from the lesson List and Table Handling – ordered/unordered lists and tables.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-017-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-target-is-the-default/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-009-R3.jpgmailto and target="_blank" in HTML LinksWhich target is the default? _self. href="mailto:..." opens the email app, target="_blank" opens a new tab, and _self (same tab) is the default. A 42 second Course Topics clip from the lesson Links: significance of linking, anchor element (attributes: href, mailto), targets.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-009-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-target-makes-a-video-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-035-R1.jpgFriend Can't Open Your .sifz? Render ItWhich target makes a video file? ffmpeg. A .sifz file is only the Synfig project. Use File, Render to make output: GIF for a loop, ffmpeg for video, PNG for frames. A 44 second Course Topics clip from the lesson Exporting and rendering output.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-035-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-three-worries-are-named/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI47-R3.jpgDriverless Cars: Jobs, Privacy, Safety WorriesWhich three worries are named? Jobs, privacy, safety. Drivers may lose work, cameras record everyone, and AI makes new kinds of mistakes. A 42 second Artificial Intelligence clip from the lesson AI and Society: Self-driving Cars and Other Challenges.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI47-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-tool-decides-how-text-flows-around-a-picture/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-037-R2.jpgFour Image Tools in Writer: Wrap, Anchor, AlignWhich tool decides how text flows around a picture? Wrap. Wrap sets how text flows around a picture, anchor ties it to a place, align moves it and arrange picks the top image. A 43 second Course Topics clip from the lesson Positioning images in text: arrangement, anchoring, alignment, text wrapping.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-037-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-tool-for-a-leave-letter/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-20-R1.jpgWhich App for Which Job?Which tool for a leave letter? A word processor. Text needs a word processor, numbers need a spreadsheet, and a talk needs a presentation tool. A 44 second Employability Skills clip from the lesson Productivity tools overview.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-20-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-tool-joins-data-from-many-sheets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-039-R1.jpgToo Many Rows? 3 Calc Tools to Analyse DataWhich tool joins data from many sheets? Consolidate. Calc has three tools to analyse data: Consolidate joins many sheets, Subtotals total each group, Group hides details. A 41 second Course Topics clip from the lesson Analyse data: consolidating data; groups and subtotals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-039-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-topology-suits-a-school-computer-lab/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT05-R4.jpgWhich Topology for a Lab, Office or Bank?Which topology suits a school computer lab? Star, because faults are easy to find and nodes are easy to add. A school lab picks star, because faults are easy to find. A company with many floors picks tree. A bank that must never stop picks mesh. A 41 second Networks and the Internet clip from the lesson Network Topologies: Bus, Star, Ring, Tree and Mesh.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT05-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-topology-survives-a-broken-link-best/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT05-R2.jpgOne Cable Breaks: Which Topology Survives?Which topology survives a broken link best? Mesh, because it has many alternative paths. A broken bus backbone stops every node, a cut star cable isolates one node, one break can stop a ring, and a mesh uses another path. A 43 second Networks and the Internet clip from the lesson Network Topologies: Bus, Star, Ring, Tree and Mesh.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT05-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-topology-uses-the-least-cable/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT05-R3.jpgTopology Pros and Cons: Cheap vs ReliableWhich topology uses the least cable? Bus, which is why it is the cheapest. A bus is cheap but its backbone is a risk, a star depends on its hub, a ring breaks at one link, and a mesh is reliable but costly. A 42 second Networks and the Internet clip from the lesson Network Topologies: Bus, Star, Ring, Tree and Mesh.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT05-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-traceback-line-do-you-read-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY06-R2.jpgHow to read a Python tracebackWhich traceback line do you read first? The last line. How to read a Python traceback: read the last line first for the error name, then go to the line number. A 40 second Python clip from the lesson Errors in Python: Syntax, Logical and Run-time Errors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY06-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-transmission-suits-long-distances/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT02-R4.jpgSerial vs Parallel TransmissionWhich transmission suits long distances? Serial, because it needs only one line and signals do not clash. Serial transmission sends bits one after another on one line, over long distances. Parallel sends many bits at once, but only short. A 41 second Networks and the Internet clip from the lesson Data Communication: Components, Bandwidth and Transmission Modes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT02-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-traversal-prints-the-root-last/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV32-R2.jpgPre, In, Post Order: Watch the RootWhich traversal prints the root last? Post order: left, right, then root. Pre order prints the root first, in order prints it in the middle, post order prints it last. A 43 second Java clip from the lesson Binary Trees and Tree Traversals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV32-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-two-collections-are-mutable/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY00-R3.jpgWhich Python Collections Can Change?Which two collections are mutable? Lists and dictionaries. Only lists and dictionaries are mutable. Strings and tuples cannot be changed in place. A 45 second Python clip from the lesson Class XI Python Revision in One Go.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY00-R3.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-type-is-a-review-you-write/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC01-R2.jpgActive vs Passive Digital FootprintWhich type is a review you write? Active. Active footprints are the ones you share on purpose, like a photo. Passive footprints are collected quietly, like app location and cookies. A 40 second Computer Science clip from the lesson Digital Footprints: Active and Passive.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC01-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-type-makes-voiceovers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI37-R4.jpgGenerative AI Tools: Text, Image, Audio, CodeWhich type makes voiceovers? Audio. ChatGPT writes notes, Firefly makes posters, ElevenLabs makes voiceovers, and Copilot helps write code. A 44 second Artificial Intelligence clip from the lesson Generative AI: How it Works, Types and Applications.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI37-R4.mp4https://www.youtube.com/embed/24te3lgCzS8442026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-type-of-ai-exists-today/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI01-R3.jpgNarrow, General and Super AI ExplainedWhich type of AI exists today? Only narrow AI. Narrow AI does one task, general AI would do any task, and super AI would beat humans. Only narrow AI exists today. A 44 second Artificial Intelligence clip from the lesson What is Artificial Intelligence? Intelligence, Evolution and Types of AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI01-R3.mp4https://www.youtube.com/embed/GGzKMsQBSRk442026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-type-stores-3-5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP02-R1.jpgint, double, char, bool: C++ Data TypesWhich type stores 3.5? double. Pick the C++ type that fits the value: int for whole numbers, double for decimals, char for one character, bool for true or false. A 41 second Cyber Safety and Ethics clip from the lesson C++ Tokens, Data Types, Variables and Operators.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP02-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-type-stores-85-5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB04-R4.jpgSQL Data Types: CHAR, INT, FLOAT, DATEWhich type stores 85.5? FLOAT. CHAR and VARCHAR store text, INT stores whole numbers, FLOAT stores decimals and DATE stores a date as YYYY-MM-DD. A 42 second Databases and SQL clip from the lesson Introduction to SQL and MySQL: DDL, DML and DQL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB04-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-uses-less-memory-and-cpu/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY12-R4.jpgCLI vs GUI: Typing or Clicking?Which uses less memory and CPU? The CLI. A CLI uses typed commands and few resources, and is fast for experts; a GUI uses icons and is easier to learn. A 45 second Computer Systems clip from the lesson The Operating System: Functions, Types and User Interfaces.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY12-R4.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-v-means-speed/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI39-R3.jpg5 Vs of Big Data: Can You Name Them?Which V means speed? Velocity. Volume is how much, velocity how fast, variety how many forms, veracity is trust, and value is usefulness. A 40 second Artificial Intelligence clip from the lesson Big Data: Types, Characteristics, Advantages and Disadvantages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI39-R3.mp4https://www.youtube.com/embed/mjXH-TRw_40402026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-v-means-trustworthiness/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY28-R3.jpgThe 5 Vs of Big Data ExplainedWhich V means trustworthiness? Veracity. The five Vs of big data are volume (amount), velocity (speed), variety (forms), veracity (trust) and value (insight). A 45 second Computer Systems clip from the lesson Emerging Trends: IoT, Sensors, Smart Cities, Big Data, AR and VR.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY28-R3.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-values-are-boundary-data-here/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-EG-004-R1.jpgNo Error Does Not Mean It Works: Test 3 Data TypesWhich values are boundary data here? 11 and 12. No error does not prove a program works. Test normal data (30), boundary data (11 and 12) and erroneous data (-5). A 44 second Course Topics clip from the lesson Designing and testing programs onscreen.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-EG-004-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-version-runs-for-calc-5-when-only-long-and-double-exist/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV15-R2.jpgNo int Version? What Java RunsWhich version runs for calc(5) when only long and double exist? The long version, because it is the closest widening. The compiler tries an exact match first, then widening, then boxing. For calc(5) with long and double versions, long wins. A 42 second Java clip from the lesson Method Overloading.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV15-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-websites-are-highly-reliable-for-exam-notices/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT14-R3.jpgCan You Trust This Web Page? 4 ChecksWhich websites are highly reliable for exam notices? Official board and NCERT websites. Before you trust a fact online, ask four questions: who wrote it, is the site official, is the date recent, and do other trusted sources agree? A 40 second Networks and the Internet clip from the lesson Search Engines and Finding Information Online.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT14-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-widget-checks-the-loaded-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI49-R4.jpgYour First Orange Workflow with Iris DataWhich widget checks the loaded data? Data Table. A first Orange workflow: File loads iris, Data Table checks it, Tree learns, Test and Score and Confusion Matrix test it. A 42 second Artificial Intelligence clip from the lesson Orange Data Mining: Components and the Widget Catalogue.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI49-R4.mp4https://www.youtube.com/embed/lZw39pWDzfI422026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-would-you-use-for-the-twelve-months/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV37-R4.jpgArray or ArrayList? How to ChooseWhich would you use for the twelve months? An array, because the count never changes. Use an array when the count is fixed, like twelve months. Use an ArrayList when items are added and removed, like a shopping cart. A 40 second Java clip from the lesson ArrayList and Collections.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV37-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/which-writes-formatted-data-to-a-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C15-R2.jpgfprintf, fgets, fputc: C File FunctionsWhich writes formatted data to a file? fprintf. C file functions add f to the name: fputc and fgetc for characters, fputs and fgets for lines, fprintf and fscanf for formatted data. A 44 second C++ clip from the lesson File Handling in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C15-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-can-see-the-addresses-in-cc/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT13-R3.jpgCC or BCC? Mailing 40 Parents SafelyWho can see the addresses in CC? Everyone who receives the mail. To is the main receiver, CC is a copy everyone can see, and BCC is a blind copy hidden from all other receivers. A 42 second Networks and the Internet clip from the lesson Email: Composing, Sending and Managing Messages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT13-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-catches-a-syntax-error/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV39-R1.jpgOne Missing Semicolon Stops EverythingWho catches a syntax error? The compiler, before the program runs. A syntax error breaks Java's grammar rules, so the compiler stops and nothing runs at all. A 39 second Java clip from the lesson Errors in Java Programs: Syntax, Run-time and Logical.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV39-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-frees-heap-memory/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C13-R1.jpgStack vs Heap Memory in CWho frees heap memory? You, with free. The stack holds local variables and is freed by the system; the heap holds malloc blocks and you must free them. A 43 second C++ clip from the lesson Dynamic Memory Allocation: malloc, calloc, realloc and free.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C13-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-gives-a-new-object-its-starting-values/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV16-R1.jpgWho Fills a New Java Object?Who gives a new object its starting values? Its constructor. A constructor gives a new object its starting values. It has the class name, no return type, and runs by itself when new makes the object. A 38 second Java clip from the lesson Constructors and the this Keyword.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV16-R1.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-gives-input-to-an-automatic-door/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY05-R4.jpgSensors as Input: No Human NeededWho gives input to an automatic door? A motion sensor. A sensor measures something real and gives input automatically: motion for doors, temperature for heat, light for brightness. A 39 second Computer Systems clip from the lesson Input Devices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY05-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-is-a-stakeholder/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI06-R4.jpgStakeholders in an AI Project: Who Else Cares?Who is a stakeholder? Anyone affected by the problem. Stakeholders are everyone affected by a problem. Students want peace, canteen staff want less rush, parents want healthy children. A 42 second Artificial Intelligence clip from the lesson Problem Scoping: the 4Ws Canvas and 5W1H.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI06-R4.mp4https://www.youtube.com/embed/UruKfqH1dXQ422026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-is-served-first-in-a-ticket-line/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV30-R2.jpgWho Gets the Ticket First?Who is served first in a ticket line? The first person who joined. That is FIFO. In a queue, items join at the rear and leave from the front, so the first item inserted is the first one deleted. A 43 second Java clip from the lesson Stacks, Queues and Deques Using Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV30-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-is-the-parent-of-a-class-with-no-extends/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV26-R4.jpgWho Is Every Java Class's Parent?Who is the parent of a class with no extends? Object, the root class of every Java class. If you write no extends, your class still extends Object, which is why every object has toString(), equals() and getClass(). A 42 second Java clip from the lesson Abstract Classes, Interfaces and Polymorphism.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV26-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-is-your-first-boss/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-III-17-R1.jpgWhat the Self-Management Unit CoversWho is your first boss? You are. Self-management comes before anyone else guides you. The Class 11 self-management unit has four skills: know yourself, manage stress, set SMART goals, and build confidence by practice. A 40 second Employability Skills clip from the lesson Employability Skills III: Unit 2: Self-Management Skills III.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-17-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-is-your-own-manager/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-I-02-R1.jpgSelf-Management Skills in 40 SecondsWho is your own manager? You are. Self-management means knowing your strengths, building self-confidence, thinking positively and staying neat and groomed. A 42 second Employability Skills clip from the lesson Employability Skills I: Self-Management Skills-I.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-02-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-made-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP01-R1.jpgWhy Is It Called C++? From C to C++Who made C++? Bjarne Stroustrup. C came in 1972; C++ by Bjarne Stroustrup got its name in 1983, and ++ means one step ahead of C. A 40 second Cyber Safety and Ethics clip from the lesson Introduction to C++: Structure of a Program, cin and cout.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP01-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-made-moral-machine/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI13-R4.jpgMoral Machine: Who Should a Driverless Car Save?Who made Moral Machine? Researchers at MIT. Moral Machine is MIT's online game: a driverless car's brakes fail and you choose who it saves, then compare choices. A 37 second Artificial Intelligence clip from the lesson AI Ethics: Principles, Frameworks and Policies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI13-R4.mp4https://www.youtube.com/embed/7r2xf_VwGsA372026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-makes-tensorflow/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI36-R1.jpgTensorFlow vs Keras: Which to Learn?Who makes TensorFlow? Google. Both. TensorFlow is Google's deep learning engine, and Keras is the easy API inside it for building layers. A 40 second Artificial Intelligence clip from the lesson Deep Learning Hands-on with TensorFlow and Keras.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI36-R1.mp4https://www.youtube.com/embed/0uXjxJNS7Yo402026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-makes-ubuntu/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-001-R1.jpgA Free Operating System for Your Lab? UbuntuWho makes Ubuntu? Canonical. Yes, a computer can run without Windows for free. Ubuntu Linux is a free, open source operating system made by Canonical. A 42 second Course Topics clip from the lesson What is Ubuntu Linux.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-001-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-often-answers-a-bank-helpline/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-010-R1.jpgIT vs ITeS vs BPO: Who Answers the Helpline?Who often answers a bank helpline? A BPO team. IT is computers and networks, ITeS uses IT to serve customers, and BPO does another company's work. BPO can be voice or non-voice. A 44 second Course Topics clip from the lesson Introduction to IT and ITeS, BPO services.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-010-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-owns-the-internet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT04-R4.jpgThe Internet Is the Largest WANWho owns the Internet? Nobody owns all of it. Every part follows the same protocols. The Internet is the largest wide area network: a network of networks joining billions of devices across the world. A 43 second Networks and the Internet clip from the lesson Types of Networks: PAN, LAN, MAN and WAN.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT04-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-rewrites-the-program-each-time/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY30-R3.jpgHow a Spam Filter Learns: Machine LearningWho rewrites the program each time? No one; it adapts itself. A spam filter checks emails against learned patterns, you mark its mistakes, and it adapts its own data. A 40 second Computer Systems clip from the lesson AI: Characteristics, Expert Systems and Machine Learning.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY30-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-set-the-sdgs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI21-R3.jpgWhat Are the 17 SDGs?Who set the SDGs? The United Nations. The 17 Sustainable Development Goals were adopted by the United Nations in 2015, with a target year of 2030. A 39 second Artificial Intelligence clip from the lesson Design Thinking, Empathy Maps and the SDGs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI21-R3.mp4https://www.youtube.com/embed/7MujUSiJj6o392026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-sets-ethics/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC13-R3.jpgIf It Is Legal, Is It Right?Who sets ethics? Society and your own conscience. Laws come from government; ethics come from conscience. Breaking a law brings punishment; breaking ethics costs trust. A 42 second Computer Science clip from the lesson Ethical Issues in Computing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC13-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-should-know-your-otp/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI16-R3.jpgProtect Your Personal Data: 4 HabitsWho should know your OTP? Only you. Use strong, different passwords, never share your OTP, allow only needed app permissions and keep apps updated. A 37 second Artificial Intelligence clip from the lesson Data Privacy and Data Security.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI16-R3.mp4https://www.youtube.com/embed/RndmcABGyuk372026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-works-out-t/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP13-R1.jpgFunction Templates in C++: One Function, Many TypesWho works out T? The compiler. template‹class T› makes one function for many types: sq(3) makes T an int, sq(1.5) makes T a double. A 42 second Cyber Safety and Ethics clip from the lesson Templates and Exception Handling in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP13-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-writes-the-rules/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI09-R1.jpgRule-based AI: Catching Spam with If-Then RulesWho writes the rules? A human. In a rule-based model, a human writes if-then rules. The model follows them but never learns. A 39 second Artificial Intelligence clip from the lesson Modelling: Rule-based vs Learning-based AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI09-R1.mp4https://www.youtube.com/embed/Gkt3T0X7D5M392026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-wrote-an-early-computer-program/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC12-R2.jpgIs Coding a Boys' Subject? NoWho wrote an early computer program? Ada Lovelace. Fewer women work in computing, stereotypes push girls away and girls often get less device time. Ada Lovelace wrote an early computer program. A 40 second Computer Science clip from the lesson Technology and Society: Health, Gender and Disability Issues.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC12-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/who-wrote-the-logic-in-old-ai/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI01-R2.jpgHow AI Changed: From Rules to LearningWho wrote the logic in old AI? Humans wrote the rules. Old AI followed rules written by humans. Since 2012, deep learning lets machines learn from data. A 44 second Artificial Intelligence clip from the lesson What is Artificial Intelligence? Intelligence, Evolution and Types of AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI01-R2.mp4https://www.youtube.com/embed/gIITiWnexCs442026-09-19T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/whose-method-runs-the-variable-s-or-the-object-s/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV26-R3.jpgBird or Crow? Whose Method RunsWhose method runs: the variable's or the object's? The object's, decided at run time. Java chooses the method from the actual object, not the variable type, so a Bird variable holding a Crow prints Caw caw. A 43 second Java clip from the lesson Abstract Classes, Interfaces and Polymorphism.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV26-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-7-0-and-not-7/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV09-R1.jpgWhy Math.sqrt(49) Prints 7.0Why 7.0 and not 7? sqrt returns a double, so the decimal part is shown. sqrt, cbrt and pow always return a double, so the answer shows a decimal. Math.abs keeps the type it was given. A 43 second Java clip from the lesson Mathematical Library Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV09-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-are-video-files-big/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-021-R1.jpgWhy Is a Video File So Huge?Why are video files big? They store many frames every second. Text and graphics stay still and audio is only sound, but video stores many frames every second, so its files are huge. A 41 second Course Topics clip from the lesson Text, audio, video, graphics and animation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-021-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-avoid-a-bare-except/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY23-R3.jpgOne except for All? Catch Specific ExceptionsWhy avoid a bare except? It catches every exception, even your own bugs. Name the exception you expect in Python, like except ValueError; a bare except catches everything and hides your bugs. A 39 second Python clip from the lesson Exception Handling: try, except, else and finally.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY23-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-avoid-cracked-software/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY13-R4.jpgIs Free Cracked Software Safe? NoWhy avoid cracked software? It can hide malware. No, cracked software can hide malware: install from the official store or maker's website, untick extra offers and remove apps with Uninstall. A 43 second Computer Systems clip from the lesson Using the Desktop: Files, Folders, Settings and Installing Software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY13-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-avoid-one-big-table/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB13-R1.jpgWhy Not Just One Big Table?Why avoid one big table? It repeats data and invites mistakes. One big table repeats data. Split tables store each house name once, cause fewer typing mistakes and let you rename in one place. A 42 second Databases and SQL clip from the lesson Working with Two Tables: Cartesian Product, Equi-join and Natural Join.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB13-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-a-bank-chatbot-answer-at-midnight/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI03-R2.jpgBenefits of AI: Speed, 24x7 Work, Big DataWhy can a bank chatbot answer at midnight? AI works day and night. AI is fast, works day and night and handles huge data. People still make the decisions. A 40 second Artificial Intelligence clip from the lesson AI Terminologies, Benefits and Limitations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI03-R2.mp4https://www.youtube.com/embed/LaJeQasUzCc402026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-a-name-not-be-a-key/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB03-R1.jpgTwo Students Named Riya Shah?Why can a name not be a key? Because names can repeat. Names can repeat, so each row needs a unique value, like an admission number. That column is called a key. A 39 second Databases and SQL clip from the lesson Keys in a Database: Primary, Candidate, Alternate and Foreign Key.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB03-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-a-small-gap-look-huge/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI15-R4.jpgMisleading Charts: Check the AxisWhy can a small gap look huge? The axis starts above zero. A 2 percent gap can look huge when the axis starts above zero. Check title, source, axis and sample size. A 37 second Artificial Intelligence clip from the lesson Data Literacy: Meaning, Importance and the Data Literacy Process.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI15-R4.mp4https://www.youtube.com/embed/LJf9EgLf4D8372026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-my-child-class-not-see-a-field/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV25-R3.jpgChild Class Cannot See the Field?Why can my child class not see a field? It is probably private, which stays in its own class. private stays in its own class, default works inside the package, protected reaches child classes anywhere, and public reaches everyone. A 41 second Java clip from the lesson Inheritance in Java: extends, super and Method Overriding.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV25-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-my-code-not-find-the-control-after-i-changed-its-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV38-R2.jpgEdit Text vs Change Variable NameWhy can my code not find the control after I changed its text? Text and variable name are two different things. Change Variable Name changes the code name. Edit Text changes what the user sees on a control. Change Variable Name changes the name your code uses. A 39 second Java clip from the lesson GUI Applications in NetBeans: JFrame, JPanel, JTable and JOptionPane.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV38-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-nobody-type/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-019-R1.jpgProtected Sheet and Nobody Can Type?Why can nobody type? Every cell starts Locked. All cells start Locked, so protecting at once locks everything. Unlock the entry cells with Ctrl+1, then Protect Sheet. A 43 second Course Topics clip from the lesson Protect and unprotect worksheets.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-019-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-rom-not-hold-your-files/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY08-R1.jpgWhy Not Store All Your Files in RAM?Why can ROM not hold your files? It cannot be changed to save your files. RAM is volatile, small and costly per GB, so files are kept in secondary storage instead. A 40 second Computer Systems clip from the lesson Secondary Storage: Magnetic, Optical, Solid State and Cloud.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY08-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-subtotals-come-out-wrong/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-039-R3.jpgSubtotals Look Wrong? Sort First in CalcWhy can subtotals come out wrong? The data was not sorted by the group column first. Subtotals look wrong? You probably forgot to sort by the group column before Data, Subtotals. A 43 second Course Topics clip from the lesson Analyse data: consolidating data; groups and subtotals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-039-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-t-you-use-to-find-nan/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY41-R2.jpgWhy == NaN Never Finds Missing ValuesWhy can't you use == to find NaN? Because NaN is not equal to anything, not even itself. NaN is not equal to anything, not even itself, so == can never find it. A 45 second Python clip from the lesson Handling Missing Values in Pandas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY41-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-can-you-not-install-apps-on-a-fridge/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY25-R1.jpgWhat Is an Embedded System? Your Fridge Has OneWhy can you not install apps on a fridge? Its computer is embedded, with one fixed job. An embedded system sits inside a larger device, does one dedicated job, and its program is fixed in memory. A 41 second Computer Systems clip from the lesson Embedded Systems.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY25-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-delete-unused-accounts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC01-R4.jpg4 Ways to Shrink Your Digital FootprintWhy delete unused accounts? They still hold your data. Share fewer personal details, keep accounts private, delete unused accounts and deny apps extra permissions. A 42 second Computer Science clip from the lesson Digital Footprints: Active and Passive.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC01-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-a-program-with-no-compile-error-still-crash/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV39-R2.jpgIt Compiled, Then Crashed: Run-time ErrorsWhy did a program with no compile error still crash? It had a run-time error, which appears only while running. A run-time error passes the compiler but stops the program while it is running, and Java throws an exception. A 39 second Java clip from the lesson Errors in Java Programs: Syntax, Run-time and Logical.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV39-R2.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-all-marks-become-80/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB06-R2.jpgEveryone Got 80 Marks? You Forgot WHEREWhy did all marks become 80? The UPDATE had no WHERE. SET says what to change and WHERE says which rows. Without WHERE, UPDATE changes every row in the table. A 38 second Databases and SQL clip from the lesson SQL Data Manipulation: INSERT, UPDATE and DELETE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB06-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-append-give-a-nested-list/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY14-R1.jpgappend() or extend()? Adding Items to a Python ListWhy did append give a nested list? append adds the whole list as one item. append() adds exactly one item to a Python list, extend() adds each item separately, and insert() adds at an index. A 45 second Python clip from the lesson List Methods and Built-in Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY14-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-break-not-end-my-program/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV45-R4.jpgbreak or System.exit(0)? The DifferenceWhy did break not end my program? break only leaves the switch or loop, not the program. break leaves only the switch or the loop. System.exit(0) ends the whole program at once, from anywhere. A 42 second Java clip from the lesson Menu-driven Programs with switch and System.exit.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV45-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-changing-an-item-give-a-typeerror/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY16-R1.jpgWhy Can't I Change It? Tuple vs List in PythonWhy did changing an item give a TypeError? It was a tuple, and tuples are immutable. A Python tuple uses round brackets and its items never change, so changing one gives a TypeError; lists can change. A 43 second Python clip from the lesson Tuples: Operations, Methods and Tuple Assignment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY16-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-colour-red-do-nothing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-044-R1.jpgCSS color Not colour: Why Your Style FailsWhy did colour: red do nothing? CSS only knows color. CSS only knows color, spelt without u. Write font-size: 18px with no space, and background-color fills behind. A 44 second Course Topics clip from the lesson Formatting text, colour, background and layout with CSS.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-044-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-marks-become-none/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY14-R5.jpgStoring append() Gave None? Python List TrapWhy did marks become None? append() returns None, and that None was stored in marks. marks = marks.append(78) sets marks to None, because append() changes the list and returns None; call append alone. A 41 second Python clip from the lesson List Methods and Built-in Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY14-R5.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-marks-not-change/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV14-R4.jpgWhy Did marks Stay 50 in Java?Why did marks not change? The method received a copy of the value, not the variable itself. The call holds the actual parameter; the header holds the formal one. An int is passed as a copy, so the caller's variable stays the same. A 40 second Java clip from the lesson User-defined Methods in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV14-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-copied-formula-give-wrong-answers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-050-R1.jpgCopied Formula Broke? $ Locks the ReferenceWhy did my copied formula give wrong answers? Its relative references shifted. Copying shifts relative references like B2. Dollar signs make $B$2 absolute, so it stays fixed. Mixed $B2 locks one part. A 44 second Course Topics clip from the lesson Relative and absolute cell references.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-050-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-link-break-at-school/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-041-R2.jpgLink Broke on a Pen Drive? Relative vs AbsoluteWhy did my link break at school? It was absolute, so the full path no longer matched. An absolute link stores the full path, so it breaks when moved. A relative link starts from your folder, so it works. A 41 second Course Topics clip from the lesson Hyperlinks: relative and absolute hyperlinks; creating and editing hyperlinks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-041-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-loop-add-only-once/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV11-R5.jpgOne Semicolon Broke This LoopWhy did my loop add only once? A semicolon after for(...) made the body empty, so the block below ran once. A semicolon right after for(...) makes the loop body empty, so the block below runs only once instead of repeating. A 41 second Java clip from the lesson Loops in Java: for, while and do-while.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV11-R5.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-old-lines-vanish/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY24-R2.jpgMode w Wiped My File! Python File ModesWhy did my old lines vanish? You opened the file with mode w, which erases it first. Python mode r only reads, w erases the file before writing, a adds at the end; r+, w+ and a+ add reading and writing. A 45 second Python clip from the lesson Text File Handling: Open, Read, Write and Append.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY24-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-recursion-never-stop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY38-R2.jpgRecursion Never Stops? Base Case ExplainedWhy did my recursion never stop? It needs a base case, and each call must move closer to it. Recursion needs a base case that returns with no more calls, and a recursive case that calls with a smaller value. fact(4) gives 24. A 38 second Python clip from the lesson Recursion in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY38-R2.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-resized-photo-stretch/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI31-R2.jpgOpenCV Resize: Why Your Photo Looks StretchedWhy did my resized photo stretch? Width and height were swapped. imread loads and imshow displays. Shape gives height first, but cv2.resize takes width first, then height. A 41 second Artificial Intelligence clip from the lesson Image Processing with OpenCV in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI31-R2.mp4https://www.youtube.com/embed/zLuGFvmto1A412026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-sheet-print-without-lines/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-047-R1.jpgGridlines vs Borders: Why Lines Don't PrintWhy did my sheet print without lines? It only had gridlines, which stay on screen. Gridlines stay on screen and do not print. Borders you add from the Borders button do print, and so does Fill Color. A 43 second Course Topics clip from the lesson Borders, shading and cell styles.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-047-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-shell-code-vanish/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY01-R3.jpgPython interactive vs script mode: where did my code go?Why did my Shell code vanish? Interactive mode does not save anything. Interactive mode runs one line and saves nothing; script mode saves a .py file for full programs. A 39 second Python clip from the lesson Getting Started with Python: Features, IDLE, Interactive and Script Mode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY01-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-string-stay-in-small-letters/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV20-R1.jpgYour Java String Did Not Change?Why did my string stay in small letters? toUpperCase() returns a new string; you must store it back. Strings are immutable, so toUpperCase() returns a new string. If you do not store it back, the change is lost. A 39 second Java clip from the lesson The String Class and String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV20-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-text-vanish-after-drawing-a-shape/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-055-R1.jpgText Hidden Under a Shape? Send to BackWhy did my text vanish after drawing a shape? The newer shape sits on top of it. Newer objects sit on top of older ones. If a shape hides your text, send the shape to back. A 40 second Course Topics clip from the lesson Adding text, images and objects.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-055-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-my-whole-list-vanish/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV31-R2.jpgOne Wrong Order Loses the ListWhy did my whole list vanish? You moved start before linking the new node, so the rest of the list was lost. To insert at the start, link the new node to start first, then move start. To delete the first node, move start to the next one. A 41 second Java clip from the lesson Linked Lists.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV31-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-nothing-appear-when-i-typed-sum/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-IV-06-R1.jpgWhat Does B2:B6 Mean?Why did nothing appear when I typed SUM? The formula needs an equals sign in front. Every formula starts with an equals sign, and B2:B6 means every cell from B2 to B6. SUM totals it, MAX gives the highest, MIN the lowest. A 45 second Employability Skills clip from the lesson Employability Skills IV: Spreadsheets for data and calculations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-06-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-only-riya-print/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C11-R2.jpgscanf vs fgets: Where Did the Surname Go?Why did only Riya print? scanf %s stops at the space. scanf with %s stops at a space, so "Riya Shah" gives only Riya; fgets reads the whole line, spaces too. A 44 second C++ clip from the lesson Strings in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C11-R2.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-sqrt-give-a-nameerror/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY22-R1.jpgsqrt Is Not Defined? import vs from importWhy did sqrt give a NameError? You used sqrt without math. or without from math import sqrt. After import math you must write math.sqrt(); after from math import sqrt you can write sqrt() alone. A 40 second Python clip from the lesson Python Modules: math, random and statistics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY22-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-the-loop-stop-at-4/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV39-R4.jpgSum Is 10, Not 15: Debug a LoopWhy did the loop stop at 4? Because i ‹ 5 is false when i is 5. Adding 1 to 5 should give 15, but the loop printed 10, because the condition i ‹ 5 stops before 5 is added. A 37 second Java clip from the lesson Errors in Java Programs: Syntax, Run-time and Logical.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV39-R4.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-the-original-list-change/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY13-R5.jpgYou Changed the Copy, the Original Changed Too?Why did the original list change? alias = team did not copy it. Both names share one list. In Python, alias = team gives the same list a second name, so changes show in both; team.copy() makes a new list. A 43 second Python clip from the lesson Lists: Creating, Indexing, Slicing and List Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY13-R5.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-the-switch-print-three-things/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV10-R3.jpgSwitch Printed 3 Lines? Missing breakWhy did the switch print three things? There was no break, so it fell through into the next cases. Without break, a matched case keeps running into the next cases and default, so a switch on 2 prints Tue Wed and a question mark. A 42 second Java clip from the lesson Conditional Constructs: if, if-else-if and switch.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV10-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-the-wallet-not-change-without-global/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY21-R2.jpgWhy Did the Wallet Not Change? Python globalWhy did the wallet not change without global? Storing inside made a new local wallet. Without global, storing inside a Python function makes a new local; global wallet makes the function change the outer variable. A 40 second Python clip from the lesson Scope of Variables: Local and Global.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY21-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-did-the-whole-line-centre/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-006-R1.jpgCentred One Word, Whole Line Moved? Here Is WhyWhy did the whole line centre? Alignment is paragraph formatting. Alignment is paragraph formatting, so it moves the whole paragraph. Bold and font are character formatting. A 40 second Course Topics clip from the lesson Character and paragraph formatting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-006-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-do-ai-builders-need-data-literacy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI15-R2.jpgWhy Data Literacy Matters for EveryoneWhy do AI builders need data literacy? Bad data makes the AI fail. Citizens spot fake charts and make smarter choices. AI builders need clean, fair data, or the AI fails. A 39 second Artificial Intelligence clip from the lesson Data Literacy: Meaning, Importance and the Data Literacy Process.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI15-R2.mp4https://www.youtube.com/embed/NYL4SpBx0-A392026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-do-marks-get-lost/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB14-R3.jpgFill the SQL Gaps: 3 Exam StepsWhy do marks get lost? Fields in the wrong order, or text without quotes. List the fields in the order asked, copy the table name exactly, then write the condition and the sort. A 42 second Databases and SQL clip from the lesson SQL for Cambridge IGCSE: Single-table Databases and Queries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB14-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-do-numbers-fade-by-evening/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI43-R1.jpgWhy Stories Stick and Numbers Do NotWhy do numbers fade by evening? They carry no meaning or emotion. Stories give numbers meaning, add emotion we remember, and follow a clear order. A 43 second Artificial Intelligence clip from the lesson Storytelling Basics: Elements of a Story and Freytag's Pyramid.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI43-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-do-packets-take-different-routes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT08-R3.jpgSame File, Different Roads: Router HopsWhy do packets take different routes? Each router chooses the best next hop at that moment, and traffic keeps changing. Each router picks the best next hop for each packet, so packets from one file can take different roads and arrive out of order. A 36 second Networks and the Internet clip from the lesson Packet Switching and How Data Travels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT08-R3.mp4362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-do-pixel-values-stop-at-255/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI29-R2.jpgWhy Pixel Values Stop at 255Why do pixel values stop at 255? Eight bits give 256 values, 0 to 255. Eight bits give 256 values, so greyscale runs 0 to 255. RGB uses three values, and red plus green makes yellow. A 40 second Artificial Intelligence clip from the lesson Images as Data: Pixels, Resolution, Features and Convolution.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI29-R2.mp4https://www.youtube.com/embed/_mh5tut3kic402026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-do-some-books-say-int-is-2-bytes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C02-R2.jpgint, float, double, char: Sizes in CWhy do some books say int is 2 bytes? Old 16-bit compilers like Turbo C used 2 bytes. char is 1 byte, int is usually 4 bytes (2 on old compilers like Turbo C), float is 4 and double is 8. A 44 second C clip from the lesson C Tokens, Data Types, Variables and Constants.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C02-R2.mp4https://www.youtube.com/embed/8ayy3r2D_NA442026-10-01T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-do-the-four-corners-form-a-group/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY22-R4.jpgK-Map Minimisation: 8 Minterms to 2 TermsWhy do the four corners form a group? The map wraps top to bottom and left to right. For Σ(0,2,5,7,8,10,13,15), the centre quad gives B.D and the corner quad gives B'.D', so F = B.D + B'.D'. A 40 second Computer Systems clip from the lesson Canonical SOP and POS Forms and Karnaugh Maps.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY22-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-do-updates-matter/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC05-R4.jpgStop Malware Before It Starts: 4 HabitsWhy do updates matter? They close weak points that malware uses. Update everything, keep antivirus and firewall on, install apps only from official stores, and take regular backups. A 39 second Computer Science clip from the lesson Malware: Viruses, Worms, Trojans, Spyware, Adware and Ransomware.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC05-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-do-variables-lose-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY24-R1.jpgWhere Did My Data Go? Why Python Uses FilesWhy do variables lose data? Memory clears when the program ends. Python variables live in memory, which clears when the program ends; a file on disk keeps the data. A 40 second Python clip from the lesson Text File Handling: Open, Read, Write and Append.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY24-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-1-print-as-1-in-np-array-1-2-5-3/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY29-R3.jpgNumPy dtype Trap: Why Did 1 Become 1.?Why does 1 print as 1. in np.array([1, 2.5, 3])? One value is a decimal, so the dtype becomes float64 for all values. In a NumPy array every value has one dtype. Mix in one decimal and the whole array becomes float, so 1 prints as 1. A 42 second Python clip from the lesson Introduction to NumPy Arrays.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY29-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-10-5-give-no-answer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-019-R2.jpgCalc Formula Must Start With =Why does 10+5 give no answer? It has no = sign, so Calc stores it as text. Type 10+5 in a Calc cell and you get text. Type =10+5 and you get 15. Plus F2 to edit and Ctrl+B for bold. A 43 second Course Topics clip from the lesson Data Editing and Formatting in Calc – entering, editing and formatting data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-019-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-11-come-before-10/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY22-R3.jpgK-Map Sizes and Gray Code Order: 00, 01, 11, 10Why does 11 come before 10? Gray code order, so neighbours differ in one bit. K-maps use Gray code order 00, 01, 11, 10 so neighbours differ in one bit. 2 variables: 4 boxes, 3: 8, 4: 16. A 41 second Computer Systems clip from the lesson Canonical SOP and POS Forms and Karnaugh Maps.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY22-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-40-50-2-give-65/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV39-R3.jpgNo Error, Wrong Answer: Logical ErrorsWhy does 40 + 50 / 2 give 65? Division runs first, so it is 40 + 25. A logical error gives no message at all. The program runs to the end, but the output is wrong. A 38 second Java clip from the lesson Errors in Java Programs: Syntax, Run-time and Logical.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV39-R3.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-40-print-fail/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-EG-003-R1.jpgIt Runs, but Is It Right? A Python Logic ErrorWhy does 40 print Fail? The condition › 40 excludes 40. mark = 40 should pass, but if mark › 40 prints Fail. That is a logic error; refine it with ≥. A 42 second Course Topics clip from the lesson Reading, writing, refining and evaluating programs in Python 3.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-EG-003-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-7-2-print-3/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV00-R1.jpgWhy 7 / 2 Is 3 in JavaWhy does 7 / 2 print 3? Both values are int, so the decimal part is dropped. In Java, 7 / 2 prints 3 because int divided by int drops the decimal. Use 7 / 2.0 for 3.5, and 7 % 2 for the remainder. A 43 second Java clip from the lesson ISC Class XI Java Revision in One Go.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV00-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-88-become-88-0-in-a-dataframe/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY31-R2.jpgPandas NaN Trap: Why Did 88 Become 88.0?Why does 88 become 88.0 in a DataFrame? The other row is missing a value, so pandas fills NaN and the column goes decimal. In pandas, a missing value becomes NaN. A column with NaN turns decimal, so 88 prints as 88.0. A 41 second Python clip from the lesson Pandas DataFrame: Create, Access and Modify.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY31-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-a-2d-array-need-two-indexes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV24-R1.jpgRow C, Seat 7: 2D ArraysWhy does a 2D array need two indexes? One for the row and one for the column, like a cinema seat. A 2D array is written m[row][col]: the row comes first, the column second, and both indexes start at 0. A 44 second Java clip from the lesson Two-dimensional Arrays and Matrices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV24-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-a-bar-look-almost-invisible/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-052-R1.jpgIs This Chart Misleading? Check the AxisWhy does a bar look almost invisible? The axis may not start at zero. A bar can look tiny when the axis does not start at zero. Read the title, axes and legend first, then check the scale. A 39 second Course Topics clip from the lesson Interpreting and formatting charts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-052-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-a-dat-file-look-like-junk-in-notepad/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY25-R1.jpgWhy a .dat File Looks Like JunkWhy does a .dat file look like junk in Notepad? It stores raw bytes, not readable characters. A binary file stores raw bytes, not characters, so Notepad shows junk. A text file stores characters and is readable. A 44 second Python clip from the lesson Binary Files and the pickle Module.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY25-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-aman-marks-have-no-brackets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY34-R3.jpgPython Attribute vs Method: Why Brackets?Why does aman.marks have no brackets? marks is an attribute, which is data, so we just read it. An attribute is data, so you read it with no brackets, like aman.marks. A method is an action, so brackets run it, like aman.passed(). A 37 second Python clip from the lesson Object Oriented Python: Classes, Objects and __init__.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY34-R3.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-an-int-go-into-a-double-without-a-cast/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV06-R1.jpgWhy No Cast for int to double?Why does an int go into a double without a cast? A double can hold every int value, so nothing is lost. A double can hold every int value, so Java widens an int to a double with no cast. The result prints with a decimal part. A 41 second Java clip from the lesson Type Conversion in Java: Implicit and Explicit Casting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV06-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-an-unmatched-label-give-nan/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY30-R4.jpgWhy Adding Two Series Gives NaNWhy does an unmatched label give NaN? Pandas matches by label, so that value has nothing to pair with. Pandas matches values by label, not by position, so a label found in only one Series has no pair and gives NaN. A 43 second Python clip from the lesson Pandas Series.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY30-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-b-b-5-fail/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-I-003-R1.jpgJava byte: Why b = b + 5 Fails but b += 5 WorksWhy does b = b + 5 fail? b + 5 is an int, which cannot go into a byte without a cast. b + 5 becomes an int, and an int cannot go into a byte without a cast. b += 5 casts back silently, so b becomes 15. A 45 second Course Topics clip from the lesson Assignment operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-I-003-R1.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-date-fail/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-036-R1.jpgLinux Command Not Found? Commands Are Case SensitiveWhy does DATE fail? Linux is case sensitive. Linux is case sensitive, so type commands in small letters. date shows the time, cal a calendar, whoami your name, man help. A 43 second Course Topics clip from the lesson General purpose Linux commands.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-036-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-drop-seem-to-do-nothing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY31-R3.jpgPandas drop() Did Nothing? Store the ResultWhy does drop() seem to do nothing? drop gives back a new table, so you must store it in df. In pandas, drop() and rename() give back a new table. Store it with df = df.drop(...) or nothing changes. A 41 second Python clip from the lesson Pandas DataFrame: Create, Access and Modify.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY31-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-each-row-get-one-more-star/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV13-R2.jpgStar Triangle: the One Line TrickWhy does each row get one more star? The inner loop runs up to i, which is the row number. In a star triangle the inner loop runs up to i, the row number, so row 1 prints one star and row 4 prints four. A 40 second Java clip from the lesson Nested Loops, Patterns and Number Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV13-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-except-oserror-catch-a-missing-file/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV28-R4.jpgMissing file? Handle file errors with try-exceptWhy does except OSError catch a missing file? FileNotFoundError is an OSError. Stop a missing file from crashing your Python program: put file code in try and catch OSError. A 38 second Java clip from the lesson File Handling.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV28-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-factorial-start-at-1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY08-R5.jpgTable, factorial, series: one loop ideaWhy does factorial start at 1? Multiplying by 0 would make it 0. Three Python for loop programs: multiplication table, factorial and sum of a series. Multiply starts at 1, add starts at 0. A 43 second Python clip from the lesson for Loop and range().https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY08-R5.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-he-hit-the-bat-confuse-a-computer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI32-R1.jpgWhy Human Language Is Hard for ComputersWhy does 'He hit the bat' confuse a computer? Bat has two meanings. One word has many meanings, word order changes meaning, and people use sarcasm and Hinglish. Computers need context. A 44 second Artificial Intelligence clip from the lesson Natural Language Processing: Language, Phases and Applications.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI32-R1.mp4https://www.youtube.com/embed/FMNrTD-1xkY442026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-java-skip-my-name/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV08-R3.jpgJava Skipped Your Name? One Line FixWhy does Java skip my name? The leftover new line from Enter is read by nextLine() as an empty string. nextInt() leaves the Enter key's new line in the input, so the next nextLine() returns empty. Call nextLine() once to discard it. A 41 second Java clip from the lesson Input in Java: Scanner Class and Other Input Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV08-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-marks-null-return-no-rows/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB08-R4.jpgWhy = NULL Finds Nothing in SQLWhy does marks = NULL return no rows? NULL is unknown, so = is never true. NULL means unknown, so = is never true for it. Use IS NULL to find missing values and IS NOT NULL to find present ones. A 42 second Databases and SQL clip from the lesson SQL Operators: BETWEEN, IN, LIKE and IS NULL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB08-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-my-cell-show-the-formula-as-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-IV-03-R1.jpgFormula Not Working? Start With =Why does my cell show the formula as text? You left out the equals sign at the start. A spreadsheet formula must start with an equals sign. Without it the cell shows plain text; with it, SUM adds the range. A 43 second Employability Skills clip from the lesson Employability Skills IV: Information and Communication Technology (ICT) Skills - IV.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-03-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-my-dictionary-loop-print-only-names/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY17-R3.jpgLoop Prints Only Names? Traverse a DictionaryWhy does my dictionary loop print only names? A plain loop gives only the keys. A plain for loop over a Python dictionary gives only keys; use items() to get each key and value together. A 39 second Python clip from the lesson Dictionaries: Key-Value Pairs, Methods and Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY17-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-my-loop-never-stop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV43-R3.jpgFinite, Infinite and Empty Loops in JavaWhy does my loop never stop? Often the update is missing, so the loop variable never changes. A finite loop ends after a fixed number of rounds, an infinite loop never ends, and an empty loop has only a semicolon as its body. A 40 second Java clip from the lesson Converting Between for, while and do-while, and Finite vs Infinite Loops.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV43-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-my-loop-variable-vanish/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV18-R3.jpgCannot Find Symbol? Scope ExplainedWhy does my loop variable vanish? Its scope is the loop block, so it disappears when the loop ends. Scope is where a name works; lifetime is how long it exists. A local variable dies when its block ends, and a static one lasts the whole run. A 41 second Java clip from the lesson Access Specifiers, Encapsulation and Visibility.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV18-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-my-matrix-print-on-one-long-line/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV24-R2.jpgWhy Does My Matrix Print in One Line?Why does my matrix print on one long line? There is no println() after each row. Use nested loops: the outer loop picks a row, the inner loop prints each column with print, and println() after the row starts a new line. A 41 second Java clip from the lesson Two-dimensional Arrays and Matrices.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV24-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-my-queue-say-full-when-cells-are-empty/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV30-R3.jpgQueue Full but Cells Empty?Why does my queue say full when cells are empty? The rear reached the last index, but the cells behind the front are unused. A circular queue fixes that. A simple queue wastes the cells behind the front. A circular queue wraps the rear with (r + 1) % size, and a deque works at both ends. A 40 second Java clip from the lesson Stacks, Queues and Deques Using Classes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV30-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-my-recursion-crash-with-stackoverflowerror/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV29-R2.jpgStackOverflowError? Add a Base CaseWhy does my recursion crash with StackOverflowError? There is no base case, so the calls never stop. A recursive method needs a base case that stops the calls and a recursive case that shrinks the input towards it. A 41 second Java clip from the lesson Recursion in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV29-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-mysql-show/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB04-R3.jpgMySQL Waits for More Input? Add a SemicolonWhy does MySQL show -›? The statement has no semicolon yet. Log in with mysql -u root -p. If you forget the semicolon, MySQL shows -› and waits. Type ; and press Enter. A 40 second Databases and SQL clip from the lesson Introduction to SQL and MySQL: DDL, DML and DQL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB04-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-new-shape-fail/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV26-R1.jpgWhy new Shape() Fails in JavaWhy does new Shape() fail? An abstract class cannot create objects. An abstract class is incomplete, so it cannot create objects. Its abstract method has no body, and the child class must write one. A 43 second Java clip from the lesson Abstract Classes, Interfaces and Polymorphism.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV26-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-new-stu-give-an-error/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV16-R2.jpgWhy new Stu() Suddenly FailsWhy does new Stu() give an error? Because you wrote a parameterised constructor, so Java no longer supplies the default one. Java adds a hidden default constructor only when you write none. Once you write a parameterised one, empty brackets no longer compile. A 41 second Java clip from the lesson Constructors and the this Keyword.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV16-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-nothing-happen-when-i-click-the-button/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV38-R4.jpgMake a Button Work: ActionPerformedWhy does nothing happen when I click the button? You have not written code in its ActionPerformed method. Double-click the button in Design view. NetBeans creates its ActionPerformed method, and code you write there runs on every click. A 41 second Java clip from the lesson GUI Applications in NetBeans: JFrame, JPanel, JTable and JOptionPane.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV38-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-nums-1-3-give-only-two-items/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY13-R2.jpgSlice 1 to 3, Get Two Items? Python List SlicingWhy does nums[1:3] give only two items? The slice stops before index 3. A Python list slice stops before the stop index, so nums[1:3] gives two items, and nums[-1] is the last item. A 42 second Python clip from the lesson Lists: Creating, Indexing, Slicing and List Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY13-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-obj-bal-give-a-compile-error/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP08-R1.jpgprivate vs public in a C++ ClassWhy does obj.bal give a compile error? bal is private. private members work only inside the class, public members work anywhere, and a class with no label is private. A 41 second Cyber Safety and Ethics clip from the lesson Classes and Objects with Constructors and Destructors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP08-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-one-value-need-a-comma-in-m/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY28-R5.jpgPass User Values With %s or format()Why does one value need a comma in (m,)? Without the comma it is not a tuple. Use %s as a placeholder in the query and pass the values as a tuple to execute, remembering the comma in (m,). A 40 second Python clip from the lesson Connecting Python with MySQL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY28-R5.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-print-marks-sort-show-none/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY14-R3.jpgWhy Did It Print None? sort() vs sorted() in PythonWhy does print(marks.sort()) show None? sort() changes the list itself and returns None. print(marks.sort()) prints None because sort() changes the list and returns None; sorted() returns a new sorted list. A 40 second Python clip from the lesson List Methods and Built-in Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY14-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-return-inside-a-lambda-give-a-syntax-error/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY37-R2.jpgreturn Inside lambda? Syntax Error ExplainedWhy does return inside a lambda give a syntax error? A lambda holds one expression and its value returns by itself; return is a statement. A Python lambda is: lambda, parameters, colon, one expression. The value returns by itself, so writing return gives a syntax error. A 41 second Python clip from the lesson Lambda Functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY37-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-riya-need-5-boxes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP05-R2.jpgchar Array vs std::string in C++Why does Riya need 5 boxes? 4 letters plus \0. A char array ends with \0 and has a fixed size, so Riya needs 5 boxes; std::string grows by itself and joins with +. A 41 second Cyber Safety and Ethics clip from the lesson Arrays and Strings in C++.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP05-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-square-root-need-import/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY19-R2.jpgWhy Does sqrt Need import? 3 Kinds of FunctionsWhy does square root need import? It lives in the math module. Python has built-in functions like print() that are always ready, module functions like math.sqrt() that need import, and user-defined ones. A 41 second Python clip from the lesson User-defined Functions: Defining, Calling and Returning Values.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY19-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-storing-byte-byte-in-a-byte-fail/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV06-R3.jpgbyte + byte Is Not a byteWhy does storing byte + byte in a byte fail? Both are promoted to int, so the result is an int and needs a cast. Java promotes before it calculates: byte, short and char become int, and the biggest type in the expression decides the result. A 43 second Java clip from the lesson Type Conversion in Java: Implicit and Explicit Casting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV06-R3.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-study-more-fail/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/EMP-II-14-R1.jpgIs 'Study More' a Real Goal?Why does 'study more' fail? It has no measure and no deadline. No. Make it SMART: specific, measurable, achievable, relevant and time-bound, like 'solve 20 sums daily'. A 43 second Employability Skills clip from the lesson Goal setting and time management.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-14-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-temp-give-a-nameerror-outside-the-function/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY21-R1.jpgWhy Is temp Not Found? Local vs Global in PythonWhy does temp give a NameError outside the function? temp is local to the function. A variable made inside a Python function is local, so using it outside gives a NameError; globals are outside all functions. A 40 second Python clip from the lesson Scope of Variables: Local and Global.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY21-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-the-field-print-null/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV16-R4.jpgField Printing null? Use this.nameWhy does the field print null? The parameter hides the field, so name = name assigns the parameter to itself. When a parameter has the same name as a field, the parameter hides it. this.name means the field of the current object. A 40 second Java clip from the lesson Constructors and the this Keyword.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV16-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-the-old-item-stay-in-a-list-default/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY20-R4.jpgWhy Is Pen Still in the Bag? Python Default TrapWhy does the old item stay in a list default? The default list is made once and shared by every call. A Python list default is made once, when def runs, so every call shares it; use bag=None and create a new list inside. A 42 second Python clip from the lesson Function Arguments: Positional, Default and Keyword Parameters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY20-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-the-same-face-fail-in-the-dark/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI50-R2.jpgWhy Face Unlock Fails at Night: Vision ChallengesWhy does the same face fail in the dark? Dim light changes every pixel value. Computer vision struggles because dim light changes every pixel, a side angle changes shape, and biased data causes more errors for some groups. A 43 second Artificial Intelligence clip from the lesson Computer Vision: Applications, Challenges and the Future.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI50-R2.mp4https://www.youtube.com/embed/Wlca_84NppA432026-10-01T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-the-score-zero/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI33-R4.jpgTF-IDF: Why 'the' Scores ZeroWhy does 'the' score zero? It is in every document, so log(1) = 0. TF-IDF = TF x log(N/DF). 'the' is in all 3 documents, so log(1) = 0. 'cricket' is rare: log(3) = 0.477. A 42 second Artificial Intelligence clip from the lesson Text Processing: Normalisation, Tokenisation, Bag of Words and TF-IDF.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI33-R4.mp4https://www.youtube.com/embed/XAjxdpzlZok422026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-the-word-counter-start-at-1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV44-R3.jpgCount Vowels, Words and Letters in JavaWhy does the word counter start at 1? Two words have only one space between them. One charAt() loop counts all three. For vowels, search the character in "AEIOU". For words, count the spaces. For one letter, compare each character. A 42 second Java clip from the lesson String Programs: Palindrome, Reverse, Extraction and Counting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV44-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-the-zero-vanish/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-046-R1.jpgPIN Code Zero Vanished in Excel?Why does the zero vanish? Excel treats the entry as a number. General format drops a leading zero because Excel reads 0987 as a number. Format the cell as Text, or type an apostrophe first. A 44 second Course Topics clip from the lesson Formatting cells, numbers and text.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-046-R1.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-this-not-compile/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV17-R3.jpgNon-static Variable Cannot Be ReferencedWhy does this not compile? A static method has no object, so it cannot reference an instance variable directly. A static method has no object, so it cannot use an instance variable directly. Java refuses because it cannot tell whose value to use. A 40 second Java clip from the lesson Static Members: Class Variables and Class Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV17-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-undo-remove-the-latest-change/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY27-R4.jpgUndo and String Reversal With a StackWhy does undo remove the latest change? Because a stack pops the item that went in last. Undo pushes every change and pops the latest one, which is why the last change disappears first. A 41 second Python clip from the lesson Stack Implementation Using a List.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY27-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-does-while-s-n-stop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C11-R4.jpgString Length Without strlen in CWhy does while (s[n]) stop? The null character is 0, which is false. Start n at 0 and add one while s[n] is not the null character; "Surat" gives 5. A 42 second C++ clip from the lesson Strings in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C11-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-give-only-width/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-016-R2.jpgHTML Image Size and alt Text ExplainedWhy give only width? Height adjusts by itself, so the image keeps its shape. width sets an image's size in pixels, height adjusts to keep the shape, and alt shows words if the image fails to load. A 41 second Course Topics clip from the lesson Handling Images in HTML – inserting images, dimensions and alt text.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-016-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-include-the-headings/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-051-R1.jpgMake an Excel Chart in 3 StepsWhy include the headings? They name the series in the legend. Select the data with headings, open Insert and pick a chart type, then use Chart Design to change type, data or labels. A 42 second Course Topics clip from the lesson Creating and editing charts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-051-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-153-special/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV13-R3.jpgWhy Is 153 a Special Number?Why is 153 special? It is an Armstrong number: the cubes of its digits add up to 153. A prime has exactly two factors, a perfect number equals its factor sum, an Armstrong number sums its digit cubes, and 121 is a palindrome. A 41 second Java clip from the lesson Nested Loops, Patterns and Number Programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV13-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-20-5-3-equal-to-12/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C04-R4.jpgIs 2 + 3 * 4 Twenty? Precedence in CWhy is 20 - 5 - 3 equal to 12? Same level, so it goes left to right. No, it is 14: multiply runs before plus, and operators at the same level follow associativity, like 20 - 5 - 3 = 12. A 43 second C clip from the lesson Operators and Expressions in C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C04-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-25-5-equal-to-255/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV19-R3.jpgWhy "25" + 5 Gives 255 in JavaWhy is "25" + 5 equal to 255? Text plus a number joins them instead of adding. Integer.parseInt turns text into a real int, so "25" + 5 becomes 30 instead of 255. Double.parseDouble does the same for decimals. A 40 second Java clip from the lesson Wrapper Classes, Autoboxing and Character Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV19-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-6-3-equal-to-2/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV07-R4.jpgWhy Is 6 & 3 Equal to 2?Why is 6 & 3 equal to 2? In binary, & keeps a 1 only where both numbers have a 1: 110 & 011 is 010. Bitwise & works on binary digits. 6 is 110 and 3 is 011, so & keeps a 1 only where both have 1, giving 010, which is 2. A 44 second Java clip from the lesson Java Operators, Precedence and Expressions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV07-R4.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-a-face-data-leak-worse-than-a-password-leak/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI50-R3.jpgComputer Vision and Privacy: You Cannot Reset a FaceWhy is a face data leak worse than a password leak? You can change a password, not your face. A leaked password can be changed, but leaked face data cannot, so computer vision raises privacy risks. A 41 second Artificial Intelligence clip from the lesson Computer Vision: Applications, Challenges and the Future.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI50-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-a-lan-usually-the-fastest/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT04-R2.jpgWho Owns a PAN, LAN, MAN or WAN?Why is a LAN usually the fastest? The distance is short, so there are fewer errors and delays. Size decides the owner: one person owns a PAN, one organisation owns its LAN, a company or government owns a MAN, and a WAN is shared by many. A 47 second Networks and the Internet clip from the lesson Types of Networks: PAN, LAN, MAN and WAN.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT04-R2.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-c-still-used/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C01-R1.jpgIs C Still Used? Where C Runs TodayWhy is C still used? It is fast and close to the hardware. Yes. C runs Linux, the chip in a washing machine, and even Python itself is written in C. A 42 second C clip from the lesson Introduction to C: Structure and Life Cycle of a C Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C01-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-double-7-2-only-3-0/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV06-R4.jpgOne Bracket Changes the OutputWhy is (double)(7/2) only 3.0? The brackets make int division happen first, giving 3, which is then widened. (double)7 / 2 gives 3.5 because 7 becomes 7.0 first. (double)(7/2) gives 3.0 because int division happens inside the brackets first. A 41 second Java clip from the lesson Type Conversion in Java: Implicit and Explicit Casting.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV06-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-false-for-two-identical-strings/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV20-R3.jpgWhy == Fails for Java TextWhy is == false for two identical strings? Because they can be two separate objects with the same text. == asks whether two names point to the same object, equals compares the characters, and compareTo gives the dictionary order as a number. A 42 second Java clip from the lesson The String Class and String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV20-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-fee-amt-9-1-an-error/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY20-R3.jpgWhy a SyntaxError Here? Python Argument RulesWhy is fee(amt=9, 1) an error? A keyword argument comes before a positional one. In a Python call, a keyword before a positional argument is a SyntaxError; a missing or doubled value is a TypeError. A 40 second Python clip from the lesson Function Arguments: Positional, Default and Keyword Parameters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY20-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-for-infinite/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV12-R3.jpgLoops That Never End in JavaWhy is for(;;) infinite? It has no condition, so Java treats it as always true. for(;;) and while(true) never turn false, so they are infinite. A loop whose body is just a semicolon is an empty loop. A 44 second Java clip from the lesson Jump Statements and Loop Variations: break, continue and Labels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV12-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-it-called-a-confusion-matrix/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI11-R1.jpgBuild a Confusion Matrix: 100 EmailsWhy is it called a confusion matrix? It shows where the model gets confused. For 100 emails: predicted spam gives TP 30 and FP 10; predicted not spam gives FN 20 and TN 40. A 38 second Artificial Intelligence clip from the lesson Model Evaluation Metrics: Confusion Matrix, Accuracy, Precision, Recall and F1.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI11-R1.mp4https://www.youtube.com/embed/vHT3SxhLE6Q382026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-it-called-a-cycle/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI05-R1.jpgAI Project Cycle in 5 StepsWhy is it called a cycle? Because it loops back to improve. Every AI project follows five stages in order, and it loops back if the result is not good. A 43 second Artificial Intelligence clip from the lesson The AI Project Cycle.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI05-R1.mp4https://www.youtube.com/embed/oCq2AXEXrXI432026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-it-called-bubble-sort/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV23-R1.jpgWhy Is It Called Bubble Sort?Why is it called bubble sort? The largest value rises to the end each pass, like a bubble. Bubble sort swaps neighbours when the left one is bigger, so the largest value rises to the end in every pass. A 40 second Java clip from the lesson Sorting Arrays: Bubble, Selection and Insertion Sort.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV23-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-math-round-4-5-equal-to-4/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV09-R3.jpground, ceil or floor for -4.5?Why is Math.round(-4.5) equal to -4? A half always rounds up, towards the bigger number. For -4.5: ceil goes up to -4.0, floor goes down to -5.0, and round gives -4 because a half rounds up. A 41 second Java clip from the lesson Mathematical Library Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV09-R3.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-my-new-heading-missing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-038-R2.jpgNew Heading Missing From Contents? Update IndexWhy is my new heading missing? The ToC needs updating: right-click, Update Index. A new heading is missing from your ToC? Right-click the ToC and choose Update Index. A 45 second Course Topics clip from the lesson Table of Contents: hierarchy of headings, creating, customizing, maintaining, updating and deleting a ToC.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-038-R2.mp4452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-my-saved-matplotlib-image-blank/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY33-R4.jpgBlank Image? savefig() Before show()Why is my saved Matplotlib image blank? show() clears the figure, so savefig() after it saves an empty picture. A blank saved chart in Matplotlib usually means show() ran first. Draw the chart, call savefig(), and call show() last. A 40 second Python clip from the lesson Data Visualisation with Matplotlib.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY33-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-my-title-not-on-the-page/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-062-R1.jpgHTML Title Tag: Where Does It Show?Why is my title not on the page? The title shows on the browser tab. The title tag shows on the browser tab, not on the page. The head holds page details; the body is what appears on screen. A 41 second Course Topics clip from the lesson Web Designing using HTML.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-062-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-numpy-fast/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY29-R1.jpgWhy NumPy? Add 5 to Every Mark Without a LoopWhy is NumPy fast? An array keeps values side by side, so maths works on all values at once. Why use NumPy in Python? A NumPy array lets you add 5 marks to every student in one line, with no loop. A 39 second Python clip from the lesson Introduction to NumPy Arrays.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY29-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-postfix-easier-for-a-computer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV33-R1.jpgWhy Computers Rewrite A + B as A B +Why is postfix easier for a computer? It needs no brackets and can be read once from left to right. Infix needs precedence rules and brackets. Postfix needs neither, so a computer can read it once, left to right, with a stack. A 42 second Java clip from the lesson Infix, Prefix and Postfix Expressions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV33-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-python-easy-for-beginners/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY01-R1.jpgWhy do schools teach Python first?Why is Python easy for beginners? It reads almost like English. What Python is and why it is used: it reads almost like English, has libraries, and is widely used in AI and data. A 40 second Python clip from the lesson Getting Started with Python: Features, IDLE, Interactive and Script Mode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY01-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-recovery-a-security-risk/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY09-R4.jpgSelling Your Old Phone? Wipe It FirstWhy is recovery a security risk? Deleted personal data can be brought back by the next owner. Recovery software can rebuild deleted files, so a buyer may see your photos and passwords; encrypt and factory reset before selling. A 38 second Computer Systems clip from the lesson Units of Memory, Data Deletion and Recovery.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY09-R4.mp4382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-riya-shah-isalpha-false/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY12-R3.jpgIs "Riya Shah" Alpha? Python is-Methods TrapWhy is "Riya Shah".isalpha() False? The space is not a letter. Python is-methods check every character; "Riya Shah".isalpha() is False because a space is not a letter. A 44 second Python clip from the lesson Built-in String Methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY12-R3.mp4442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-the-length-of-3-1-3-2-1-three/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY18-R1.jpgFive Items, Length Three? Python Set DuplicatesWhy is the length of {3, 1, 3, 2, 1} three? A set keeps only unique items. A Python set keeps only unique items; {3, 1, 3, 2, 1} has length 3 because equal values share a hash code. A 42 second Python clip from the lesson Sets and Set Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY18-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-the-middle-layer-called-hidden/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI35-R2.jpgInput, Hidden and Output Layers ExplainedWhy is the middle layer called hidden? We never see it directly. The input layer takes data, hidden layers find patterns we never see directly, and the output layer gives the answer. A 40 second Artificial Intelligence clip from the lesson Neural Networks: Parts, Working and Types.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI35-R2.mp4https://www.youtube.com/embed/tME943Zw-V8402026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-the-name-missing-in-my-child-class/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY39-R2.jpgWhere Did the Name Go? super().__init__()Why is the name missing in my child class? The child's __init__ replaced the parent's, which stored the name. A child's __init__ replaces the parent's, so the name is not stored. Call super().__init__() with the name, then add new attributes. A 42 second Python clip from the lesson Inheritance and Method Overriding in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY39-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-there-a-blank-row-after-every-csv-row/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY26-R4.jpgBlank Rows in Your csv File? Add newline=""Why is there a blank row after every CSV row? The writer adds a line ending, and Windows text mode adds another. Blank rows appear in a Python CSV because the writer adds a line ending and Windows text mode adds another; newline="" stops it. A 42 second Python clip from the lesson CSV Files with the csv Module.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY26-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-unsaved-work-lost-in-a-power-cut/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-N-058-R1.jpgPower Cut, Work Gone? RAM vs StorageWhy is unsaved work lost in a power cut? It was in RAM, which is volatile. Unsaved work sits in RAM, and RAM is volatile, so power off erases it. ROM and storage keep data safely. A 47 second Course Topics clip from the lesson Computer Fundamentals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-058-R1.mp4472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-unsaved-work-lost/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY03-R3.jpgPower Cut and Story Lost? RAM vs ROMWhy is unsaved work lost? It was in RAM, which is volatile. Unsaved work lives in RAM, which loses data without power; ROM keeps its data, and saving moves work to storage. A 40 second Computer Systems clip from the lesson Components of a Computer System and the Block Diagram.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY03-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-is-variable-data-lost/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV28-R1.jpgWhere did my data go? Why we need filesWhy is variable data lost? Memory is wiped when the program ends. Why files are needed in Python: variables live in memory that is wiped when the program ends, but a file stays. A 41 second Java clip from the lesson File Handling.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV28-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-keep-a-test-set-hidden/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY42-R2.jpgFull Marks on Seen Data Proves NothingWhy keep a test set hidden? Otherwise a model that memorised the data would still look perfect. A model can memorise the examples it has already seen, so its score on them proves nothing. A 41 second Python clip from the lesson Machine Learning in Python with Scikit-learn.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY42-R2.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-keep-the-brackets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY19-R4.jpgWrite a Logic Expression from a CircuitWhy keep the brackets? Without them the meaning changes. Label every gate output from left to right: NOT gives NOT A, OR gives B OR C, AND joins them to give Q. A 42 second Computer Systems clip from the lesson Logic Gates and Truth Tables.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY19-R4.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-link-instead-of-copying/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-C-040-R1.jpgLink, Do Not Copy: Linking Data in CalcWhy link instead of copying? The linked cell updates when the source changes, so numbers never disagree. Copying marks to another sheet causes mismatches. Link instead: a formula reads the other cell and updates itself. A 43 second Course Topics clip from the lesson Linking Spreadsheet Data: setting up multiple sheets; creating references to other sheets and other documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-040-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-must-anti-virus-be-updated/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC07-R2.jpgSkipping Updates? Here Is the RiskWhy must anti-virus be updated? New malware appears daily and needs new signatures. Anti-virus matches files against known malware, so a new list is needed as new malware appears. Updates patch weak points attackers use. A 43 second Computer Science clip from the lesson Protecting Systems: Firewalls, Anti-virus, Encryption and Updates.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC07-R2.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-must-you-point-the-remote-at-the-tv/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT03-R2.jpgRadio, Microwave or Infrared? Spot ItWhy must you point the remote at the TV? Infrared needs line of sight and cannot pass through walls. Radio waves pass through walls, microwaves travel in a straight line between towers and satellites, and infrared reaches a few metres. A 40 second Networks and the Internet clip from the lesson Transmission Media: Wired and Wireless.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT03-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-no-error-message/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY06-R4.jpgWhy logical errors are the hardest bugWhy no error message? The code is valid; only the logic is wrong. Why logical errors are hardest to find in Python: no error message, no line number, only a wrong answer. A 40 second Python clip from the lesson Errors in Python: Syntax, Logical and Run-time Errors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY06-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-no-zerodivisionerror/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY05-R2.jpgDivide by zero, no crash? Short circuit in PythonWhy no ZeroDivisionError? The left side is False, so Python skips the right. Short-circuit evaluation in Python: with and, a False left side means the right side is never run. A 42 second Python clip from the lesson Python Operators, Precedence and Expression Evaluation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY05-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-not-give-e-waste-to-any-scrap-dealer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC11-R4.jpgScrap Dealer or Registered Recycler?Why not give e-waste to any scrap dealer? Unregistered units break gadgets unsafely. Use a brand take-back scheme, an authorised collection centre, or a registered recycler only. Back up and reset the device first. A 40 second Computer Science clip from the lesson E-waste: Hazards, Management and Responsible Disposal.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC11-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-not-just-time-the-program-with-a-stopwatch/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV34-R1.jpgCount Steps, Not SecondsWhy not just time the program with a stopwatch? The time depends on the machine, so it cannot compare two algorithms fairly. A program is not fast just because your laptop is fast. Efficiency is measured by counting steps as the input size n grows. A 40 second Java clip from the lesson Algorithm Complexity and Big O Notation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV34-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-not-post-a-live-holiday-update/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC03-R4.jpgPosting Your Holiday Live? Social Network SafetyWhy not post a live holiday update? It tells others your home is empty. Keep your account private, accept only people you know, hide your live location and never meet an online friend alone. A 40 second Computer Science clip from the lesson Cyber Safety: Safe Browsing, Identity Protection and Confidentiality.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC03-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-not-post-in-anger/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SC02-R3.jpgThink Before You Post: Social Media EtiquetteWhy not post in anger? Posts spread fast and are hard to remove. Never post in anger, ask before posting someone else's photo, verify news before forwarding, and report hate instead of arguing. A 39 second Computer Science clip from the lesson Netiquette: Net, Communication and Social Media Etiquette.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC02-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-not-start-at-0/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY15-R1.jpgFind the Topper Without max()Why not start at 0? A list of only negative numbers would wrongly give 0. Start a variable at the first element of the list, then keep any bigger value you meet. A 40 second Python clip from the lesson List Programs: Maximum, Minimum, Mean, Linear Search and Frequency.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY15-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-not-write-i-5/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV21-R3.jpgNever Hard-code an Array SizeWhy not write i ‹ 5? If the array size changes, the loop breaks. m.length always matches. Writing i ‹ m.length keeps the loop correct even if the array size changes. Note that an array's length has no brackets. A 40 second Java clip from the lesson One-dimensional Arrays.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV21-R3.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-sort-by-two-columns/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB09-R2.jpgSort by Two Columns in SQLWhy sort by two columns? Many rows share the first value, so the second breaks the tie. The first column sorts the groups and the second breaks ties inside them. DESC applies only to the column it follows. A 42 second Databases and SQL clip from the lesson Sorting Results with ORDER BY.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB09-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-start-fact-at-1/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CP03-R4.jpgFactorial of 5 with One for Loop in C++Why start fact at 1? A product starts at 1; 0 would make it 0. Start fact at 1, multiply by 1 to 5 in a for loop, and it prints 120. A 40 second Cyber Safety and Ethics clip from the lesson Control Statements in C++: if, switch and Loops.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP03-R4.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-start-max-and-min-at-m-0/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV21-R4.jpgTotal and Topper in One LoopWhy start max and min at m[0]? So a negative set of values cannot be beaten by a wrong starting value like 0. One loop can add every mark, keep the biggest with Math.max and keep the smallest with Math.min. Start max and min at m[0]. A 39 second Java clip from the lesson One-dimensional Arrays.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV21-R4.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-study-millions-of-old-orders/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI40-R1.jpgWhat Does Big Data Analytics Do?Why study millions of old orders? To decide better. Big data analytics finds hidden patterns and turns data into decisions, like apps suggesting products. A 38 second Artificial Intelligence clip from the lesson Big Data Analytics and Mining Data Streams.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI40-R1.mp4https://www.youtube.com/embed/OXAH223EIGA382026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-test-each-method-immediately/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV41-R3.jpgCode One Method, Test It, Then ContinueWhy test each method immediately? So you know exactly which new code broke something. Never write the whole project at once. Write one method, test it with values you can check by hand, then start the next. A 37 second Java clip from the lesson Build a Complete Java Project.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV41-R3.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-the-broken-icon/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-045-R1.jpgBroken Image Icon in HTML? Check srcWhy the broken icon? src does not match the file name exactly. img needs the exact file name in src. Also: tr makes a row, td a cell, and the a tag with href makes a link. A 43 second Course Topics clip from the lesson Inserting images, tables and hyperlinks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-045-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-the-error-no-database-selected/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB05-R1.jpgNo Database Selected? Run USEWhy the error 'No database selected'? You did not run USE. CREATE DATABASE only makes the database. USE selects it, and you must run USE again every time you log in. A 39 second Databases and SQL clip from the lesson SQL Data Definition: CREATE DATABASE, CREATE TABLE, ALTER and DROP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB05-R1.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-the-error-when-order-by-comes-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/DB09-R3.jpgWHERE Before ORDER BY, AlwaysWhy the error when ORDER BY comes first? The clause order is fixed: WHERE, then ORDER BY. WHERE must come before ORDER BY. WHERE picks the rows, and ORDER BY then sorts only those rows. A 39 second Databases and SQL clip from the lesson Sorting Results with ORDER BY.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB09-R3.mp4392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-turn-photos-grey-first/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI31-R3.jpgConvert an Image to Greyscale in OpenCVWhy turn photos grey first? Less data and faster work. cvtColor with COLOR_BGR2GRAY turns blue, green, red into grey. Three channels become one: less data, faster work. A 41 second Artificial Intelligence clip from the lesson Image Processing with OpenCV in Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI31-R3.mp4https://www.youtube.com/embed/S2pwtZrC4S0412026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-use-a-chart-instead-of-a-table/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY33-R1.jpgWhy Visualise Data? Table vs ChartWhy use a chart instead of a table? Charts show patterns fast; tables hide them in numbers. Why visualise data? A chart shows a pattern faster than a table: a line shows a trend, bars compare groups, and odd values stand out. A 40 second Python clip from the lesson Data Visualisation with Matplotlib.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY33-R1.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-use-a-method/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV14-R1.jpgStop Typing the Same Code TwiceWhy use a method? To write the steps once and call them as often as you need. A method is a named block for one task. Reuse means write once and call often; modularity means splitting a program into small parts. A 42 second Java clip from the lesson User-defined Methods in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV14-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-use-a-new-pointer-for-realloc/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/C13-R3.jpgrealloc and free in C: Grow a Block SafelyWhy use a new pointer for realloc? It may fail and return NULL. realloc resizes a block and keeps old values; save its result in a new pointer since it may fail, and free each block once. A 42 second C++ clip from the lesson Dynamic Memory Allocation: malloc, calloc, realloc and free.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C13-R3.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-use-a-set-instead-of-a-list/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY18-R4.jpgList or Set? When to Use a Set in PythonWhy use a set instead of a list? It removes repeats and checks membership fast. Use a Python set to remove repeats and for fast in checks; use a list when you need order or indexes. A 43 second Python clip from the lesson Sets and Set Operations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY18-R4.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-use-version-control/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY44-R1.jpgfinal_final_2.py? Why Version ControlWhy use version control? It records every change and lets you go back to any version. Version control records every change, shows who changed what and why, and lets you go back to any version. Git is free and popular. A 41 second Python clip from the lesson Sharing Your Code: Version Control Basics.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY44-R1.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-use-while-true-to-read-records/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/PY25-R4.jpgRead Every Record Until EOFErrorWhy use while True to read records? Because you do not know how many records the file holds. Nobody tells you how many records a file holds, so loop with while True inside try and let except EOFError end it. A 41 second Python clip from the lesson Binary Files and the pickle Module.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY25-R4.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-was-the-hiring-tool-unfair/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI03-R3.jpgLimitations of AI: Bias, Wrong Facts, New CasesWhy was the hiring tool unfair? It learned from biased old data. AI can be unfair. A hiring tool copied bias from old data, chatbots can state wrong facts, and AI fails on unseen cases. A 43 second Artificial Intelligence clip from the lesson AI Terminologies, Benefits and Limitations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI03-R3.mp4https://www.youtube.com/embed/bYGGVeL0cv4432026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-was-the-unsaved-essay-lost/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/SY07-R2.jpgRAM Is Volatile: SRAM vs DRAMWhy was the unsaved essay lost? RAM is volatile. RAM loses its data without power; SRAM needs no refresh and is faster and costlier, so it is used for cache, while DRAM is main memory. A 48 second Computer Systems clip from the lesson Primary Memory: RAM, ROM and Cache.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY07-R2.mp4482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-will-my-file-program-not-compile/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV27-R1.jpgWhy Won't This File Code Compile?Why will my file program not compile? Opening a file can throw a checked exception, which must be handled or declared. A checked exception is found at compile time and must be handled. An unchecked one is a RuntimeException found while the program runs. A 42 second Java clip from the lesson Exception Handling in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV27-R1.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-will-my-program-not-compile/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV01-R5.jpgWhy Won't My Java Program Compile?Why will my program not compile? Often a missing closing brace or semicolon, or a class name that does not match the file name. Every Java program has the same skeleton: a class with braces, the main method inside it, and statements that end with a semicolon. A 41 second Java clip from the lesson Introduction to Java: Features, JVM, Bytecode and Your First Program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV01-R5.mp4412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-won-t-my-program-compile-after-int-total/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/JV05-R3.jpgWhy Won't This Java Variable Print?Why won't my program compile after int total;? A local variable has no default value, so it must be initialised before use. A local variable has no default value. Declare it with a type, give it a value, and only then use it. A 37 second Java clip from the lesson Data Types, Variables and Constants in Java.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV05-R3.mp4372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/why-write-a-clear-prompt/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI51-R2.jpgUsing an AI Tool Safely in Class: 4 StepsWhy write a clear prompt? A clear prompt gives a better answer. To try generative AI safely: use a teacher-approved tool, share no personal details, write a clear prompt and check facts. A 40 second Artificial Intelligence clip from the lesson Generative AI: Types, Tools, Applications, Benefits and Limitations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI51-R2.mp4402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/will-ai-only-take-jobs-away/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI04-R1.jpgWhy AI Skills Are in DemandWill AI only take jobs away? No. It also creates new ones. Every sector now collects data, companies want to automate routine work, and skilled people are still few. A 42 second Artificial Intelligence clip from the lesson Careers in AI: Demand, Job Roles, Skills and Industries.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI04-R1.mp4https://www.youtube.com/embed/IWJdq0-y3pU422026-09-21T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/with-even-parity-is-a-byte-with-five-1s-correct/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/NT09-R2.jpgEven Parity: Spot the Error in a ByteWith even parity, is a byte with five 1s correct? No. Five is odd, so there is an error. With even parity the total count of 1s must be even, so a byte holding five 1s has an error. A 42 second Networks and the Internet clip from the lesson Error Detection: Parity, Checksum, Echo Check and ARQ.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT09-R2.mp4422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/you-make-88-bold-is-it-still-88/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/CS-G-019-R1.jpgDoes Formatting Change the Value in Calc?You make 88 bold. Is it still 88? Yes. No. Bold, colour, borders, percent and rupee formats change only how a cell looks. The value stays the same. A 43 second Course Topics clip from the lesson Data Editing and Formatting in Calc – entering, editing and formatting data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-019-R1.mp4432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/clip/your-ai-is-biased-what-is-the-first-fix/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/reel-covers/AI14-R4.jpgHow to Reduce Bias in AI: 4 FixesYour AI is biased. What is the first fix? Use diverse data. Use diverse data, remove unfair inputs, test results for every group and keep a human reviewer. A 39 second Artificial Intelligence clip from the lesson Bias in AI: Sources, Awareness and Mitigation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/AI14-R4.mp4https://www.youtube.com/embed/Tyvfn7HVUvM392026-09-22T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/cyber-crime-hacking-phishing-cyber-bullying-and-cyber-stalking/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC06.jpgCyber Crime: Hacking, Phishing, Bullying and Reporting | CBSECyber crime uses a computer, phone or internet as the tool or the target. Hacking, phishing, bullying, DoS and brute force are all covered by law. In India, report at cybercrime.gov.in or call 1930 for money fraud.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC06.mp44832026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/cyber-safety-safe-browsing-identity-protection-and-confidentiality/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC03.jpgCyber Safety: Safe Browsing and Identity Protection | CBSECyber safety means using the internet safely: check the real domain, protect your identity and keep confidential data private. No real bank ever asks for your OTP.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC03.mp43852026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/digital-footprints-active-and-passive/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC01.jpgDigital Footprint: Active and Passive Explained | CBSE Class 11A digital footprint is the trail of data you leave online. Active footprints are shared by you; passive ones are collected quietly. Deleting a post does not remove every copy of it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC01.mp43762026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/e-waste-hazards-management-and-responsible-disposal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC11.jpgE-waste: Hazards, Rules and Safe Disposal in India | CBSEE-waste is old or broken electronic items. Lead, mercury and cadmium inside them harm health and the environment. Follow reduce, reuse, recycle, in that order, and use only registered recyclers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC11.mp44022026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/ethical-issues-in-computing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC13.jpgEthical Issues in Computing: Privacy, Piracy, AI Bias | ISCComputer ethics is about right and wrong in using technology, even when nobody is watching. Test an action for harm, consent and honesty. Legal is set by law; ethical is set by conscience, and the two do not always match.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC13.mp44642026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/intellectual-property-rights-copyright-patent-trademark-and-plagiarism/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC08.jpgIPR: Copyright, Patent, Trademark and Plagiarism | CBSE, ISCCopyright protects creative work, a patent protects an invention and a trademark protects a brand. Using work without credit is plagiarism. In India, a patent lasts 20 years; a trademark lasts 10 years and is renewable.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC08.mp44262026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/malware-viruses-worms-trojans-spyware-adware-and-ransomware/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC05.jpgMalware Types: Virus, Worm, Trojan, Ransomware | CBSE, IGCSEMalware is software made to damage, steal, spy or take control. A virus needs a host file, a worm spreads by itself and a trojan looks harmless.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC05.mp44372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/netiquette-net-communication-and-social-media-etiquette/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC02.jpgNetiquette: Net, Email and Social Media Etiquette | CBSENetiquette is net plus etiquette: good manners on the internet. It covers net etiquette, communication etiquette and social media etiquette.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC02.mp43542026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/passwords-privacy-and-authentication/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC04.jpgStrong Passwords, 2FA and Privacy Settings | CBSE, ISCAuthentication proves you are you. A strong password is long and mixed, and two factor authentication adds a second kind of proof. Length beats clever tricks, because brute force tries millions of guesses per second.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC04.mp44202026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/protecting-systems-firewalls-anti-virus-encryption-and-updates/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC07.jpgFirewalls, Anti-virus, Encryption and Updates | IGCSE, CBSEFour layers protect a computer: a firewall checks packets, anti-virus removes malware, updates patch weak points, and encryption scrambles data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC07.mp44952026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/software-licensing-open-source-free-and-proprietary-software/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC09.jpgProprietary, Free and Open Source Software Licences | CBSEA licence says how you may use software. Proprietary code is closed, free software gives four freedoms, and open source code is open to all. Freeware costs nothing but its code stays closed.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC09.mp44232026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/technology-and-society-health-gender-and-disability-issues/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC12.jpgTechnology and Society: Health, Gender, Accessibility | CBSEScreens cause eye strain, poor posture and addiction. Computing also has a gender gap, accessibility needs and a digital divide.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC12.mp44462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-science/the-it-act-and-cyber-law-in-india/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SC10.jpgIT Act 2000: Cyber Law, Offences and Penalties | CBSE Class 11The IT Act, 2000, amended in 2008, is India's main cyber law. It made electronic records and digital signatures legal and defined cyber offences. Report cyber crime at cybercrime.gov.in, or call 1930 for money fraud.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SC10.mp44362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/adders-and-combinational-circuits-half-adder-and-full-adder/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY23.jpgHalf Adder, Full Adder, Encoder, Decoder, MUX | ISC Computer ScienceLearn the half adder and full adder with truth tables and circuits, then encoders, decoders and multiplexers. A half adder gives Sum = A XOR B and Carry = A.B.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY23.mp44802026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/ai-characteristics-expert-systems-and-machine-learning/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY30.jpgAI, Expert Systems and Machine Learning | Cambridge IGCSE 0478Learn the characteristics of AI, the four parts of an expert system, machine learning with a spam filter, and exam-style answers. AI has a collection of data and rules, the ability to reason, and can include the ability to learn and adapt.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY30.mp4https://www.youtube.com/embed/Ui2eOfKZ7YM4632026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/binary-arithmetic-addition-overflow-two-s-complement-and-shifts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY15.jpgBinary Addition, Overflow, Two's Complement, Shifts | IGCSE, ISC 11Learn binary addition with carries, overflow errors, two's complement for negative numbers and logical shifts. In 8 bits, 200 + 100 gives 44, because the ninth bit is lost: that is overflow.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY15.mp4https://www.youtube.com/embed/GEwFE3DLM_E3772026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/boolean-algebra-laws-and-theorems/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY21.jpgBoolean Algebra Laws, De Morgan's Theorems | CBSE 11, ISC 12Learn Boolean variables and operators, the main Boolean laws, De Morgan's theorems and step-by-step simplification. In Boolean algebra, + means OR, so 1 + 1 = 1.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY21.mp4https://www.youtube.com/embed/PB1LVweuWE04582026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/canonical-sop-and-pos-forms-and-karnaugh-maps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY22.jpgCanonical SOP, POS and Karnaugh Maps | ISC Class 12Learn minterms and maxterms, canonical SOP and POS forms, and minimising with 2, 3 and 4 variable Karnaugh maps. Canonical SOP is the sum of minterms where F = 1; canonical POS is the product of maxterms where F = 0.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY22.mp45482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/character-encoding-ascii-iscii-and-unicode/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY16.jpgASCII, ISCII and Unicode: Character Encoding | CBSE 11, ICSELearn how text is stored: ASCII (7 bits), ISCII for Indian scripts, Unicode, and UTF-8 vs UTF-32. Every character is given a number code, and that number is stored in binary.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY16.mp4https://www.youtube.com/embed/s4yyUr5v1Wc3832026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/components-of-a-computer-system-and-the-block-diagram/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY03.jpgBlock Diagram of a Computer: CPU, Memory, BusesA computer system is hardware, software and users; the block diagram shows input, CPU, memory and output joined by buses.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY03.mp4https://www.youtube.com/embed/CvQUUbkWtQY3672026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/data-compression-lossy-and-lossless/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY18.jpgLossy vs Lossless Compression and RLE | IGCSE Computer ScienceLearn why we compress files, how lossless compression and run length encoding work, and what lossy compression removes. Lossless gives back the exact original file; lossy removes some data for good.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY18.mp4https://www.youtube.com/embed/QmxFlIvrqVA3282026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/embedded-systems/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY25.jpgEmbedded Systems: Examples, Pros, Cons | IGCSE Computer ScienceLearn what an embedded system is, how it works with sensors and actuators, real examples, advantages, limits and vs general purpose computers. An embedded system is a microprocessor-based system with a dedicated function inside a larger device.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY25.mp44472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/emerging-trends-artificial-intelligence-machine-learning-nlp-and-robotics/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY26.jpgAI, Machine Learning, NLP and Robotics Explained | Emerging TrendsUnderstand AI, machine learning, natural language processing and robotics in plain words, with uses, risks and careers. Machine learning is a part of AI where the computer learns patterns from examples instead of fixed rules.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY26.mp44602026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/emerging-trends-cloud-computing-grid-computing-and-blockchain/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY27.jpgCloud Computing, Grid Computing and Blockchain | Emerging TrendsLearn cloud computing and IaaS, PaaS, SaaS, grid computing, and blockchain as a shared ledger, with uses and risks. Cloud computing means using computing services such as storage and software over the internet.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY27.mp44112026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/emerging-trends-iot-sensors-smart-cities-big-data-ar-and-vr/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY28.jpgIoT, Smart Cities, Big Data, AR and VR | Emerging TrendsLearn the Internet of Things and sensors, smart cities, big data and its five Vs, and augmented vs virtual reality. IoT is a network of everyday objects connected to the internet that collect and share data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY28.mp4https://www.youtube.com/embed/_b1sIeqJql44402026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/history-and-generations-of-computers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY02.jpgHistory and Generations of Computers ExplainedComputing moved from the abacus and Babbage's engines to five electronic generations: tubes, transistors, chips, microprocessors and AI.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY02.mp4https://www.youtube.com/embed/GrzHWFbUQZA3962026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/input-devices/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY05.jpgInput Devices: Keyboard, Scanner, Barcode, SensorsAn input device sends data or commands into a computer, turning our actions into signals it can use.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY05.mp4https://www.youtube.com/embed/TEtGP6et3Xo3392026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/inside-the-cpu-fetch-decode-execute-cores-cache-and-clock-speed/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY04.jpgInside the CPU: Fetch-Decode-Execute, Cores, CacheA CPU repeats fetch, decode and execute; cores, cache and clock speed each change its speed in a different way.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY04.mp4https://www.youtube.com/embed/nEbZhvH8a5k4252026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/logic-gates-and-truth-tables/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY19.jpgLogic Gates and Truth Tables: AND, OR, NOT | CBSE 11, ISC, IGCSELearn AND, OR and NOT gates using switches, build truth tables row by row, and convert circuits to expressions and back. An AND gate gives 1 only when all inputs are 1; an OR gate gives 1 when any input is 1.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY19.mp4https://www.youtube.com/embed/rxd87cMwxZM5132026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/mobile-computing-rfid-biometrics-and-green-computing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY29.jpgMobile Computing, 1G to 5G, RFID, Biometrics | CBSE Class 10Learn mobile computing and network generations 1G to 5G, RFID with FASTag, biometric recognition and green computing. RFID identifies objects with radio waves: a reader sends waves and a tag replies with its ID.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY29.mp4https://www.youtube.com/embed/GBjWvj1bprw4402026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/number-systems-binary-octal-decimal-and-hexadecimal/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY14.jpgNumber Systems: Binary, Octal, Decimal, Hex | CBSE Class 11, IGCSELearn binary, octal, decimal and hexadecimal: place value, step-by-step conversions and where hex is used. Computers use binary because every tiny switch in a chip is either off (0) or on (1).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY14.mp4https://www.youtube.com/embed/50UgrKPu9oc4192026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/output-devices/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY06.jpgOutput Devices: Monitors, Printers, Speakers, ActuatorsAn output device takes processed results out of the computer as a soft copy on screen or a hard copy on paper.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY06.mp4https://www.youtube.com/embed/DlS1nHNGLtk3432026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/primary-memory-ram-rom-and-cache/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY07.jpgPrimary Memory: RAM, ROM, Cache and RegistersPrimary memory is the memory the CPU reaches directly: RAM is volatile, ROM is not, and cache and registers are faster still.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY07.mp4https://www.youtube.com/embed/UNu4pfPBmqg4672026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/programming-languages-and-language-translators/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY11.jpgProgramming Languages and Translators: Compiler vs InterpreterMachine language is binary, assembly uses mnemonics and high level languages look like English, so translators turn them into machine code.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY11.mp4https://www.youtube.com/embed/DUQnWkbvswc4382026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/propositional-logic-propositions-connectives-and-valid-formulae/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY24.jpgPropositional Logic: Connectives, Tautology, Validity | ISCLearn propositions, the five logical connectives, truth tables, tautology, contradiction, contingency and valid formulae. A proposition is a statement that is either true or false, but not both.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY24.mp44572026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/representing-images-and-sound-and-calculating-file-size/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY17.jpgImages, Sound and File Size Calculation | IGCSE Computer ScienceLearn how images (pixels, resolution, colour depth) and sound (sampling) are stored, and how to calculate file size. Image size = width x height x colour depth; sound size = sampling rate x resolution x seconds.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY17.mp4https://www.youtube.com/embed/uFojXdxdLYk3462026-09-29T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/secondary-storage-magnetic-optical-solid-state-and-cloud/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY08.jpgSecondary Storage: Magnetic, Optical, Solid State, CloudSecondary storage is non-volatile and large, so files survive a power cut: magnetic, optical, solid state and cloud.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY08.mp4https://www.youtube.com/embed/63PsUIDtJ_A4632026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/the-operating-system-functions-types-and-user-interfaces/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY12.jpgOperating System: Functions, Types, CLI vs GUIAn operating system is the system software that manages the whole computer and sits between the user, the apps and the hardware.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY12.mp4https://www.youtube.com/embed/Ydik0IpEmHk4652026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/types-of-software-system-utility-and-application-software/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY10.jpgTypes of Software: System, Utility and ApplicationSoftware is divided into system software, which runs and manages the computer, and application software, which helps the user do a task.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY10.mp4https://www.youtube.com/embed/DDWq_7Dj4f44532026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/units-of-memory-data-deletion-and-recovery/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY09.jpgUnits of Memory: Bit, Byte, KB to PB & Data RecoveryA bit is 0 or 1, a byte is 8 bits, and KB, MB, GB, TB and PB each grow 1024 times; deleting only marks space free.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY09.mp4https://www.youtube.com/embed/Np7rhdFWlsw4402026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/universal-gates-and-combined-logic-circuits-nand-nor-xor/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY20.jpgNAND, NOR, XOR, XNOR and Universal Gates | CBSE 11, ISC, IGCSELearn NAND and NOR, why they are universal gates, how to build AND, OR and NOT from NAND, and XOR and XNOR. NAND gives 0 only when all inputs are 1; NOR gives 1 only when all inputs are 0.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY20.mp4https://www.youtube.com/embed/vePbJaWp9fo4952026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/using-the-desktop-files-folders-settings-and-installing-software/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY13.jpgUsing the Desktop: Files, Folders, Settings & InstallingThe desktop shows icons, the taskbar and the Start menu; files live in folders, and settings and installs are done from official places.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY13.mp4https://www.youtube.com/embed/iS9rOZ6UW584082026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/computer-systems/what-is-a-computer-characteristics-uses-and-types/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/SY01.jpgWhat Is a Computer? Characteristics, Uses and TypesA computer is an electronic machine that takes data in, follows a program, gives results and can store them.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/SY01.mp4https://www.youtube.com/embed/mzzEPw0OmHM3622026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/adding-text-graphics-and-objects/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-025.jpgAdd Text, Pictures, Tables and Video to Slides | NIOSEvery item on a slide is an object: text boxes, WordArt, pictures, shapes, SmartArt, tables, charts, video, audio and links. Most come from the Insert tab.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-025.mp43422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/adding-text-images-and-objects/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-055.jpgAdd Text, Images, Shapes and SmartArt to Slides | NIOS Data EntryAnything placed on a slide is an object. Add text boxes, pictures, shapes, SmartArt, tables and media from the Insert tab.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-055.mp43432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/adding-text-images-and-transitions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-013.jpgImpress: Add Text, Images and Slide Transitions | GSEB Std 9Learn to add and format text, insert images and set slide transitions in LibreOffice Impress, with variant, duration, sound and advance. A transition is the effect when one slide changes to the next; animation moves one object.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-013.mp43012026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/advanced-animation-using-layers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-031.jpgSynfig Advanced Layers: Groups, Effects, Linking | GSEB Std 11Advanced Synfig animation with layers: per-layer waypoints, group layers, a moving car, effect layers, fading, Switch layers and linking. Group layers move many parts together, and an effect layer changes only the layers below it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-031.mp43222026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/advantages-limitations-and-security-in-e-commerce/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-048.jpgE-Commerce Advantages, Limitations and Security | GSEB Std 12Learn e-commerce advantages for buyers and sellers, limitations, security threats, the four security goals, protection tools, safe habits and laws. Security aims for confidentiality, integrity, authentication and non-repudiation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-048.mp43532026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/analyse-data-consolidating-data-groups-and-subtotals/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-039.jpgConsolidate, Subtotals and Group in Calc | CBSE Class 10 ITCalc analyses data with Consolidate to combine many sheets, Subtotals for totals per group, and Group to hide details. Always sort by the group column before adding subtotals.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-039.mp43332026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/applications-and-uses-of-multimedia/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-022.jpgApplications of Multimedia in Daily Life | GSEB Std 11Learn where multimedia is used: education, entertainment, business, medicine, engineering, public places, communication, VR and AR. Multimedia combines text, graphics, audio, video and animation; it can be linear or interactive.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-022.mp43442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/applications-of-it-in-home-computing-everyday-life-library-workplace-education-e/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-012.jpgApplications of IT: Home, Library, School, Business | CBSE Class 9See how IT is used at home, in everyday life, libraries, workplaces, education, entertainment, communication and business. Examples: UPI payments, library catalogues, e-learning, video calls and billing software.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-012.mp43452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/applications-of-it-in-science-and-engineering-banking-insurance-marketing-health/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-013.jpgIT in Banking, Insurance, Health Care and More | CBSE Class 9 ITSee how IT is used in science and engineering, banking, insurance, marketing and health care, with Indian examples. Examples: CAD design, UPI payments, online claims, social media ads and telemedicine.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-013.mp44082026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/assignment-operations/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-I-003.jpgJava Assignment Operators: =, +=, Hidden Cast | ISC Class 12Learn Java assignment: = vs ==, compound operators +=, -=, *=, /=, %=, the hidden cast, chained assignment, increment and a swap program. = evaluates the right side, then stores it on the left; compound operators operate, store and include a hidden cast.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-I-003.mp43382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/automating-tasks-with-scripts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-042.jpgAutomate Tasks in Linux: Loops, Functions, cron | GSEB Std 11Automate tasks with shell scripts: for and while loops, renaming many files, functions, keeping a log, and scheduling with cron. Automation means the computer repeats the work by itself; crontab -e schedules a script.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-042.mp43162026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/autoshapes-and-smartart/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-022.jpgAutoShapes and SmartArt: Draw Diagrams in Office | NIOSAutoShapes are ready shapes you draw yourself; SmartArt builds a neat diagram from your text. Both are on the Insert tab.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-022.mp43732026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/basics-of-2d-animation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-025.jpgBasics of 2D Animation: Frames, FPS, Keyframes | GSEB Std 11Learn how still pictures seem to move: persistence of vision, frames and fps, 2D vs 3D, types of 2D animation, keyframes and tweening. Animation is many still pictures shown fast; tweening lets the computer make the frames between keyframes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-025.mp43092026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/borders-shading-and-cell-styles/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-047.jpgExcel Borders, Shading and Cell Styles | NIOS Data EntryBorders are lines you add that print; gridlines are only screen guides. Shading adds fill colour, and a cell style saves many formats. Modify a cell style once and every cell using it updates.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-047.mp43222026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/bpm-industry-in-india/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-011.jpgBPM Industry in India: BPO vs BPM, Hubs, Jobs | CBSE Class 9 ITLearn how BPO grew into BPM in India, why India leads, the main BPM cities, services offered, Nasscom and jobs. BPM (Business Process Management) means running a whole business process and also improving it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-011.mp43752026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/bullets-numbering-tables-and-document-organization/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-036.jpgBullets, Numbering, Tables and Headings in Word | NIOSUse bullets when order does not matter, numbering when it does, tables for a data grid and heading styles for long documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-036.mp43132026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/calculating-typing-speed-and-typing-rhythm/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-017.jpgHow to Calculate Typing Speed (WPM) and Rhythm | CBSE Class 9 ITLearn how typing speed is measured in WPM, how to calculate gross WPM, net WPM and accuracy, and why typing rhythm matters. By standard, one word = 5 characters, including spaces.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-017.mp43132026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/cascading-style-sheets-and-javascript/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-043.jpgCSS and JavaScript Basics for Web Pages | GSEB Std 12Learn CSS and JavaScript: CSS rules, inline, internal and external CSS, cascading, class and id, script tag, popup boxes, if, functions and events. HTML gives structure, CSS gives the look, and JavaScript adds action.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-043.mp43772026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/case-study-online-bill-calculator/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-055.jpgCase Study: Online Bill Calculator in Java | CBSE Class 12 ITThis case study builds a bill calculator in Java: amount = qty x rate, 10% off at Rs 1000 or more, then 5% example tax.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-055.mp44042026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/case-study-online-game/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-053.jpgCase Study: Online Word Game with a Leaderboard | CBSE Class 12 ITThis case study plans a browser spelling game: requirements, front end, back end, MySQL tables, flowchart, SQL and tests.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-053.mp43822026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/case-study-online-quiz/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-054.jpgCase Study: Online Quiz with Auto Marking and SQL | CBSE Class 12 ITThis case study designs an online quiz: roles, requirements, Questions and Attempts tables, quiz flow, marking and fair play.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-054.mp43652026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/cell-referencing-relative-mixed-and-absolute-referencing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-029.jpgRelative, Absolute and Mixed Cell References | CBSE Class 9 ITLearn relative (B2), absolute ($B$2) and mixed ($B2, B$2) references, a GST example, Shift+F4, and when to use each. The dollar sign locks the column letter or row number that comes right after it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-029.mp43852026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/character-and-paragraph-formatting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-006.jpgCharacter vs Paragraph Formatting in Writer | GSEB Std 9Character formatting changes only selected letters, like bold or font size; paragraph formatting changes the whole paragraph, like alignment.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-006.mp43562026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/charts-importance-types-creating-and-inserting-charts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-030.jpgCharts in Calc: Types and Chart Wizard | CBSE Class 9 IT (402)Learn why charts matter, column, bar, line, pie and other chart types, and how to create a chart with the 4-step Chart Wizard. A column chart compares, a line chart shows a trend, and a pie chart shows parts of a whole.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-030.mp43632026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/computer-fundamentals/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-058.jpgComputer Fundamentals: CPU, Memory, Software | NIOS Computer ScienceA computer takes input, processes it, gives output and stores it. It has input, CPU, memory and output units. RAM is volatile; ROM and storage keep data when power is off.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-058.mp43992026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/concept-and-uses-of-mail-merge/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-037.jpgMail Merge Concept and Uses: 500 Letters, One File | NIOSMail merge joins one main document with a data source and makes one personal copy per record. A field is a column and a record is a row.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-037.mp42962026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/concept-elements-and-characteristics-of-an-effective-presentation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-031.jpgEffective Presentation: Concept, Elements, Characteristics | CBSE 9 ITA presentation shares ideas with an audience using slides; an effective one is clear, short, readable and consistent. Elements are the building blocks on a slide: text, images, audio, video, charts and tables.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-031.mp43352026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/concept-of-layers-in-synfig/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-030.jpgLayers in Synfig: Order, Types and Groups | GSEB Std 11Learn Synfig layers: transparent sheets, the Layers panel, layer order, shape and effect layers, Params like Z Depth and Amount, grouping. A layer is like a transparent sheet; the top of the Layers panel is drawn in front.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-030.mp42882026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/console-mini-projects-calculator-quiz-number-game/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-P-002.jpgPython Console Mini-Projects: Calculator, Quiz & Guessing GameBuild three Python console mini-projects: a calculator, a three-question quiz and a number guessing game, using if, lists and loops. A console project runs in a plain text window and has three parts: input, process and output.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-P-002.mp43352026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/conversion-of-number-representations/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-I-004.jpgNumber System Conversion: Binary, Octal, Hex | ISC Class 12Convert between decimal, binary, octal and hexadecimal: divide by the base, multiply by weights, or group bits. Decimal 25 is binary 11001, octal 31 and hexadecimal 19.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-I-004.mp43902026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/copying-a-formula/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-020.jpgCopy a Formula in Excel: Fill Handle and $C$1 | NIOSCopy a formula with Ctrl+C and Ctrl+V, the fill handle or Ctrl+D. Relative addresses like B2 change; $C$1 stays fixed.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-020.mp43972026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/create-a-table-using-the-tags-table-tr-th-td-rowspan-colspan/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-008.jpgHTML Tables: table, tr, th, td, rowspan, colspan | CBSE Class 10Learn to build HTML tables with table, tr, th and td, style them, and merge cells with colspan and rowspan. colspan spreads a cell across columns; rowspan spreads a cell down rows.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-008.mp43462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-a-data-source/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-009.jpgCreate a Mail Merge Data Source in Word and Excel | NIOSA data source is the table of changing details for a mail merge. Fields are columns, records are rows. Create it in Word (Type a New List) or in Excel.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-009.mp43132026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-a-presentation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-023.jpgCreate a PowerPoint Presentation Step by Step | NIOS Data EntryCreate a presentation from a blank file, a template or a theme. Ctrl+M adds a slide, F5 starts the show, and the file saves as .pptx.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-023.mp43692026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-and-editing-charts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-051.jpgCreate and Edit Charts in Excel and Calc | NIOS Data EntryA chart is a picture of data linked to the sheet. Select data with headings, insert a chart type, then edit it from Chart Design.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-051.mp43732026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-and-editing-slides/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-054.jpgCreate and Edit Slides in PowerPoint | NIOS Data EntrySlides are built from placeholders arranged by a layout. Ctrl+M adds a slide, Ctrl+D duplicates one, and Home, Layout changes it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-054.mp43552026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-and-formatting-tables/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-008.jpgCreating and Formatting Tables in Writer | GSEB Std 9A table arranges data in rows and columns; a cell is where a row and a column meet. Insert one with Ctrl+F12.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-008.mp43002026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-and-saving-documents/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-003.jpgCreating and Saving Documents in Writer: Save vs Save As | GSEB Std 9Create a document with Ctrl+N and save with Ctrl+S; saving moves your work from RAM to storage so it stays after shutdown.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-003.mp43802026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-animation-with-keyframes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-026.jpgSynfig Keyframes and Animation Mode | GSEB Std 11Animate a ball in Synfig: keyframes vs waypoints, animation mode, the Keyframes panel, a bouncing ball, keyframe lock and rendering. Turn on animation mode (red border), move time first, then change the pose; Synfig tweens the rest.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-026.mp43072026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-mailing-labels/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-010.jpgCreate Mailing Labels with Mail Merge in Word | NIOS Data EntryPrint mailing labels in Word: Start Mail Merge, Labels, set Label Options, select recipients, fill the first label, click Update Labels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-010.mp42882026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-opening-saving-and-closing-a-document-document-views/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-019.jpgCreate, Open, Save, Close a Document and Views | CBSE Class 9 ITLearn to create (Ctrl+N), open (Ctrl+O), save (Ctrl+S) and close a document, file formats, and document views in Writer and Word. Document views change only how the document looks on screen, never the text.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-019.mp43632026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-saving-and-opening-documents/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-028.jpgCreate, Save and Open Documents: Ctrl+N, Ctrl+S, Ctrl+O | NIOSCtrl+N creates, Ctrl+S saves, Ctrl+O opens. Save often: work that is only in RAM is lost in a power cut.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-028.mp42972026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/creating-slides/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-012.jpgCreating Slides in LibreOffice Impress | GSEB Std 9Build a Save Water presentation in Impress: title slide, new slides, layouts, points, managing slides, notes and the master slide. Ctrl+M adds a new slide after the current one, and the sidebar layouts arrange what goes on it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-012.mp42712026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/data-editing-and-formatting-in-calc-entering-editing-and-formatting-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-019.jpgCalc Data Entry, Editing and Formatting | GSEB Std 10Learn to enter, edit and format data in LibreOffice Calc: data types, F2, fill handle, number formats, alignment, borders and a mark sheet. Formatting changes how a cell looks, never the value stored in it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-019.mp44352026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/decomposing-a-problem-before-coding/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-EG-002.jpgDecomposition: Break a Problem Down First | GCSE Computer ScienceDecomposition breaks a big problem into smaller sub-problems that can each be solved, tested and then joined. Abstraction goes with it: remove details that do not matter.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-EG-002.mp43932026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/designing-and-testing-programs-onscreen/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-EG-004.jpgDesign and Test Programs Onscreen: Test Plans in Python | GCSE CSDesign first with a flowchart or pseudocode, code the design, then test with normal, boundary and erroneous data. Record expected and actual results in a test plan, fix, then retest.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-EG-004.mp43342026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/digital-documentation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-059.jpgDigital Documentation: Word Processor Basics | NIOS Computer ScienceDigital documentation means creating documents on a computer with a word processor like Writer, Word or Google Docs. Mail merge joins one main letter with a list to make one letter per row.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-059.mp43822026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/digital-presentation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-061.jpgDigital Presentation: Slides, Animations, Views | NIOSA presentation is a set of slides shown one by one. A transition changes the whole slide; an animation moves one object.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-061.mp43612026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/drawing-objects-creating-setting-properties-resizing-and-grouping/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-036.jpgDrawing Objects in Writer: Create, Resize, Group | CBSE Class 10 ITDrawing objects are shapes you draw in a Writer document with the Drawing toolbar, then colour, resize and group. Grouping joins several objects into one unit that moves and resizes together.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-036.mp43312026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/e-governance/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-048.jpgE-Governance: Types G2C, G2B, G2G, G2E and Examples | CBSE Class 12 ITE-governance means using ICT (computers, internet, mobiles) to deliver government services simply, fast and transparently.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-048.mp43622026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/edit-and-format-a-slide-add-titles-subtitles-text-background-and-watermark-heade/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-004.jpgFormat a Slide: Background, Watermark, Footer | CBSE Class 9Learn to add titles, subtitles and text, change the slide background, add a watermark, footers and slide numbers. A watermark is faint text or a logo behind the content; add it on the slide master to show on every slide.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-004.mp4https://www.youtube.com/embed/rVCIxbsKSlw3262026-10-01T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/edit-and-format-text-text-style-b-i-u-font-type-font-size-text-colour-alignment-/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-003.jpgEdit and Format Text: Bold, Font, Alignment, Spacing | CBSE Class 9Learn editing vs formatting, cut/copy/paste, Find and Replace, B I U styles, fonts, colours, alignment, line and paragraph spacing. Editing changes the words; formatting changes how they look.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-003.mp4https://www.youtube.com/embed/EprcZackMm43302026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/editing-text-cut-copy-paste-find-and-replace/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-029.jpgCut, Copy, Paste, Find and Replace in Word | NIOSCut is Ctrl+X, Copy is Ctrl+C, Paste is Ctrl+V, all through the clipboard. Ctrl+H Replace All fixes a wrong name everywhere.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-029.mp42972026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/editing-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-005.jpgEditing Text: Cut, Copy, Paste, Undo, Find and Replace | GSEB Std 9Editing means changing text already typed: insert, delete, move, copy and replace it. Always select the text first.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-005.mp43312026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/elementary-concept-of-objects-and-classes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-I-002.jpgJava Objects and Classes Explained | ICSE Class 10Learn objects and classes in Java: state and behaviour, data members and methods, writing a class, creating objects with new, calling methods. A class is a blueprint; an object is an instance of a class created with new.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-I-002.mp43012026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/elementary-system-administration-scripts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-041.jpgLinux System Admin Scripts: Disk, Users, Backup | GSEB Std 11Write simple system administration scripts: date, who, df -h, free -h, uptime, command substitution, a disk warning, user check, backup and cleanup. $(command) runs a command and puts its result into the script.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-041.mp43322026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/embed-audio-and-video-in-a-html-page/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-007.jpgHTML Audio and Video Tags: Embed Media | CBSE Class 10Learn to embed sound and video with the HTML audio and video tags, their attributes, the source tag and common mistakes. The audio and video tags need src to name the file and controls to show the play buttons.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-007.mp43522026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/entering-and-editing-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-043.jpgEnter and Edit Data in Excel: Types, F2, Undo | NIOSEnter moves down, Tab moves right and Esc cancels. Text aligns left, numbers and dates right, and F2 edits a cell.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-043.mp43302026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/entrepreneurship-skills/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-064.jpgEntrepreneurship Skills: Idea to Business | NIOS Computer ScienceAn entrepreneur spots a need, starts a business to solve it and takes a risk. Profit is price minus cost.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-064.mp43282026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/ethical-use-of-computers-and-software/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-I-001.jpgComputer Ethics: Piracy, Plagiarism, Privacy | ICSE Class 9Learn computer ethics: intellectual property, software licences, piracy, plagiarism, privacy, spam, malware, hacking and cybercrime. Computer ethics means using computers and the internet in a right and fair way.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-I-001.mp43732026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/exporting-and-rendering-output/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-035.jpgSynfig Render: GIF, MP4 or PNG Output | GSEB Std 11Export Synfig animations: project vs output files, rendering, preview, Render settings, targets gif, ffmpeg and png, quality and frame counts. A .sifz file is the project; File, Render makes the GIF, video or PNG output anyone can play.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-035.mp43812026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/features-and-tools-of-synfig/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-023.jpgSynfig Studio Features and Tools Explained | GSEB Std 11Meet Synfig Studio: free 2D animation software. Learn vector graphics, tweening, layers, bones, the main windows and the toolbox tools. Synfig is free, open source 2D animation software that uses vector graphics and makes in-between frames for you.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-023.mp43452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/fill-handle-number-series-and-copying-formulas/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-028.jpgFill Handle in Calc: Number Series and Copy Formulas | CBSE Class 9Learn the fill handle: fill number, day and month series, set a step, copy with Ctrl, use Fill Series, and copy formulas down. The fill handle is the tiny square at the bottom-right corner of the selected cell.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-028.mp43722026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/font-tags-attributes-face-size-color/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-006.jpgHTML Font Tag: face, size and color | CBSE Class 10Learn the HTML font tag and its attributes: face for font type, size from 1 to 7, and color with names or hex codes. The default font size is 3, and size="+2" means two steps bigger, so 5.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-006.mp43392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-cells-numbers-and-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-046.jpgFormat Numbers and Text in Excel: Ctrl+1 Options | NIOSFormatting changes how a value looks, not the stored value. Ctrl+1 opens Format Cells, and Text format keeps leading zeros.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-046.mp43622026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-cells/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-017.jpgFormat Cells in Excel: Ctrl+1, Number, Date, Text | NIOSCtrl+1 opens Format Cells, with six tabs: Number, Alignment, Font, Border, Fill and Protection. Formatting changes the look, never the value a formula uses.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-017.mp43772026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-columns-and-rows/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-018.jpgFormat Whole Columns and Rows in Excel, Freeze Panes | NIOSClick a column letter or row number to select all of it, format it once, and new entries follow the same format. View, Freeze Panes keeps headings on screen.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-018.mp43302026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-data-dialog-boxes-decimal-places-labels-scientific-time-alignment/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-027.jpgFormat Cells in Calc: Decimals, Scientific, Time | CBSE Class 9 ITLearn the Format Cells dialog (Ctrl+1): decimal places, labels vs values, scientific and time formats, alignment and merging cells. Formatting changes how data looks, never the value stored in the cell.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-027.mp43992026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-paragraphs-indent-align-bullets-and-numbering-borders-and-background/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-022.jpgFormat Paragraphs: Indent, Align, Bullets, Borders | CBSE Class 9 ITLearn paragraph formatting: the Paragraph dialog, types of indent, alignment shortcuts, bullets and numbering, borders and background. A paragraph is any text that ends where you press Enter.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-022.mp43282026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-paragraphs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-006.jpgParagraph Formatting in Word: Alignment, Spacing, Indents | NIOSParagraph formatting in Word sets alignment, line spacing, spacing before and after, indents, lists and borders. Just click inside a paragraph to format it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-006.mp43282026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-text-and-applying-custom-animation-text-alignment-bullets-and-numberi/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-033.jpgImpress Text Formatting, Alignment, Bullets & Animation | CBSE 9 ITIn Impress, select text first, then format it; alignment, bullets and custom animation make slides clear and lively. Custom animation is an effect given to one object on a slide, like points flying in one by one.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-033.mp43602026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-text-case-superscript-subscript-font-colour-highlighting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-021.jpgFormat Text: Case, Superscript, Subscript, Highlight | CBSE Class 9 ITLearn to format text: basic styles, the Character dialog, changing case, superscript and subscript, font colour and highlighting. Superscript raises text, like x²; subscript lowers it, like H₂O.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-021.mp43192026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-text-colour-background-and-layout-with-css/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-044.jpgCSS Text, Colour, Background and Box Model | GSEB Std 12Style a page with CSS: font and text properties, colour names, hex and rgb, background properties, the box model and a two-column layout. A CSS rule is selector { property: value; }, and the box model is content, padding, border and margin.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-044.mp43302026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/formatting-toolbar/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-016.jpgExcel Formatting Toolbar: Font, Alignment, Number Buttons | NIOSThe formatting toolbar (Home tab in Excel, Formatting toolbar in Calc) changes how data looks, never the stored value.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-016.mp43522026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/general-purpose-linux-commands/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-036.jpgLinux Commands: date, cal, whoami, echo, bc, man | GSEB Std 11Learn general purpose Linux commands: date, cal, whoami, who, tty, uname, echo, bc, man, clear, history, pwd, ls and keyboard tricks. The shell runs commands typed in the terminal, and Linux is case sensitive: date, not DATE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-036.mp43942026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/handling-images-in-html-inserting-images-dimensions-and-alt-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-016.jpgHTML img Tag: src, width, height and alt | GSEB Std 10Learn the HTML img tag: src, file paths, width and height, alt text, title, border, align, and making an image a link. img is an empty tag; src names the image file, and alt gives text if the image cannot load.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-016.mp44042026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/hardware-components-and-their-roles/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-EG-001.jpgHardware Components: CPU, RAM, ROM, Buses | GCSE Computer ScienceHardware is the physical parts of a computer: the CPU processes data, memory and storage hold it, and buses carry signals. In von Neumann architecture, programs and data are stored together in main memory.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-EG-001.mp43782026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/headers-footers-and-page-numbers/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-035.jpgHeaders, Footers and Page Numbers in Word | NIOSA header repeats in the top margin and a footer in the bottom margin. Page numbers are fields, so they update by themselves.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-035.mp42822026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/hyperlinks-relative-and-absolute-hyperlinks-creating-and-editing-hyperlinks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-041.jpgHyperlinks in Calc: Relative vs Absolute, Create and Edit | CBSE 10 ITA hyperlink in a Calc cell jumps to a website, file, sheet or email. Absolute links store the full path; relative ones do not. A relative link still works if the whole folder moves together.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-041.mp43242026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/i-o-redirection-and-pipes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-037.jpgLinux Redirection and Pipes Explained | GSEB Std 11Learn Linux I/O redirection and pipes: standard streams, overwrite, append, input and error redirection, the pipe, and using them together. A single greater-than sign overwrites a file, a double one appends, and a pipe sends one command's output into the next.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-037.mp43712026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/identifying-and-listing-various-it-enabled-services/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-014.jpgIT-Enabled Services (ITES) List: BPO, KPO and More | CBSE Class 9Learn what IT-enabled services are, how ITES differs from IT, BPO vs KPO, and a list of common ITES and government services. ITES are services delivered using computers and the internet, often far from the customer.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-014.mp43852026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/image-based-animation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-034.jpgImage-Based Animation in Synfig | GSEB Std 11Animate images in Synfig: import with Ctrl+I, animation mode, waypoints, moving and fading images, tweening and flipbook image sequences. Move one image with waypoints, or swap many images in a Switch group like a flipbook.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-034.mp44022026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/importing-and-handling-images/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-032.jpgImport Images in Synfig: PNG, JPEG, Transparency | GSEB Std 11Import and handle images in Synfig: raster vs vector, formats, Ctrl+I, PNG transparency, resizing, quality, linked files and copyright. PNG keeps a transparent background; JPEG does not, so it shows a white box.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-032.mp43392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/inserting-and-deleting-rows-and-columns/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-049.jpgInsert and Delete Rows and Columns in Excel | NIOS Data EntryInsert adds empty rows or columns, Delete removes them and closes the gap, and Clear only empties cells. A new row goes above the selection; a new column goes to the left.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-049.mp43142026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/inserting-images-tables-and-hyperlinks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-045.jpgHTML Images, Tables and Hyperlinks | GSEB Std 12Learn img with src and alt, broken image fixes, relative and absolute paths, table tags, colspan and rowspan, the a tag, kinds of links. img inserts an image, table with tr, th and td builds a table, and a with href makes a link.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-045.mp43372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/inserting-merge-fields/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-039.jpgInsert Merge Fields: Why It Prints Dear Name | NIOSA merge field is a placeholder linked to one column. Insert it from Mailings, Insert Merge Field; typing «Name» yourself stays plain text.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-039.mp43102026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/inserting-rows-columns-and-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-009.jpgInsert Rows and Columns in a Writer Table | GSEB Std 9Learn to insert rows, columns and data into an existing table in LibreOffice Writer, delete them, and add a total with a formula. Click a cell first: the new row or column is added next to that cell.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-009.mp43142026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/interactive-mode-vs-script-mode/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-P-001.jpgPython Interactive Mode vs Script Mode | CBSE Class 11Learn the two ways to run Python: interactive mode (the »› shell) and script mode (a saved .py file), and when to use each. In interactive mode you type one line and get the answer at once; in script mode you write many lines in a file and run it all.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-P-001.mp43102026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/interpreting-and-formatting-charts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-052.jpgRead and Format Charts: Axes, Legend, Trends | NIOS Data EntryRead a chart's title, axes and legend first, then find the highest, lowest and trend. Format a part by right-clicking it. Always check where the axis starts before you judge.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-052.mp43682026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-a-word-processor-create-and-save-a-document/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-002.jpgWord Processor Basics: Create and Save a Document | CBSE Class 9Learn what a word processor is, the parts of its window, and how to create and save a document with Save and Save As. A word processor is software to type, edit, format and print documents.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-002.mp4https://www.youtube.com/embed/tWzQkdB0g6s3282026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-calc-worksheets-cells-rows-and-columns/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-018.jpgIntroduction to LibreOffice Calc: Cells, Rows, Columns | GSEB Std 10Learn LibreOffice Calc basics: the window, workbook and worksheets, rows, columns, cell addresses, ranges, moving around and saving. A cell is where a row and a column meet; its address is column letter then row number, like B3.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-018.mp44212026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-e-commerce/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-046.jpgIntroduction to E-Commerce: Meaning and History | GSEB Std 12Learn commerce and e-commerce, examples, traditional vs e-commerce, e-business, how e-commerce grew, who takes part, and an online order. E-commerce means buying and selling goods and services over the Internet.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-046.mp43662026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-html-elements-tags-and-attributes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-015.jpgIntroduction to HTML: Tags, Elements, Attributes | GSEB Std 10Learn what HTML is, the structure of a first web page, container and empty tags, elements and attributes, with clear examples. HTML (HyperText Markup Language) tells the browser how to show a web page; it has no logic.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-015.mp43472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-it-and-ites-bpo-services/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-010.jpgIT, ITeS and BPO Services Explained | CBSE Class 9 IT (402)Learn what IT and IT enabled services (ITeS) are, what outsourcing and BPO mean, the types of BPO and why India leads. BPO (Business Process Outsourcing) means one company does a regular business task for another company.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-010.mp43262026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-m-commerce/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-049.jpgIntroduction to M-Commerce: Meaning and Technology | GSEB Std 12Learn m-commerce: meaning, everyday examples, why it grew in India, technologies like mobile Internet, SMS, GPS, NFC and QR codes, and WAP. M-commerce is buying and selling using wireless handheld devices; it is a part of e-commerce.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-049.mp43092026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-presentation-software-impress-parts-of-the-presentation-window/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-032.jpgLibreOffice Impress: Intro and Parts of the Window | CBSE Class 9 ITLibreOffice Impress is free, open source presentation software that makes and shows slides and saves files as .odp. Its window has a title bar, menu bar, toolbars, slides pane, workspace, sidebar and status bar.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-032.mp43302026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-presentation-software/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-053.jpgPresentation Software: PowerPoint, Impress, Views | NIOS Data EntryPresentation software makes and shows slides. PowerPoint saves .pptx, Impress saves .odp, and Google Slides works online.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-053.mp43622026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-rapid-typing-tutor-and-touch-typing-technique/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-016.jpgTouch Typing, Home Row and Rapid Typing Tutor | CBSE Class 9 ITLearn touch typing, the home row keys, which finger presses which key, good habits and how to practise in Rapid Typing Tutor. Touch typing means typing without looking at the keyboard, using all ten fingers.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-016.mp43432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-shell-scripting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-039.jpgShell Scripting Basics: Variables, read, if, for | GSEB Std 11Start shell scripting in Linux: first script, chmod +x, variables, read, arithmetic, special variables, test conditions, if-else and for loops. A shell script is a text file of Linux commands that the shell runs one by one.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-039.mp43942026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-spreadsheet-application-starting-calc-and-its-parts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-025.jpgSpreadsheets: Start LibreOffice Calc, Window Parts | CBSE Class 9 ITLearn what a spreadsheet is, where it is used, how to start LibreOffice Calc, and every part of the Calc window. A spreadsheet is a grid of rows and columns that stores data and calculates with formulas.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-025.mp43732026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-spreadsheets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-041.jpgWhat Is a Spreadsheet? Features and Excel Window | NIOSA spreadsheet is a grid of rows and columns that stores data and calculates with formulas, updating every answer when a value changes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-041.mp43402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-word-processing-and-word-processor-window-parts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-018.jpgWord Processing and Word Processor Window Parts | CBSE Class 9 ITLearn what word processing is, popular word processors, and every part of the window from title bar to status bar. Word processing means creating, editing, formatting, saving and printing documents on a computer.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-018.mp43392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/introduction-to-word-processors/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-027.jpgWhat Is a Word Processor? Features and Window | NIOSA word processor is software to create, edit, format and print text documents, and to save them as files for reuse.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-027.mp42982026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/linking-spreadsheet-data-setting-up-multiple-sheets-creating-references-to-other/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-040.jpgLinking Spreadsheet Data: Sheet and File References | CBSE Class 10 ITLinking means a formula in one sheet reads a cell elsewhere, so a change in the source updates the linked cell. In Calc another sheet is written =Mid.B2, with a dot.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-040.mp43162026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/links-significance-of-linking-anchor-element-attributes-href-mailto-targets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-009.jpgHTML Links: Anchor Tag, href, mailto, target | CBSE Class 10Learn why links matter, the anchor tag and href, absolute and relative addresses, internal links, mailto and target. The anchor tag ‹a› makes a link, and href gives the address it goes to.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-009.mp42912026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/list-and-table-handling-ordered-unordered-lists-and-tables/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-017.jpgHTML Lists and Tables: ul, ol, dl, table | GSEB Std 10Learn HTML lists (ul, ol, dl) and tables (table, tr, th, td), with type, start, border, cellpadding, colspan and rowspan. ul gives bullets, ol gives numbers, and table, tr, th and td build a table.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-017.mp43762026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/mail-merge-concept-and-steps/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-010.jpgMail Merge in LibreOffice Writer: Parts and Steps | GSEB Std 9Learn what mail merge is, its three parts, and the steps in LibreOffice Writer to make many letters from one letter and a list. Mail merge joins one main document with a data source to make a separate copy for every person.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-010.mp43272026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/mail-merge-main-document-data-source-merging-and-printing-letters/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-024.jpgMail Merge: Main Document, Data Source, Fields | CBSE Class 9 ITLearn mail merge: the main document, data source and merge fields, the steps in Writer and Word, and previewing and printing letters. Mail merge makes many personalised letters at once from one common letter and a list of details.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-024.mp43222026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/main-document-and-data-source/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-038.jpgMain Document vs Data Source in Mail Merge | NIOSThe main document holds the fixed text and merge fields; the data source is a table of fields and records. Merged copies equal the selected records.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-038.mp43462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/managing-documents/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-004.jpgSave, Save As, Open and Close in Word | NIOS Data EntryCtrl+S saves the same file; F12 Save As makes a new copy. Ctrl+N creates, Ctrl+O opens and Ctrl+W closes a document.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-004.mp43272026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/merging-and-printing-letters-and-labels/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-040.jpgMerge and Print Letters and Labels in Word | NIOSFinish & Merge can edit, print or email the copies. For labels, set Label Options, insert the address, then click Update Labels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-040.mp43342026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/merging-data-into-the-main-document/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-011.jpgInsert Merge Fields, Preview and Finish Mail Merge | NIOSUse Insert Merge Field to place «FirstName» and other fields, check with Preview Results, then Finish & Merge. Never type the « » brackets yourself.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-011.mp43022026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/mobile-commerce-concepts-applications-and-comparison-with-e-commerce/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-050.jpgM-Commerce Applications and E vs M Commerce | GSEB Std 12Learn m-commerce concepts, mobile banking, ticketing, shopping, location services, advantages, limitations and a comparison with e-commerce. Mobility, reachability, personalisation and localisation are the key m-commerce concepts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-050.mp43022026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/models-of-e-commerce-b2b-b2c-c2c-online-transactions-and-payment-systems/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-047.jpgE-Commerce Models B2B, B2C, C2C and Payments | GSEB Std 12Learn e-commerce models B2B, B2C, C2C and C2B, what an online transaction is, and ways to pay: cards, net banking, UPI, wallets, COD, EFT. A model tells who sells to whom: B is Business, C is Consumer, and 2 is read as to.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-047.mp43612026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/modifying-a-worksheet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-013.jpgModify an Excel Worksheet: Insert, Delete, Resize, Move | NIOSModify a worksheet without retyping: insert or delete rows, columns and cells, resize them, and move, copy, hide or delete sheets.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-013.mp42742026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/multimedia-images-audio-video-animation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-001.jpgMultimedia and Its Elements: Images, Audio, Video | CBSE Class 9Learn what multimedia means and its five elements: text, images, audio, video and animation, with common file formats. Multimedia means using two or more media, like words, pictures and sound, together.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-001.mp4https://www.youtube.com/embed/4fMEFMpFBLA3722026-09-30T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/navigating-and-selecting-ranges/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-045.jpgNavigate and Select Ranges in Excel Fast | NIOSCtrl+Home goes to A1, Ctrl+Arrow jumps to the edge of the data, and adding Shift selects the whole list.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-045.mp43802026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/nested-statements-counts-and-totals/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-006.jpgNested Statements, Counting and Totalling | IGCSE Computer ScienceNesting puts one statement inside another; totalling adds each value (total = total + value), counting adds 1. Start both at 0 before the loop and output after it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-006.mp43912026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/online-reservation-systems/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-047.jpgOnline Reservation Systems: How Booking Works | CBSE Class 12 ITAn online reservation system lets you book and pay for a seat, room, table or appointment over the internet, 24x7. A central database stores all seats, and a seat is locked while one person pays.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-047.mp43782026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/online-shopping-and-bill-payments/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-049.jpgOnline Shopping and Bill Payments: Steps and Safety | CBSE Class 12 ITOnline shopping is buying goods or services over the internet; online bill payment is paying regular bills like electricity online.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-049.mp44242026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/online-tutorials-and-tests/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-050.jpgOnline Tutorials and Online Tests Explained | CBSE Class 12 ITAn online tutorial is a lesson delivered over the internet; an online test is taken on a computer or phone and often checked at once.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-050.mp44182026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/page-layout-and-styles/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-007.jpgPage Layout and Styles in Writer: Margins, Page Breaks | GSEB Std 9Page layout sets paper size, orientation, margins, headers and footers; a style is a saved, named set of formats. Modify a style once and every use updates.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-007.mp43152026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/page-setup-margins-and-orientation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-034.jpgPage Setup: A4 Size, Margins and Orientation | NIOSPage setup means paper size, margins and orientation. A4 is 21 x 29.7 cm, and a wide table needs landscape.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-034.mp43242026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/paragraph-formatting-and-alignment/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-033.jpgParagraph Formatting: Alignment, Indents, Spacing | NIOSParagraph formatting sets alignment (Ctrl+L, E, R, J), indents, line spacing and space before and after. Click inside a paragraph to format it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-033.mp43542026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/positioning-images-in-text-arrangement-anchoring-alignment-text-wrapping/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-037.jpgPosition Images in Writer: Wrap, Anchor, Align, Arrange | CBSE 10 ITFour tools place a picture in Writer: wrap sets text flow, anchor ties it to a place, align moves it, arrange sets the top object. Right-click the image to find all four.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-037.mp43502026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/presentation-software-basics-libreoffice-impress/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-011.jpgLibreOffice Impress Basics: Window, Views, Layouts | GSEB Std 9Learn presentation software basics in LibreOffice Impress: parts of the window, views, slide layouts, placeholders, saving and the slide show. A presentation is a set of slides shown one after another; Impress is free, open source software to make one.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-011.mp43112026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/presentations-openoffice-impress-views-animations-transitions-headers-and-footer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-046.jpgOpenOffice Impress: Views, Animation, Transitions | CBSE Class 11 ITOpenOffice Impress makes presentations: sets of slides saved as .odp, with views, animations, transitions and footers. Animation moves objects inside a slide; a transition plays between slides.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-046.mp43992026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/prevent-accidents-and-emergencies-at-the-workplace/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-044.jpgPrevent Workplace Accidents: First Aid, Evacuation | CBSE Class 10 ITAn accident is unplanned harm; an emergency is a sudden, serious situation that needs action now. Most accidents can be prevented.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-044.mp44092026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/print-options-print-preview-printing-all-single-multiple-pages/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-023.jpgPrint Preview and Printing Selected Pages | CBSE Class 9 IT (402)Learn print preview, the Print dialog box, and how to print all pages, one page, a range like 2-5 or pages like 1, 4, 9. In the Pages box, a hyphen means a range and a comma means separate pages.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-023.mp42792026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/printing-documents/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-031.jpgPrint a Document: Preview, Page Range, Copies | NIOSCtrl+P opens Print. In the pages box a hyphen means a range and a comma separates pages, so type 3 to print only page 3.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-031.mp42962026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/producing-a-simple-animation-sequence/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-029.jpgMake Your First Synfig Animation, Step by Step | GSEB Std 11Produce a simple Synfig animation: canvas settings, draw with mode off, set waypoints with mode on, preview, save .sifz and render. Draw with animation mode off; animate with animation mode on.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-029.mp43452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/professional-communication-skills/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-065.jpgProfessional Communication: 7 Cs, Emails | NIOS Computer ScienceGood communication means the message is understood correctly. Follow the 7 Cs, remove barriers and listen actively.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-065.mp43402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/program-development-life-cycle-analysis-design-coding-testing/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-002.jpgProgram Development Life Cycle: 4 Stages | IGCSE Computer ScienceThe program development life cycle has four stages: analysis, design, coding and testing. Analysis uses abstraction and decomposition; design uses structure diagrams, flowcharts and pseudocode.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-002.mp43672026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/project-essentials-and-tips/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-052.jpgIT Project Essentials: Topic, Report, Demo, Viva | CBSE Class 12A project is a practical task that solves a real problem using your subject, assessed by the report, demo and viva.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-052.mp43682026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/project-management-skills/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-063.jpgProject Management Skills: Life Cycle, Risks | NIOS Computer ScienceA project is temporary with a unique goal. Manage it with the triple constraint, five phases, tasks with owners, and risk plans.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-063.mp43492026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/project-management-web-based-application-development/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-051.jpgProject Management for a Web App: Phases and Roles | CBSE Class 12 ITProject management plans and controls a project; a web app project runs through plan, requirements, design, develop, test and deploy. The triple constraint is scope, time and cost.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-051.mp44322026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/protect-and-unprotect-worksheets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-019.jpgProtect a Worksheet in Excel: Unlock Cells First | NIOSEvery cell starts Locked, so unlock the entry cells with Ctrl+1 first, then Review, Protect Sheet. Unprotect Sheet with the password to edit again.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-019.mp43762026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/protecting-and-finding-documents/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-005.jpgPassword Protect a Word File and Find Text | NIOS Data EntryLock a Word file with File, Info, Protect Document, Encrypt with Password. Find text with Ctrl+F, replace with Ctrl+H.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-005.mp43072026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/pseudocode-and-flowcharts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-003.jpgPseudocode and Flowcharts: Symbols, Selection, Loops | IGCSE CSAn algorithm is a set of steps that solves a problem; it can be shown as a flowchart (shapes) or pseudocode (code-like text).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-003.mp43762026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/publishing-documents-using-latex/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-051.jpgPublishing Documents With LaTeX: First Document | GSEB Std 12Learn LaTeX: what it is, word processor vs LaTeX, commands and environments, a first document, sections, lists, maths, a table and PDF output. LaTeX is a free typesetting system: you type text with commands, then compile the .tex file into a PDF.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-051.mp44162026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/reading-writing-refining-and-evaluating-programs-in-python-3/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-EG-003.jpgRead, Write, Refine, Evaluate Python Code | GCSE Computer ScienceFour programming skills: read code by tracing it, write code from a plan, refine it by fixing and improving, evaluate it against requirements.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-EG-003.mp44002026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/relative-and-absolute-cell-references/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-050.jpgRelative, Absolute and Mixed Cell References | NIOS Data EntryA relative reference like B2 changes when copied; an absolute one like $B$2 stays fixed. Mixed references lock one part. Press F4 in Excel, or Shift+F4 in LibreOffice Calc, to switch the type.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-050.mp43922026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/resizing-rows-and-columns/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-014.jpgResize Rows and Columns in Excel: Drag, AutoFit, Exact | NIOS#### in a cell means the column is too narrow; the data is safe. Resize by dragging, AutoFit, exact size or many at once.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-014.mp43772026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/row-height-and-column-width/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-048.jpgExcel Row Height and Column Width, AutoFit | NIOS Data EntryColumn width is counted in characters and row height in points. Drag an edge, double-click to AutoFit, or set an exact size. ##### means the column is too narrow; the value is safe.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-048.mp43252026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/running-and-printing-a-slide-show/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-057.jpgRun and Print a Slide Show: F5, Handouts | NIOS Data EntryF5 starts a slide show from slide 1 and Shift+F5 from the current slide. Print slides, notes pages, handouts or an outline.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-057.mp43352026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/saving-and-opening-workbooks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-044.jpgSave and Open Excel Workbooks: Ctrl+S, F12, Ctrl+O | NIOSCtrl+S updates the same workbook, F12 Save As gives a new name, place or type, and Ctrl+O opens a saved file.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-044.mp43952026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/selecting-adding-and-renaming-worksheets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-012.jpgExcel Worksheets: Select, Add and Rename Sheets | NIOS Data EntryClick a sheet tab to select it, press Shift+F11 or + to add one, and double-click the tab to rename it (up to 31 characters).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-012.mp42982026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/selecting-and-navigating-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-030.jpgSelect and Navigate Text with Keys in Word | NIOSMove with arrows, Ctrl+arrow, Home, End, Ctrl+Home and Ctrl+End. Add Shift to any of them and you select instead of move.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-030.mp42592026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/sending-and-receiving-messages/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-014.jpgSending and Receiving Email: To, Cc, Bcc | GSEB Std 9Learn how email works: the email address, To, Cc, Bcc, attachments, mail folders, Reply, Reply All, Forward and safe habits. Email means electronic mail: a message sent over the internet that can carry text, photos and files.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-014.mp43092026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/setting-up-the-workspace-and-canvas/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-024.jpgSynfig Canvas Setup: Size, FPS and End Time | GSEB Std 11Set up Synfig's workspace and canvas: new file, file formats, image size, aspect ratio, frame rate, start and end time, grid and panels. Set the canvas size and time before you draw; frames = fps x seconds.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-024.mp43432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/share-and-review-a-spreadsheet-sharing-opening-and-saving-a-shared-spreadsheet-r/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-042.jpgShare and Review a Spreadsheet: Track Changes | CBSE Class 10 ITSharing lets many users edit one Calc file together; recording changes shows who changed what, so a reviewer can accept or reject. Share from Tools, Share Spreadsheet; record with Ctrl+Shift+C.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-042.mp43192026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/slide-design-transitions-and-running-a-slide-show/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-026.jpgSlide Design, Transitions and Running a Slide Show | NIOSGood slides keep one idea, short points and a large font. A transition is the effect between slides; F5 starts the show and Esc ends it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-026.mp43672026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/slide-layouts-design-and-transitions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-056.jpgSlide Layouts, Themes and Transitions | NIOS Data EntryA layout places boxes on one slide, a theme styles all slides, and a transition is the effect as the next slide appears.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-056.mp43742026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/slide-masters-and-adding-slide-transitions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-034.jpgSlide Master and Slide Transitions in Impress | CBSE Class 9 ITA master slide controls the look of all linked slides; a transition is the effect when one slide changes to the next. Change the master once and every linked slide changes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-034.mp43232026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/spelling-and-grammar-check-synonyms-and-thesaurus-non-printing-characters/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-020.jpgSpell Check, Thesaurus, Non-Printing Characters | CBSE Class 9 ITLearn spelling and grammar check, the F7 dialog box, synonyms and the thesaurus, and how to show non-printing characters. A red wavy line marks a spelling doubt; a blue wavy line marks a grammar doubt.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-020.mp43402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/spelling-and-grammar/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-007.jpgSpelling and Grammar Check in Word: F7, Underlines | NIOSWord marks spelling with a red wavy line and grammar with a blue double line. Press F7 to check the whole document. It misses wrong words that are spelled right, so always proofread.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-007.mp43022026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/spreadsheets-concept-of-a-worksheet-and-a-workbook-create-and-save-a-worksheet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-005.jpgSpreadsheet Basics: Worksheet vs Workbook | CBSE Class 9Learn rows, columns and cell addresses, worksheet vs workbook, and how to create, calculate and save a marks worksheet. A worksheet is one sheet of rows and columns; a workbook is the whole file.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-005.mp43432026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/spreadsheets/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-060.jpgSpreadsheet Basics: Formulas, Functions, Charts | NIOSA spreadsheet is a grid of rows and columns that calculates with formulas. Formulas start with =, like =SUM(B2:B6).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-060.mp43992026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/starting-a-word-program/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-001.jpgHow to Start Microsoft Word: 6 Ways | NIOS Data EntryStart Microsoft Word from the Start menu, search, a desktop or taskbar shortcut, the Run box (winword) or by opening a .docx file. Then choose Blank document on the start screen.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-001.mp43252026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/styles-and-formatting-window-fill-format-mode/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-035.jpgStyles Window and Fill Format Mode in Writer | CBSE Class 10 ITA style is a saved, named set of formatting. F11 opens the Styles window, and Fill Format mode applies a style with clicks. Change a style once and all text using it updates.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-035.mp43292026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/table-of-contents-hierarchy-of-headings-creating-customizing-maintaining-updatin/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-038.jpgTable of Contents in Writer: Create, Update, Delete | CBSE Class 10 ITWriter builds a Table of Contents from heading styles: Heading 1, 2 and 3 set the levels, and Update Index refreshes it. Typing big bold text is not a heading style, so it will not appear.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-038.mp43212026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/test-data-normal-abnormal-extreme-boundary/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-009.jpgTest Data: Normal, Abnormal, Extreme, Boundary | IGCSE CSTest data is values chosen to test a program, each with an expected result to compare with the actual result. For marks 0 to 100: normal 45, abnormal -5 or ten, extreme 0 and 100, boundary 100 and 101.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-009.mp43152026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/text-audio-video-graphics-and-animation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-021.jpgMultimedia Formats: Text, Graphics, Audio, Video | GSEB Std 11Learn the five multimedia elements in depth: fonts and text formats, bitmap vs vector, sampling, frame rate, codecs, keyframes and tweening. Bitmap images blur when enlarged, vector images stay sharp; video is many frames shown each second.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-021.mp44712026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/text-formatting-font-size-style-and-colour/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-032.jpgText Formatting: Font, Size, Style and Colour | NIOSText formatting changes how words look, not what they say: font, size in points, bold, italic, underline and colour. Select the text first.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-032.mp43852026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/text-paragraph-formatting-mathematical-typesetting-chapters-sections-and-table-o/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-052.jpgLaTeX Formatting, Maths and Table of Contents | GSEB Std 12Learn LaTeX text formatting, font sizes, paragraphs, alignment, special characters, maths typesetting, chapters, sections and \tableofcontents. Maths goes between $ signs; \tableofcontents builds the contents list from your headings.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-052.mp44772026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/trace-tables-and-dry-runs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-010.jpgTrace Tables and Dry Runs: Find the Output by Hand | IGCSE CSA dry run works through an algorithm by hand; a trace table records it with one column per variable and a column for output.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-010.mp43132026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/trace-tables-and-identifying-correcting-errors/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-004.jpgTrace Tables and Finding Errors in Algorithms | IGCSE Computer ScienceA trace table records a dry run: one column per variable plus output, with a new value each time it changes. Syntax errors stop a program running, logic errors give wrong answers, runtime errors crash while running.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-004.mp43392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/tweening-and-motion/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-028.jpgTweening in Animation: Keyframes and Interpolation | GSEB Std 11Learn tweening: key frames and in-betweens, motion, rotation, scale and colour tweens, Synfig animation mode, waypoints and interpolation. Tweening means in-between: you set the start and end, and the software creates all the frames between.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-028.mp43732026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/types-of-charts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-021.jpgTypes of Charts in Excel: Column, Line, Pie, Scatter | NIOSColumn and bar charts compare values, line and area charts show trends over time, pie shows parts of a whole, scatter shows a link.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-021.mp43392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/types-of-documents-in-mail-merge/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-008.jpgMail Merge Documents: Main, Data Source, Merged | NIOSMail merge uses three documents: the main document (fixed text and fields), the data source (details) and the merged document (copies).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-008.mp43052026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/typing-and-deleting-text-typing-ergonomics/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-015.jpgTyping, Deleting Text and Typing Ergonomics | CBSE Class 9 IT (402)Learn typing keys, Backspace vs Delete, selecting and undoing, insert vs overtype, and how to sit and type in a healthy way. Ergonomics means arranging your work place and habits to suit your body.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-015.mp43372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/typing-and-screen-objects/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-003.jpgTyping in Microsoft Word: Word Wrap, Keys, Show/Hide | NIOSIn Word, let word wrap move text to the next line; press Enter only for a new paragraph. Learn the insertion point, typing keys, selecting, Undo and Show/Hide marks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-003.mp43062026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/universal-serial-bus-usb-benefits-and-drawbacks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-007.jpgUSB Benefits and Drawbacks for Exam Answers | IGCSE Computer ScienceUSB benefits: automatic detection, an industry standard, power on the same cable. Drawbacks: about 5 m cables, slower than some.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-007.mp43872026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/universal-serial-bus-usb/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-001.jpgUSB Explained: Universal Serial Bus, Benefits, Drawbacks | IGCSE CSUSB stands for Universal Serial Bus: an industry standard that sends data serially, one bit at a time, on a single wire.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-001.mp43262026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/validation-and-verification-checks/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-008.jpgValidation and Verification Checks with Python Examples | IGCSE CSValidation checks data is sensible and is done by the program; verification checks data was copied correctly. Validation cannot prove data is correct: age 15 typed as 51 still passes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-008.mp43682026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/validation-verification-and-suitable-test-data/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-CI-005.jpgValidation vs Verification and Test Data | IGCSE Computer ScienceValidation checks data is sensible; verification checks it is accurate. Test data covers normal, abnormal, extreme and boundary values.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-CI-005.mp43502026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/vim-modes-and-commands/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-038.jpgVim Editor: Modes, Editing, Save and Quit | GSEB Std 11Learn Vim: Normal, Insert, Command-line and Visual modes, i a o, moving the cursor, x dd yy p u, :w :q :wq :q!, and search and replace. Vim opens in Normal mode; press i to type and Esc to go back.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-038.mp43962026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/web-designing-using-html/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-062.jpgHTML Basics: Tags, Lists, Links, Images, Tables | NIOSHTML is a markup language: tags tell the browser how to show content. A page has html, head, title and body.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-062.mp43942026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/what-is-multimedia-and-its-components/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-020.jpgWhat Is Multimedia? Five Components | GSEB Std 11Learn what multimedia is, its five components, linear and non-linear multimedia, interactive multimedia, uses, hardware and limits. Multimedia means many media, like text, graphics, audio, video and animation, used together.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-020.mp44112026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/what-is-ubuntu-linux/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-001.jpgWhat Is Ubuntu Linux? Free Operating System | GSEB Std 9Ubuntu is a free, open source Linux distribution made by Canonical; Linux is an operating system built on the Linux kernel.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-001.mp43892026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/word-processor-basics-libreoffice-writer/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-002.jpgLibreOffice Writer Basics: Window, Typing, Shortcuts | GSEB Std 9A word processor types, edits, formats and prints text. LibreOffice Writer is the free word processor in the LibreOffice suite.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-002.mp43642026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/word-processor-openoffice-writer-window-tabs-formatting-tables-documents/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-045.jpgOpenOffice Writer: Window, Tab Stops, Formatting, Tables | CBSE 11 ITOpenOffice Writer is a free word processor to create, edit, format and print documents; it saves as .odt.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-045.mp44632026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/word-screen-layout/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-002.jpgMicrosoft Word Screen Layout: Ribbon, Tabs, Status Bar | NIOSThe Word screen has a title bar, Quick Access Toolbar, Ribbon with tabs and groups, document area, rulers, scroll bars and status bar. Zoom changes only the screen view, not the print size.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-002.mp43262026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/workbook-protection/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-015.jpgExcel Workbook Protection: Structure and Passwords | NIOSProtect Workbook (Review tab) stops sheets being added, deleted, renamed, moved or hidden. Encrypt with Password stops opening.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-015.mp43632026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/workbooks-worksheets-rows-columns-and-cells/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-042.jpgWorkbook, Worksheet, Row, Column, Cell in Excel | NIOSA workbook is the file, a worksheet is one page, a row runs across, a column runs down, and a cell like C5 is where they meet.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-042.mp43362026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/working-with-pictures-in-synfig/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-033.jpgSynfig Pictures: Cutout Tool and Head Nod | GSEB Std 11Work with pictures in Synfig: background setup, the Cutout tool, a head nod with a rotate layer, picture parameters, cut-out animation and crossfades. The Cutout tool makes part of a picture into its own layer; place the pivot where the part bends.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-033.mp43122026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/working-with-slides/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-N-024.jpgWork With Slides: Move, Duplicate, Delete, Hide | NIOSSelect slides with click, Shift+click or Ctrl+click, then add (Ctrl+M), duplicate (Ctrl+D), drag to move, delete or Hide Slide.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-N-024.mp43182026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/working-with-text/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-004.jpgWorking with Text: Cursor, Word Wrap, Selecting | GSEB Std 9 & NIOSIn a word processor, the cursor shows where text appears, word wrap handles line ends, and Enter only ends a paragraph.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-004.mp43472026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/working-with-the-timeline/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-027.jpgSynfig Timeline: Waypoints and Interpolation | GSEB Std 11Control time in Synfig: time slider, play buttons, reading 1s 12f, waypoints in the Timetrack, dragging to change speed, interpolation types. Waypoints mark changes; drag them later to slow motion down or earlier to speed it up.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-027.mp43082026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/workplace-hazards-types-computers-office-equipment-and-stress/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-043.jpgWorkplace Hazards: Types, Computer Safety, Stress | CBSE Class 10 ITA hazard is anything that can cause harm; risk is the chance that harm happens. Offices have physical, electrical, fire and health hazards.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-043.mp44422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/worksheet-rows-columns-cell-and-cell-address-range-of-cells-row-column-row-and-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-C-026.jpgCell Address and Range of Cells in Calc | CBSE Class 9 IT (402)Learn worksheets, rows, columns, cells, cell addresses like B3, and column, row and block ranges like A1:C4. A cell address is the column letter followed by the row number, so B3 is right and 3B is wrong.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-C-026.mp43622026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/course-specific/writing-and-executing-simple-shell-scripts/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CS-G-040.jpgWrite and Run a Shell Script in Ubuntu | GSEB Std 11Write and run simple shell scripts: write, save .sh, chmod +x, ./ run, common errors, variables, read, arithmetic and an if for pass or fail. Save commands in a .sh file, give permission with chmod +x, then run it with ./file.sh.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CS-G-040.mp43532026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cpp/arrays-in-c-one-and-two-dimensional/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C10.jpgArrays in C: 1D and 2D Arrays Explained | GSEB Std 10An array stores values of the same type under one name, with indexes from 0 to size - 1. A 2D array uses t[row][column]; arrays pass their address to functions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C10.mp4https://www.youtube.com/embed/3L68qNZDhys3872026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cpp/dynamic-memory-allocation-malloc-calloc-realloc-and-free/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C13.jpgmalloc, calloc, realloc & free in C: Dynamic MemoryDynamic memory allocation gets heap memory while the program runs, using malloc, calloc, realloc and free from stdlib.h.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C13.mp4https://www.youtube.com/embed/QVclKGvDU_k3862026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cpp/file-handling-in-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C15.jpgFile Handling in C: fopen, Modes, fgets, fprintfC saves data in files: declare a FILE pointer, open with fopen and a mode, read or write, then fclose.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C15.mp4https://www.youtube.com/embed/4rdzECfuGfc3852026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cpp/pointers-in-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C12.jpgPointers in C Explained: Address, * and &A pointer is a variable that stores the address of another variable; &x gives the address and *p reads the value there.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C12.mp4https://www.youtube.com/embed/z5a4rEI8WQ84192026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cpp/strings-in-c/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C11.jpgStrings in C: \0, fgets and strlen, strcpy, strcat, strcmpA C string is a char array that ends with the null character \0, so it needs one box more than its letters.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C11.mp4https://www.youtube.com/embed/bPLmQrg7HSY4312026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cpp/structures-unions-enumerations-and-typedef/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C14.jpgStructures, Unions, enum & typedef in CA structure groups members of different types; a union makes all members share one memory space. enum names integer constants from 0, and typedef gives a type a new name.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C14.mp4https://www.youtube.com/embed/YGXBOto8YjI3872026-09-23T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cpp/the-c-preprocessor-macros-and-conditional-compilation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/C16.jpgC Preprocessor: #include, #define, Macros & #ifdefThe C preprocessor edits your code as text before compiling: it pastes headers, replaces macros and keeps or drops code.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/C16.mp4https://www.youtube.com/embed/3P9HJ7UJ3x04122026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/arrays-and-strings-in-c-plus-plus/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP05.jpgArrays and Strings in C++: 1D, 2D, char and string | NIOSA C++ array stores same-type values under one name with indexes 0 to size - 1; std::string is a string that grows by itself.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP05.mp4https://www.youtube.com/embed/uwuc08kgyz44322026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/basic-concepts-of-oop-in-c-plus-plus/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP07.jpgOOP Concepts in C++: Class, Object, Encapsulation | NIOSObject oriented programming builds a program from objects that keep data and functions together, made from a class blueprint. Its key ideas are class, object, abstraction, encapsulation, inheritance and polymorphism.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP07.mp4https://www.youtube.com/embed/XvcRty3dnwU5012026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/c-plus-plus-tokens-data-types-variables-and-operators/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP02.jpgC++ Data Types, Variables, Operators & Type Conversion | NIOSC++ tokens are keywords, identifiers, literals, operators and punctuators; data types like int and double decide what a variable holds. int divided by int drops the decimal, so 7 / 2 gives 3.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP02.mp4https://www.youtube.com/embed/hx-Mq5niuTc4792026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/classes-and-objects-with-constructors-and-destructors/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP08.jpgC++ Classes, Objects, Constructors & Destructors | NIOSA C++ class holds private data and public functions; a constructor sets up a new object and a destructor cleans up when it dies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP08.mp4https://www.youtube.com/embed/gXnSfLKUJoc4482026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/control-statements-in-c-plus-plus-if-switch-and-loops/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP03.jpgControl Statements in C++: if, switch, Loops, breakC++ control statements change the order code runs: if and switch choose a path, loops repeat, break and continue jump.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP03.mp4https://www.youtube.com/embed/kHHkXjkG3VE4052026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/data-structures-in-c-plus-plus-linked-lists-stacks-and-queues/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP15.jpgData Structures in C++: Linked List, Stack, Queue, Big OA linked list chains nodes with pointers, a stack is last in first out, and a queue is first in first out; Big O compares their speed.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP15.mp4https://www.youtube.com/embed/N0a9QMIJn2o5232026-09-28T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/file-handling-in-c-plus-plus/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP12.jpgFile Handling in C++: ifstream, ofstream, Modes | NIOSC++ saves data in files with streams from ‹fstream›: ofstream writes, ifstream reads and fstream does both.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP12.mp4https://www.youtube.com/embed/HXHqtctqLLQ4212026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/functions-in-c-plus-plus-overloading-default-arguments-and-inline/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP04.jpgC++ Functions: Overloading, Default Arguments & InlineA C++ function is a named block you define once and call many times; C++ adds references, default arguments, inline and overloading.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP04.mp4https://www.youtube.com/embed/lRnm9eh4lEE4012026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/inheritance-extending-classes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP09.jpgInheritance in C++: Base, Derived, Types & Visibility | NIOSInheritance creates a derived class from a base class, so the derived class gets the base members and can add its own.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP09.mp4https://www.youtube.com/embed/r9suZIjDqkA4582026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/introduction-to-c-plus-plus-structure-of-a-program-cin-and-cout/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP01.jpgIntroduction to C++: Program Structure, cin and cout | NIOSA C++ program adds headers with #include, starts at main(), prints with cout « and reads with cin ». C++ was built from C by Bjarne Stroustrup and named in 1983.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP01.mp4https://www.youtube.com/embed/Pz_1fpJ5Jxo4582026-09-24T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/pointers-in-c-plus-plus/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP11.jpgPointers in C++: new, delete, this and Common Bugs | NIOSA C++ pointer stores an address: & gives the address, * gives the value there, new takes memory and delete frees it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP11.mp4https://www.youtube.com/embed/q7s1BuWZmWA4082026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/polymorphism-and-virtual-functions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP10.jpgPolymorphism in C++: Virtual Functions & Abstract ClassesPolymorphism means one name with many forms: overloading is decided at compile time, virtual functions at run time.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP10.mp4https://www.youtube.com/embed/J4kzg59EnPA4312026-09-26T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/structures-typedef-and-enumerated-data-types-in-c-plus-plus/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP06.jpgStructures, typedef and enum in C++ ExplainedA C++ structure groups different types under one name; typedef gives a type a new name; enum names whole number constants from 0.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP06.mp4https://www.youtube.com/embed/njQqJijESbg4282026-09-25T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/templates-and-exception-handling-in-c-plus-plus/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP13.jpgC++ Templates and Exception Handling: try, catch, throwA template writes one function or class for any type; exception handling uses try, throw and catch to recover from run time errors.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP13.mp4https://www.youtube.com/embed/584P-ZvxLeE5132026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/cyber-safety-and-ethics/the-standard-template-library-vector-set-map-and-algorithms/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/CP14.jpgC++ Standard Template Library: vector, set, map, sortThe Standard Template Library gives ready-made, tested containers, iterators and algorithms that work for any type.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/CP14.mp4https://www.youtube.com/embed/KL58rU_ov084692026-09-27T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/aggregate-functions-count-sum-avg-max-and-min/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB11.jpgSQL Aggregate Functions: COUNT, SUM, AVG, MAX, MIN | CBSE 12An aggregate function turns many rows into one value. COUNT(*) counts all rows, while other aggregates ignore NULL. AVG divides by the values present, not by the number of rows.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB11.mp43302026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/database-tool-basics-creating-a-database-tables-fields-and-records-in-base/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB15.jpgLibreOffice Base: Create a Database, Table and Records | CBSELibreOffice Base saves a whole database in one .odb file. Create a table in Design View, set field types and a primary key, then enter records.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB15.mp44652026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/forms-and-reports-in-base/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB18.jpgForms and Reports in LibreOffice Base: Wizard Steps | CBSE Class 10A form is a screen to enter and edit data one record at a time; a report presents data for printing and cannot change it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB18.mp44242026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/group-by-and-having/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB12.jpgSQL GROUP BY and HAVING Explained | CBSE Class 12GROUP BY puts rows with the same value together so an aggregate gives one answer per group. HAVING then filters those groups. WHERE filters rows before grouping; HAVING filters groups after.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB12.mp43442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/introduction-to-sql-and-mysql-ddl-dml-and-dql/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB04.jpgSQL and MySQL Basics: DDL, DML, DQL, Data Types | CBSE 12SQL is Structured Query Language for relational databases. DDL builds structure, DML changes rows and DQL reads data. Log in with mysql -u root -p, and end every statement with a semicolon.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB04.mp43942026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/keys-in-a-database-primary-candidate-alternate-and-foreign-key/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB03.jpgDatabase Keys: Primary, Candidate, Alternate, Foreign | CBSEA key identifies each row uniquely. Candidate keys are all columns that could be the key; one is chosen as the primary key. A foreign key refers to the primary key of another table, and its values may repeat.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB03.mp43552026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/queries-in-base-design-view-criteria-and-sorting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB17.jpgQueries in LibreOffice Base: Design View, Criteria & Sort | CBSE 10A query in Base shows only the fields and records you ask for; the table itself is never changed. Build it with the Query Wizard or Design View, add criteria and sort order, then press F5.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB17.mp44202026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/relationships-between-tables-in-base/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB16.jpgRelationships in LibreOffice Base: Keys & Integrity | CBSE Class 10In Base, tables are linked by a common field: the primary key in the parent table matches the foreign key in the child. Linking tables cuts redundancy, and referential integrity keeps every link valid.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB16.mp44062026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/sorting-results-with-order-by/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB09.jpgSQL ORDER BY: Sort Results ASC and DESC | CBSE Class 12ORDER BY sorts the result. ASC is the default, DESC sorts from big to small, and a second column breaks ties. Clause order is fixed: SELECT, FROM, WHERE, ORDER BY.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB09.mp43092026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/sql-data-definition-create-database-create-table-alter-and-drop/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB05.jpgSQL CREATE, ALTER and DROP With Constraints | CBSE Class 12CREATE DATABASE makes a database and USE selects it. CREATE TABLE sets columns, types and constraints; ALTER changes them; DROP removes them. DROP has no undo, so back up first.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB05.mp43372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/sql-data-manipulation-insert-update-and-delete/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB06.jpgSQL INSERT, UPDATE and DELETE With WHERE | CBSE Class 12INSERT adds rows, UPDATE changes chosen rows and DELETE removes them. Without WHERE, every row is affected. Run a SELECT with the same WHERE before you change anything.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB06.mp43262026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/sql-for-cambridge-igcse-single-table-databases-and-queries/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB14.jpgIGCSE SQL: Single-table Databases and Queries | 0478For 0478 you need fields, records, a primary key, data types, validation checks and the SQL words SELECT, FROM, WHERE, ORDER BY, SUM and COUNT.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB14.mp44962026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/sql-operators-between-in-like-and-is-null/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB08.jpgSQL BETWEEN, IN, LIKE and IS NULL | CBSE Class 12, ICSEBETWEEN checks a range and includes both ends, IN matches a list, LIKE matches a text pattern and IS NULL finds missing values. = NULL finds nothing, because NULL means unknown.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB08.mp43282026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/sql-select-choosing-rows-and-columns-with-where/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB07.jpgSQL SELECT and WHERE: Pick Rows and Columns | CBSE Class 12SELECT chooses columns and WHERE keeps only rows where the condition is true. AS renames a column and DISTINCT removes repeats. marks = NULL finds nothing; use IS NULL instead.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB07.mp43762026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/sql-single-row-functions-math-text-and-date/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB10.jpgSQL Single Row Functions: Math, Text and Date | CBSE IP 065A single row function gives one answer per row. Math functions include POWER, MOD and ROUND; text and date functions handle strings and dates. Positions in MID and INSTR start at 1, not 0.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB10.mp43902026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/the-relational-model-relation-tuple-attribute-domain-degree-and-cardinality/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB02.jpgRelational Model: Tuple, Attribute, Degree, Cardinality | CBSEIn the relational model a table is a relation, a row is a tuple and a column is an attribute. Degree counts columns; cardinality counts rows. A domain is the set of values an attribute is allowed to hold.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB02.mp43542026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/why-databases-data-information-and-the-dbms/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB01.jpgWhy Databases: Data, Information and DBMS | CBSE Class 12Data is raw facts; information is processed data. Separate files cause redundancy and inconsistency, which a DBMS avoids. A DBMS stores each fact once and shares it with every user.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB01.mp43582026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/databases-and-sql/working-with-two-tables-cartesian-product-equi-join-and-natural-join/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/DB13.jpgSQL Joins: Cartesian Product, Equi-join, Natural Join | CBSE 12A Cartesian product pairs every row with every row. An equi-join keeps only matching rows; a natural join matches same-named columns automatically. Rows multiply and columns add in a Cartesian product.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/DB13.mp44062026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/antivirus-and-data-security/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-19.jpgAntivirus and Data Security: Malware and Safe Habits | CBSE 10Antivirus software finds and removes malware, but strong passwords, updates and backups are what really protect your data.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-19.mp43892026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/basic-file-and-folder-management/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-17.jpgFile and Folder Management: Copy, Cut, Paths | CBSE 10 AIA file stores data and its extension shows the type; folders group files, and a path is the file's full address.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-17.mp42972026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/building-self-confidence/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-13.jpgHow to Build Self-Confidence: Daily Habits | CBSE Class 10 AISelf-confidence is believing in your own abilities, and it grows with preparation, small wins and positive thoughts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-13.mp42942026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/computer-care-and-maintenance/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-18.jpgComputer Care and Maintenance: Clean, Update, Back Up | CBSE 10A computer lasts longer and runs faster when you keep it clean, updated, protected and backed up.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-18.mp43042026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-i-communication-skills-i/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-I-01.jpgCommunication Skills Class 9: Cycle, 7 Cs, Barriers | CBSE 402Communication is sharing ideas or information, and it is complete only when the receiver understands it. This lesson covers the communication cycle, the three methods, the 7 Cs, barriers and basic writing rules.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-01.mp44062026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-i-entrepreneurial-skills-i/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-I-04.jpgEntrepreneurial Skills Class 9: Qualities and Myths | CBSE 402An entrepreneur starts a business and takes the risk of profit or loss, while an employee works for a salary. This lesson covers business types, qualities, the role in society and common myths.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-04.mp43272026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-i-green-skills-i/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-I-05.jpgGreen Skills Class 9: Resources, 3 Rs and Green Jobs | CBSE 402Green skills are the knowledge and habits that protect the environment, and green jobs use them at work. This lesson covers resources, pollution, the greenhouse effect, conservation and waste segregation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-05.mp43372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-i-ict-skills-i-basic-information-and-communication-technolo/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-I-03.jpgICT Skills Class 9: Computer Basics & Safety | CBSE 402ICT means information, communication and technology: the devices and software we use to share information. This lesson covers ICT tools, the parts of a computer, mouse and keyboard basics, files and folders, and safe use.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-03.mp43912026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-i-information-and-communication-technology-ict-skills-i/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-I-06.jpgICT Skills Class 9 AI: Computer and Internet BasicsICT means information, communication and technology: the devices and software we use to share information. This lesson covers ICT tools, the parts of a computer, mouse and keyboard basics, files and folders, and safe use.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-06.mp43912026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-i-self-management-skills-i/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-I-02.jpgSelf-Management Skills Class 9: Confidence & Goals | CBSE 402Self-management means controlling your own time, feelings and actions, and taking responsibility without being told. It starts with knowing your strengths, weaknesses and interests.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-I-02.mp43602026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-barriers-to-effective-communication/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-09.jpgBarriers to Effective Communication and Fixes | CBSE Class 10 AIA barrier is anything that blocks a message or changes its meaning, and it can appear at any step of the cycle.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-09.mp43392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-communication-cycle-and-feedback/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-08.jpgCommunication Cycle and Feedback Explained | CBSE Class 10 AIThe communication cycle is sender, message, channel, receiver and feedback; feedback is what completes it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-08.mp43112026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-communication-skills-ii/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-01.jpgCommunication Skills II: Feedback, Barriers, 7 Cs | CBSE Class 10Communication works only when feedback shows the message was understood, and the seven Cs make that message effective.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-01.mp43902026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-conservation-of-resources/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-28.jpgConservation of Resources: 3 Rs, Water, Energy | CBSE Class 10Conservation means using resources wisely and avoiding waste, so limited resources last for future generations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-28.mp42982026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-entrepreneurial-skills-ii/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-04.jpgEntrepreneurial Skills II: Qualities and Functions | CBSE Class 10An entrepreneur spots a need, starts a business to solve it and carries the risk of profit or loss.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-04.mp43162026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-entrepreneurship-as-a-career-option/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-25.jpgEntrepreneurship as a Career: Job vs Business | CBSE Class 10A job pays a fixed salary with low risk; a business gives freedom and unlimited earning, with higher risk and longer hours.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-25.mp43752026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-green-skills-ii/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-05.jpgGreen Skills II: Sustainable Development and SDGs | CBSE Class 10Sustainable development meets today's needs without harming the ability of future generations to meet theirs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-05.mp43312026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-importance-of-green-jobs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-26.jpgGreen Jobs and Why They Matter | CBSE Class 10 AIA green job protects or restores the environment while giving decent work: fair pay and safe conditions.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-26.mp42882026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-information-and-communication-technology-ict-skills-ii/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-03.jpgICT Skills II: Operating System, Files, Data Safety | CBSE Class 10An operating system is the main software between you and the hardware; safe habits protect the files you keep on it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-03.mp43582026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-methods-and-importance-of-communication/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-06.jpgMethods of Communication: Verbal, Non-Verbal, Visual | CBSE 10 AICommunication has three methods: verbal words, non-verbal body language, and visual signs and charts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-06.mp43072026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-reducing-environmental-impact/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-29.jpgReducing Environmental Impact and Carbon Footprint | CBSE 10Your carbon footprint is the total greenhouse gases your activities cause, and small daily swaps shrink it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-29.mp43182026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-role-of-green-economy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-30.jpgGreen Economy: Roles, Green Jobs and India's Steps | CBSE 10A green economy is low carbon, resource efficient and socially inclusive, unlike a brown economy that runs on polluting fuels.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-30.mp43052026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-self-awareness-and-self-motivation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-12.jpgSelf-Awareness and Self-Motivation: SWOT and SMART | CBSE 10 AISelf-awareness is knowing your strengths, weaknesses and values; self-motivation is the inner push to act on them.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-12.mp42902026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-self-management-skills-ii/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-02.jpgSelf-Management Skills II: Stress, SMART Goals | CBSE Class 10Self-management means handling stress, working on your own and setting goals you can actually measure.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-02.mp43312026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-stress-management-techniques/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-11.jpgStress Management Techniques for Students | CBSE Class 10 AIStress is how body and mind react to pressure; you manage it with time plans, exercise, breathing, sleep and talking.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-11.mp43272026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-sustainable-development/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-27.jpgSustainable Development: Pillars, SDGs, India | CBSE Class 10 AISustainable development meets today's needs without harming the ability of future generations to meet theirs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-27.mp43182026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-verbal-non-verbal-and-visual-communication/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-07.jpgVerbal, Non-Verbal & Visual Communication | CBSE Class 10 AIVerbal communication uses words, non-verbal uses body and voice, and visual uses pictures, signs and charts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-07.mp44232026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-ii-writing-skills-and-basic-english-grammar/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-10.jpgWriting Skills and Basic English Grammar | CBSE Class 10 AIClear writing needs the right parts of speech, correct punctuation and one idea per paragraph.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-10.mp43632026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-basics-of-operating-systems/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-07.jpgOperating System Basics: Functions, Types, Files | CBSE 11 ITAn operating system is the system software that manages the computer and stands between you, the apps and the hardware.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-07.mp43602026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-communication-skills/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-16.jpgCommunication Skills Class 11: Cycle, 7 Cs, Barriers | CBSEThe full Class 11 communication unit: the communication cycle, the three methods, the 7 Cs, barriers, writing skills and speaking at work.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-16.mp44142026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-entrepreneurship-and-society/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-10.jpgEntrepreneurship and Society | Employability Skills Class 11What entrepreneurship is and how it helps society: jobs, new products, exports, taxes, and the duties an entrepreneur owes back.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-10.mp43062026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-importance-of-green-economy/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-14.jpgGreen Economy Explained: Why It Matters | Class 11What a green economy is, how it differs from a brown economy, and why it matters for nature, jobs, health and India's energy security.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-14.mp43382026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-internet-web-browsing-and-email-basics/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-08.jpgInternet, Web Browsing and Email Basics | CBSE Class 11 ITThe internet is a worldwide network of networks; the web is the pages that travel on it, opened in a browser using a URL.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-08.mp43542026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-maintaining-and-securing-computer-systems/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-09.jpgMaintain and Secure Your Computer | Employability Skills 11Learn how to keep a computer clean, fast and safe: hardware care, software cleanup, backups, malware types and simple protections.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-09.mp43412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-methods-and-barriers-of-communication/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-01.jpgMethods and Barriers of Communication | CBSE Class 11 ITCommunication uses verbal, non-verbal or visual methods, and a barrier is anything that stops the message being understood.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-01.mp43452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-myths-and-types-of-entrepreneurship/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-12.jpgEntrepreneurship Myths and Types | Employability Skills 11Common myths about starting a business, the facts behind them, and the main types of entrepreneurship by purpose, size and owner.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-12.mp42982026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-qualities-and-functions-of-an-entrepreneur/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-11.jpgEntrepreneur Qualities and Functions | Employability Skills 11The qualities that make an entrepreneur successful, and the functions an entrepreneur performs, with real Indian examples.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-11.mp42972026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-role-of-technology-in-conserving-the-environment/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-15.jpgTechnology for the Environment | Employability Skills 11How technology conserves the environment: clean energy, cleaner transport, water-saving farms, satellites, sensors and safe e-waste handling.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-15.mp43602026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-self-motivation-and-goal-setting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-05.jpgSelf-Motivation and Goal Setting: SMART Goals | CBSE 11 ITSelf-motivation is pushing yourself to act without being told, and SMART goals give that push a direction and a deadline.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-05.mp42842026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-stress-management-and-self-awareness/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-04.jpgStress Management and Self-Awareness: ABC Model | CBSE 11 ITStress is the body and mind's response to pressure, and the ABC model shows that your belief, not the event, decides the outcome.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-04.mp43212026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-sustainable-development/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-13.jpgSustainable Development: 3 Pillars and 17 Goals | Class 11What sustainable development means, its three pillars, the 17 UN goals, Indian examples, and habits a student can start today.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-13.mp43482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-unit-2-self-management-skills-iii/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-17.jpgSelf-Management Skills Class 11: Stress, SMART Goals | CBSEThe full Class 11 self-management unit: self-awareness, stress management, self-motivation, SMART goals, working independently and confidence.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-17.mp43282026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-unit-3-ict-skills-iii-basic-information-and-communicati/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-18.jpgICT Skills Class 11: Files, Internet, Safety | CBSE 802The full Class 11 ICT unit: what ICT is, operating systems, GUI and CLI, files and folders, the internet and email, plus computer care and security.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-18.mp43482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-unit-4-entrepreneurial-skills-iii/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-19.jpgEntrepreneurial Skills Class 11: Qualities, Functions | CBSEThe full Class 11 entrepreneurial skills unit: key words, how entrepreneurs help society, qualities, functions, myths and the career path.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-19.mp43612026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-unit-5-green-skills-iii/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-20.jpgGreen Skills Class 11: Green Economy and 8 Missions | CBSEThe full Class 11 green skills unit: why change is needed, what a green economy is, green sectors, stakeholders, the eight missions and Mission LiFE.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-20.mp43562026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-verbal-non-verbal-and-visual-communication/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-02.jpgVerbal, Non-Verbal and Visual Communication | CBSE Class 11 ITVerbal communication uses words, non-verbal uses body and voice, and visual uses images, signs and charts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-02.mp43272026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-working-independently-and-building-self-confidence/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-06.jpgWorking Independently and Self-Confidence | CBSE Class 11 ITWorking independently means doing tasks without constant supervision, and self-confidence is the belief that lets you start.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-06.mp42852026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iii-writing-skills-and-feedback/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-III-03.jpgWriting Skills and Constructive Feedback | CBSE Class 11 ITClear writing needs correct grammar and punctuation; useful feedback names the problem and suggests a fix.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-III-03.mp43172026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iv-communication-skills-iv/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-IV-01.jpgActive Listening and Writing Skills | Class 12 CBSEActive listening in five steps, the listening barriers, the eight parts of speech, sentence types, voice and punctuation.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-01.mp43402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iv-entrepreneurial-skills-iv/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-IV-04.jpgEntrepreneurship Barriers and Competencies | Class 12 CBSEWhat stops a good business idea, the common barriers and their ways out, plus entrepreneurial attitudes and competencies.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-04.mp43172026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iv-green-jobs-and-their-importance/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-IV-05.jpgGreen Jobs Explained: Sectors and Importance | Class 12What a green job is, the sectors where green jobs exist, green work in IT and AI, and why green jobs matter for nature and people.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-05.mp44072026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iv-information-and-communication-technology-ict-skills-iv/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-IV-03.jpgSpreadsheets and Presentations | Class 12 ICT Skills CBSESpreadsheet basics, formulas and functions, sorting, filtering and charts, then presentation software and slide design.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-03.mp43462026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iv-self-management-skills-iv/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-IV-02.jpgMotivation, Attitude and SMART Goals | Class 12 CBSEMotivation types, building a positive attitude, result orientation with SMART goals, and honest self-awareness.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-02.mp43052026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/employability-skills-iv-spreadsheets-for-data-and-calculations/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-IV-06.jpgSpreadsheet Formulas and Functions | Class 12 CBSE 843Spreadsheet parts, data types, formulas with BODMAS, the main functions, relative and absolute references, formatting, sort, filter and charts.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-IV-06.mp44102026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/entrepreneurship-and-society/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-21.jpgEntrepreneurship and Society: Jobs, Amul, Lijjat | CBSE 10 AIBusiness and society need each other: society gives customers, workers and resources, and business gives goods, jobs and taxes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-21.mp43002026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/goal-setting-and-time-management/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-14.jpgGoal Setting and Time Management for Students | CBSE 10 AIA goal is what you want to achieve; SMART goals plus a priority plan turn it into daily work.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-14.mp42922026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/myths-about-entrepreneurship/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-24.jpgMyths About Entrepreneurship, and the Truth | CBSE Class 10 AIA myth is a popular belief that is not true, and six myths stop young people from starting a business.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-24.mp42722026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/operating-systems-basics/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-16.jpgOperating System Basics: Functions, CLI and GUI | CBSE 10 AIAn operating system is system software that manages the computer and links the user, the apps and the hardware.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-16.mp43042026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/productivity-tools-overview/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-20.jpgProductivity Tools: Word, Spreadsheet, Slides and More | CBSE 10Productivity tools help you finish work faster: word processors for text, spreadsheets for numbers and presentation tools for slides.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-20.mp43582026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/qualities-and-functions-of-an-entrepreneur/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-22.jpgQualities and Functions of an Entrepreneur | CBSE Class 10 AIQualities are what an entrepreneur is like; functions are what an entrepreneur does. Both can be practised.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-22.mp43042026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/types-of-business-activities/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-23.jpgTypes of Business Activities: Product, Service, Hybrid | CBSE 10Business activities are product, service or hybrid, and they sit in the primary, secondary or tertiary sector.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-23.mp42752026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/employability-skills/working-independently/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/EMP-II-15.jpgWorking Independently: Skills Employers Value | CBSE 10 AIWorking independently means doing your work on your own, without constant reminders, and still asking for help when you truly need it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/EMP-II-15.mp42602026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/abstract-classes-interfaces-and-polymorphism/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV26.jpgAbstract Classes, Interfaces and Polymorphism in JavaWhy a Shape class only promises area(), how interfaces work as a contract, run time polymorphism, dynamic dispatch and the Object class.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV26.mp44552026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/access-specifiers-encapsulation-and-visibility/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV18.jpgAccess Specifiers and Encapsulation in Java ExplainedThe four access levels, how private protects data, encapsulation with getters and setters, and the scope and lifetime of every kind of variable.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV18.mp43052026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/algorithm-complexity-and-big-o-notation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV34.jpgBig O Notation and Algorithm Complexity | ISC Class 12Learn algorithm complexity and Big O notation: counting steps as n grows, dominant terms, loop shapes, and best, average and worst case. Complexity counts basic steps as the input size n grows, not seconds on a clock.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV34.mp44032026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/arraylist-and-collections/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV37.jpgJava ArrayList vs Array: Methods and When to UseLearn why arrays cannot grow, how to create and use an ArrayList, three ways to loop over it, and when to pick each. An ArrayList is a List from java.util that grows and shrinks by itself.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV37.mp43992026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/assertions-and-threads-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV36.jpgJava Assertions and Threads | CBSE Class 12 IT 802Learn Java assertions and threads for CBSE Class 12 IT: assert, the -ea option, creating threads two ways, start() vs run(), and race conditions. An assertion checks a condition the programmer believes must always be true, and a thread is one path of execution.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV36.mp43732026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/binary-trees-and-tree-traversals/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV32.jpgBinary Tree Traversals: Pre, In and Post Order | ISC Class 12Learn binary tree terms and the three traversals for ISC Class 12: root, leaf, degree, depth, height, pre order, in order, post order. A binary tree stores data in levels, and each node has at most two children, a left child and a right child.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV32.mp44512026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/build-a-complete-java-project/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV41.jpgBuild a Complete Java Project: Report Card AppBuild a student report card project in five stages: analyse the problem, design classes, code and test in stages, then present it. Nouns in the problem become classes, their data becomes fields, and the actions become methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV41.mp44442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/classes-and-objects/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV03.jpgClasses and Objects Explained with Python ExamplesLearn classes and objects: a class as a blueprint, objects as instances, the dot operator, and a class as a new type. A class is a blueprint that describes what something will have and do; an object is one instance made from it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV03.mp43572026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/conditional-constructs-if-if-else-if-and-switch/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV10.jpgJava if-else-if and switch: break and Fall ThroughHow Java decides: if, if-else, the if-else-if ladder, nested if, switch with break and fall through, a menu program and System.exit(0).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV10.mp43702026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/constructors-and-the-this-keyword/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV16.jpgJava Constructors and this Keyword ExplainedWhat a constructor does, the three kinds, the missing default trap, constructor overloading, and the four rules of this.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV16.mp43282026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/converting-between-for-while-and-do-while-and-finite-vs-infinite-loops/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV43.jpgConvert for, while and do-while Loops in JavaLearn to rewrite the same loop as for, while and do-while, when a loop runs zero times, and what finite, infinite and empty loops are. Converting a loop just means moving its four parts: initialisation, condition, body and update.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV43.mp44412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/data-types-variables-and-constants-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV05.jpgJava Data Types, Variables and Constants ExplainedThe eight primitive types with sizes and ranges, reference types, declaring and initialising variables, final constants and default values.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV05.mp44042026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/errors-in-java-programs-syntax-run-time-and-logical/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV39.jpgJava Errors: Syntax, Run-time and Logical ExplainedLearn the three kinds of Java errors: syntax errors caught by the compiler, run-time exceptions, and logical errors only testing finds. A syntax error breaks Java's grammar, a run-time error stops a running program, and a logical error gives a wrong answer.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV39.mp44392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/exception-handling-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV27.jpgException Handling in Java: try, catch, throw, throwsChecked and unchecked exceptions, try, catch and finally, the rules for catch order, throw versus throws, and writing your own exception.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV27.mp44352026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/file-handling/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV28.jpgPython File Handling: Read, Write, Append | CBSE Class 12Learn file handling in Python: why files, open() modes, reading and writing text, bytes, and handling file errors with try. A file is data saved on the disk, so it stays after the program ends, unlike variables in RAM.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV28.mp43902026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/from-algorithm-to-java-program/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV40.jpgAlgorithm to Java Program: Niven Number | ISC PracticalWrite the algorithm first, turn each step into Java, then test with normal, boundary and invalid inputs, ISC practical style. An algorithm is a finite list of clear numbered steps in plain English, ending with Stop.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV40.mp44272026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/gui-applications-in-netbeans-jframe-jpanel-jtable-and-joptionpane/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV38.jpgNetBeans GUI: JFrame, JTable, JOptionPane | CBSE 11 ITBuild a simple interest calculator in NetBeans: create a JFrame Form, add labels, text fields and a button, and write the button click code. A GUI is a Graphical User Interface, and Java builds one with Swing classes from javax.swing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV38.mp44342026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/infix-prefix-and-postfix-expressions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV33.jpgInfix Prefix Postfix: Convert and Evaluate | ISC Class 12Learn infix, prefix and postfix notation, how to convert between them using precedence, and how to evaluate postfix with a stack. Infix puts the operator between the operands, prefix puts it before, and postfix puts it after.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV33.mp44482026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/inheritance-in-java-extends-super-and-method-overriding/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV25.jpgInheritance in Java: extends, super, Method OverridingHow extends reuses parent code, what a child really inherits, both jobs of super, protected access, overriding, and the types Java allows.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV25.mp44512026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/input-in-java-scanner-class-and-other-input-methods/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV08.jpgJava Scanner Input: nextInt, nextLine and the TrapThree ways data enters a Java program: initialisation, parameters and run time input, with Scanner, the nextLine trap and command line arguments.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV08.mp44042026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/introduction-to-java-features-jvm-bytecode-and-your-first-program/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV01.jpgIntroduction to Java: JVM, Bytecode, First ProgramWhat Java is, how javac makes bytecode, how the JVM runs it anywhere, the JDK-JRE-JVM order, and your first Hello program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV01.mp44572026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/isc-class-xi-java-revision-in-one-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV00.jpgClass 11 Java Revision in One Go | ISC Computer ScienceA full Class XI Java revision: data types, operators, control flow, classes, arrays and strings, plus the ideas Class XII papers reuse.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV00.mp44442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/java-operators-precedence-and-expressions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV07.jpgJava Operators and Precedence: Full Guide with TracesArithmetic, relational, logical, assignment, increment, ternary and bitwise operators, plus the precedence that decides what runs first.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV07.mp44972026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/java-tokens-keywords-identifiers-literals-separators-and-comments/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV04.jpgJava Tokens: Keywords, Identifiers, Literals | Class 12How the compiler reads your program piece by piece: keywords, identifiers, literals, operators, separators, comments and escape sequences.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV04.mp44822026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/jump-statements-and-loop-variations-break-continue-and-labels/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV12.jpgJava break, continue and Labelled Loops Explainedbreak and continue traced step by step, labelled break and continue for nested loops, infinite and empty loops, and exam loop variations.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV12.mp43102026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/linked-lists/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV31.jpgLinked Lists in Java: Nodes, Insertion and DeletionNodes and links, the Node class, traversal, inserting at the start, end and middle, deletion, and how a linked list compares with an array.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV31.mp43852026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/loops-in-java-for-while-and-do-while/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV11.jpgJava Loops: for, while and do-while ExplainedHow loops repeat work: for loop anatomy, entry controlled while, exit controlled do-while, choosing between them, and the errors that break a loop.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV11.mp43712026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/mathematical-library-methods/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV09.jpgJava Math Methods: sqrt, pow, round, random ExplainedJava's ready-made Math methods: sqrt, cbrt, pow, abs, max, min, round, ceil, floor and random, plus writing maths formulas as Java code.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV09.mp44072026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/menu-driven-programs-with-switch-and-system-exit/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV45.jpgMenu-driven Java Program with switch and System.exitBuild a menu-driven Java program: print the choices, read one with a Scanner, run it with switch, repeat with do-while, and stop with System.exit(0). A menu is a numbered list of choices, and only the task the user picks runs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV45.mp44572026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/method-overloading/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV15.jpgMethod Overloading in Java: Rules and Exam ProgramsOverloading rules, how the compiler picks a version, ambiguous calls, how overriding differs, and two exam programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV15.mp43892026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/nested-loops-patterns-and-number-programs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV13.jpgNested Loops, Star Patterns and Number Programs in JavaHow nested loops fill a grid row by row, star, number and letter patterns, the special number programs, and dry running output by hand.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV13.mp43752026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/one-dimensional-arrays/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV21.jpgOne-dimensional Arrays in Java: Sum, Average, Max, MinWhat an array is, declaring, creating and initialising it, default values, traversal with length, and the sum, average, maximum and minimum programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV21.mp44252026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/packages-and-library-classes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV35.jpgJava Packages and import Statements ExplainedLearn what a Java package is, what java.lang and java.util give you, how import statements work, and why you should use library classes. A package is a group of related classes kept under one name, like a folder that groups files.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV35.mp43712026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/principles-of-object-oriented-programming/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV02.jpgPrinciples of Object Oriented Programming: the 4 PillarsLearn object oriented programming: procedure vs object style, state and behaviour, and the 4 pillars with Python examples. Object oriented programming builds a program around objects, and an object keeps its data and its actions together.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV02.mp44222026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/recursion-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV29.jpgRecursion in Java: Call Stack and Classic ProgramsHow a method calls itself, the call stack pushing and popping frames, base and recursive cases, and the classic recursion programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV29.mp44682026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/searching-in-arrays-linear-and-binary-search/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV22.jpgLinear and Binary Search in Java, Step by StepLinear search steps and program, binary search halving a sorted range, a not-found trace, and the board exam search patterns.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV22.mp44252026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/sorting-arrays-bubble-selection-and-insertion-sort/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV23.jpgBubble, Selection and Insertion Sort in JavaSwapping with a temporary variable, then bubble, selection and insertion sort traced pass by pass, with code and a comparison.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV23.mp44422026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/stacks-queues-and-deques-using-classes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV30.jpgStacks, Queues and Deques in Java With ClassesBuilding a stack, a queue, a circular queue and a deque from a Java class and an array, with overflow and underflow checks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV30.mp43942026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/static-members-class-variables-and-class-methods/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV17.jpgStatic in Java: Class Variables and Class MethodsHow static gives one shared copy for the whole class: class variables, class methods, the static context error, and when to use static.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV17.mp43372026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/string-programs-palindrome-reverse-extraction-and-counting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV44.jpgJava String Programs: Palindrome, Reverse, Count | ICSE 10Learn the board string programs in Java: charAt(), reversing a word, checking a palindrome, and counting vowels and letters. A string's index runs from 0 to length() - 1, and charAt(i) pulls out one character.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV44.mp44302026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/the-string-class-and-string-methods/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV20.jpgJava String Methods: charAt, substring, equals, compareToStrings as immutable objects, the reading methods, comparing text with equals, the methods that return a new string, and three exam programs.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV20.mp44922026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/two-dimensional-arrays-and-matrices/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV24.jpg2D Arrays in Java: Row Sums, Diagonals, TransposeHow a 2D array stores rows and columns, m.length versus m[0].length, nested loops for input and display, row and column sums, diagonals and transpose.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV24.mp43852026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/type-conversion-in-java-implicit-and-explicit-casting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV06.jpgType Conversion in Java: Widening, Narrowing, CastingWidening happens automatically, narrowing needs a cast and may lose data, and type promotion decides the result type inside an expression.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV06.mp44392026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/unary-compound-assignment-and-ternary-operators/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV42.jpgJava a++ vs ++a, +=, and the Ternary OperatorLearn unary, binary and ternary operators, prefix and postfix increment traced line by line, compound assignment, and the ternary if-else. Prefix ++a changes the value then uses it. Postfix a++ uses the old value then changes it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV42.mp44442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/user-defined-methods-in-java/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV14.jpgJava Methods: Signature, Parameters and Pure MethodsWhy methods exist, how to define and call one, signature rules, actual and formal parameters, pass by value, and pure versus impure methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV14.mp43782026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/java/wrapper-classes-autoboxing-and-character-methods/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/JV19.jpgWrapper Classes, Autoboxing and Character Methods in JavaWhy wrapper classes exist, the eight primitive-to-wrapper names, autoboxing and unboxing, parseInt and valueOf, and the Character methods.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/JV19.mp43782026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/data-communication-components-bandwidth-and-transmission-modes/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT02.jpgData Communication: Components, Bandwidth, Duplex ModesLearn the five components of data communication, bandwidth against data transfer rate, the duplex modes, and serial against parallel. Data communication is the exchange of data between two devices through a medium.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT02.mp44012026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/email-composing-sending-and-managing-messages/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT13.jpgEmail Explained: SMTP, IMAP, CC, BCC and SpamLearn how email travels through SMTP, POP3 and IMAP, how to compose, reply, forward and attach, and what CC and BCC really do. SMTP sends email, and POP3 or IMAP brings it to the reader.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT13.mp44782026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/error-detection-parity-checksum-echo-check-and-arq/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT09.jpgError Detection: Parity, Checksum, ARQ | IGCSE 0478Learn why transmission errors happen and how parity checks, parity blocks, checksums, echo checks, ARQ and check digits detect them. Every method works the same way: the sender adds extra information and the receiver tests the data with it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT09.mp44702026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/introduction-to-web-services-html-xml-and-web-technologies/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT15.jpgWeb Services, HTML and XML: The DifferenceLearn what web services are, how HTML gives a page its structure while XML carries data, and how URL, DNS, HTTP, servers and browsers fit together. HTML displays data with predefined tags. XML carries data with tags you define yourself.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT15.mp45012026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/network-devices-modem-hub-switch-router-gateway-and-more/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT06.jpgNetwork Devices: Modem, Hub, Switch, Router, GatewayLearn what a modem, NIC, hub, switch, repeater, router and gateway each do, plus the RJ-45 plug and the MAC address. A hub copies data to every port, while a switch sends it only to the right port.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT06.mp45102026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/network-protocols-tcp-ip-http-https-ftp-smtp-pop3-ppp-telnet-and-voip/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT07.jpgNetwork Protocols: TCP/IP, HTTP, HTTPS, FTP, SMTP, POP3Learn why protocols exist and what TCP/IP, HTTP, HTTPS, FTP, SMTP, POP3, PPP, Telnet and VoIP each do, plus the four-layer model. A protocol is a set of rules devices follow when they communicate.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT07.mp45112026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/network-topologies-bus-star-ring-tree-and-mesh/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT05.jpgNetwork Topologies: Bus, Star, Ring, Tree, MeshLearn the five network topologies, what happens when a link fails in each, their advantages and drawbacks, and how to choose one. A topology is the layout in which nodes and links are connected.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT05.mp44292026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/packet-switching-and-how-data-travels/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT08.jpgPacket Switching: How Data Travels the InternetLearn how data is split into packets, what a header, payload and trailer hold, how routers move packets, and how circuit switching differs. A packet is a small piece of data, and a large file is split into many of them.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT08.mp44032026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/search-engines-and-finding-information-online/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT14.jpgHow Search Engines Work and How to Search WellLearn the three stages of a search engine, how to write a good query with operators, how to judge if a source is reliable, and how to search safely. A search engine crawls pages, stores their words in an index, and then ranks the results.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT14.mp44352026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/the-internet-the-world-wide-web-and-urls/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT10.jpgInternet vs World Wide Web, URL, DNS and IP AddressesLearn the difference between the Internet and the Web, the parts of a URL, how a DNS lookup works, IPv4 against IPv6, and the main Internet services. The Internet is the network of networks. The Web is the linked pages that run on it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT10.mp44622026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/transmission-media-wired-and-wireless/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT03.jpgTransmission Media: Twisted Pair, Coaxial, Fibre, Wi-FiLearn wired media (twisted pair, coaxial, fibre optic) and wireless media (radio, microwave, infrared, Bluetooth, Wi-Fi), and how to choose one. A transmission medium is the path that carries data from the sender to the receiver.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT03.mp44582026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/types-of-networks-pan-lan-man-and-wan/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT04.jpgPAN, LAN, MAN and WAN Explained with ExamplesLearn the four network types by area: PAN around one person, LAN in a building, MAN across a city, and WAN across countries. Networks are grouped by the area they cover, and the Internet is the largest WAN.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT04.mp44012026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/web-browsers-cookies-add-ons-and-plug-ins/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT12.jpgWeb Browsers, Cookies, Add-ons and Plug-ins ExplainedLearn what a browser does, the main browsers and settings, session and persistent cookies, and how add-ons differ from plug-ins. A cookie is a small text file a website saves in your browser, so it can remember you next time.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT12.mp44252026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/websites-web-pages-web-servers-and-hosting/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT11.jpgWeb Page vs Website, Static vs Dynamic, and HostingLearn the difference between a web page and a website, static and dynamic pages, web servers and hosting, and how a page loads. A web page is one document. A website is a group of linked pages under one domain.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT11.mp44022026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/networks-and-internet/what-is-a-computer-network-evolution-from-arpanet-to-the-internet/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/NT01.jpgWhat Is a Computer Network? ARPANET to the InternetLearn what a computer network is, how ARPANET and NSFNET grew into the Internet, the advantages and risks, and client server versus peer to peer. A computer network is two or more devices connected by cable or wireless so they can share data and resources.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/NT01.mp44522026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/binary-files-and-the-pickle-module/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY25.jpgPython Binary Files and pickle | CBSE Class 12Learn binary files and pickle for CBSE Class 12: text against binary, dump and load, EOFError, and the search, append and update record programs. Pickling turns a Python object into bytes with pickle.dump(), and load() brings it back.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY25.mp44442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/built-in-string-methods/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY12.jpgPython String Methods: find, split, strip & More | CBSE Class 11Learn Python built-in string methods for CBSE Class 11: case, count, find, index, is-methods, strip, replace, split, join, partition. A method is a ready-made tool that belongs to a value, used with a dot, like name.upper(); it returns a new value.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY12.mp44142026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/class-xi-python-revision-in-one-go/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY00.jpgClass 11 Python Revision in One Go | CBSE Class 12A fast Class 11 Python revision for Class 12: tokens, data types, operators, flow of control and the four collections, with a quiz. Class 12 Computer Science builds directly on Class 11 Python, so the basics decide how hard functions and files feel.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY00.mp45312026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/connecting-python-with-mysql/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY28.jpgConnect Python With MySQL: connector, cursor, commitLearn to connect Python with MySQL: install and import the connector, use connect, cursor and execute, fetch rows, and commit changes. Without commit(), an INSERT, UPDATE or DELETE stays pending and the table looks unchanged.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY28.mp44312026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/csv-files-with-the-csv-module/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY26.jpgPython csv Module: writer & reader for Files | CBSE Class 12Learn Python CSV files for CBSE Class 12: what a CSV is, csv.writer(), writerow(), writerows(), csv.reader() and newline="". CSV means comma separated values: a plain text file where each line is a row and commas separate the columns.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY26.mp43712026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/data-visualisation-with-matplotlib/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY33.jpgMatplotlib in Python: Line Plot, Bar Chart & HistogramLearn data visualisation with Matplotlib in Python: draw line plots, bar charts and histograms, add titles, labels and legends, and save a figure.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY33.mp43912026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/decision-making-if-if-else-and-if-elif-else/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY07.jpgPython if, if-else & if-elif-else with Programs | CBSE Class 11Learn decision making in Python: flow of control, if, if-else, if-elif-else, nested if and four exam programs. The if statement runs a block of code only when a condition is True.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY07.mp45792026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/dictionaries-key-value-pairs-methods-and-programs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY17.jpgPython Dictionaries: Key-Value Pairs & Methods | CBSE Class 11Learn Python dictionaries for CBSE Class 11: key-value pairs, add, change, delete, get(), items(), methods and two programs. A dictionary stores key-value pairs inside curly brackets; you search by the key and get back its value.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY17.mp44062026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/encapsulation-and-polymorphism-in-python/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY40.jpgEncapsulation & Polymorphism in Python: @propertyLearn encapsulation and polymorphism in Python: underscore names, name mangling, @property and setters, one method across classes, and duck typing.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY40.mp44892026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/errors-in-python-syntax-logical-and-run-time-errors/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY06.jpgErrors in Python: Syntax, Run-time & Logical | CBSE Class 11Learn the three kinds of Python errors: syntax, run-time and logical, how to read a traceback, and how to debug. An error, or bug, is a mistake in a program; debugging means finding and fixing it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY06.mp44802026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/exception-handling-try-except-else-and-finally/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY23.jpgPython Exception Handling: try, except, finally | CBSE Class 12Learn Python exception handling for CBSE Class 12: errors vs exceptions, try, except, else, finally, specific exceptions, raise. An exception is an error that happens while the program is running; if nobody handles it, the program crashes.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY23.mp44212026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/for-loop-and-range/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY08.jpgPython for Loop and range() with Programs | CBSE Class 11Learn the Python for loop and range(): iteration, range(start, stop, step), strings, lists, accumulators and exam programs. Iteration means repeating the same steps; a loop is the part of a program that repeats.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY08.mp44962026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/function-arguments-positional-default-and-keyword-parameters/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY20.jpgPython Function Arguments: Positional, Default & Keyword | CBSE 12Learn Python function arguments for CBSE Class 12: parameters vs arguments, positional, default, keyword, order rules, errors. A parameter is the name in the def line; an argument is the actual value sent in the call.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY20.mp44212026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/getting-started-with-python-features-idle-interactive-and-script-mode/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY01.jpgGetting Started with Python: Modes & First Program | CBSE Class 11Get started with Python: what it is, installing Python and Jupyter, interactive vs script mode, your first program, comments and indentation. Python is a programming language, a way to give instructions to a computer, and its code is easy to read.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY01.mp45262026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/handling-missing-values-in-pandas/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY41.jpgHandling Missing Values in Pandas | CBSE AI Class 12Learn how missing data appears as NaN, how to find and count it with isnull, and how to choose between dropna and fillna. A student who was absent has no mark, and that is not the same as scoring zero.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY41.mp44062026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/importing-and-exporting-csv-with-pandas/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY32.jpgPandas read_csv and to_csv | CBSE Class 12 IPLearn to read a CSV file into a DataFrame with read_csv and save one back with to_csv, handling headers, the index and a small end-to-end project. A CSV file is plain text where each line is a row and commas separate the values.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY32.mp44572026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/inheritance-and-method-overriding-in-python/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY39.jpgPython Inheritance: super() & Method OverridingLearn inheritance in Python: parent and child classes, method overriding, super() and __init__, and multilevel inheritance.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY39.mp44492026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/input-output-and-type-conversion/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY04.jpgPython Input, Output & Type Conversion | CBSE Class 11Learn Python input() and print(), sep and end, explicit and implicit type conversion, bool() rules and escape sequences. Type conversion means changing a value from one data type to another, explicitly with int(), float(), str(), bool() or implicitly by Python.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY04.mp45212026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/introduction-to-numpy-arrays/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY29.jpgNumPy Arrays in Python: Create, dtype, shape & MathsLearn NumPy arrays in Python: create arrays from lists, read shape, ndim, size and dtype, and do maths on every value without a loop.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY29.mp43772026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/lambda-functions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY37.jpgPython Lambda Functions: sorted(), map(), filter()Learn Python lambda functions: anonymous one-expression functions, their syntax and limits, sorted, map and filter, and when to use def.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY37.mp43812026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/list-comprehensions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY36.jpgPython List Comprehensions: Conditions & Nested LoopsLearn list comprehensions in Python: build a list in one line, filter with if, use if-else, write nested loops, and know when a loop is clearer.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY36.mp43642026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/list-methods-and-built-in-functions/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY14.jpgPython List Methods: append, pop, sort & More | CBSE Class 11Learn Python list methods and functions for CBSE Class 11: append, extend, insert, remove, pop, sort vs sorted, min, max, sum. A method belongs to the list and is written with a dot, like marks.append(80); a function takes the list inside brackets, like len(marks).https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY14.mp44142026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/list-programs-maximum-minimum-mean-linear-search-and-frequency/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY15.jpgPython List Programs: Max, Min, Mean, Search | Class 11Write five classic list programs without built-ins: maximum, minimum, mean, linear search and frequency, plus output prediction practice. Each program needs just one loop that visits every element, and the logic earns the marks.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY15.mp44172026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/lists-creating-indexing-slicing-and-list-operations/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY13.jpgPython Lists: Indexing, Slicing & Operations | CBSE Class 11Learn Python lists for CBSE Class 11: create lists, index and slice them, change items, join, repeat, check, loop and copy. A list stores many values in one variable, inside square brackets; it is an ordered sequence and it is mutable.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY13.mp44412026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/machine-learning-in-python-with-scikit-learn/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY42.jpgMachine Learning With Scikit-learn | CBSE AI Class 11Learn what scikit-learn gives you, why data is split into train and test sets, how fit, predict and score work, and how to read the result. A score of 0.9 means 27 of 30 test flowers were right, and the mistakes matter as much as the number.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY42.mp44452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/nested-loops-and-pattern-programs/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY10.jpgPython Nested Loops and Pattern ProgramsLearn how a nested loop works, how to print star, number and letter patterns, how to trace nested output by hand, and how to find primes. The inner loop restarts and runs fully for every turn of the outer loop.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY10.mp44452026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/object-oriented-python-classes-objects-and-init/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY34.jpgPython Classes and Objects: __init__, self, __str__Learn classes and objects in Python: write a class, set data with __init__ and self, add methods, use __str__ and __repr__, and build a bank account.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY34.mp44582026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/organising-testing-and-documenting-python-code/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY43.jpgPython Clean Code: Modules, PEP 8, Docstrings, assertOrganise, test and document Python code: functions and modules, PEP 8 naming, docstrings and comments, and testing with assert.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY43.mp44492026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/pandas-dataframe-create-access-and-modify/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY31.jpgPandas DataFrame in Python: Create, loc, iloc & ModifyLearn the pandas DataFrame in Python: create a table from dictionaries or Series, add, rename and drop data, and access it with loc and iloc.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY31.mp43662026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/pandas-series/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY30.jpgPandas Series Explained | CBSE Class 12 IP 065Learn the Pandas Series for Class 12 Informatics Practices: four ways to create one, its attributes, indexing and slicing, and maths on it. A Series is labelled one-dimensional data, so every value carries a label called its index.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY30.mp44632026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/python-modules-math-random-and-statistics/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY22.jpgPython Modules: math, random & statistics | CBSE Class 11-12Learn Python modules for CBSE: import vs from import, math functions, random, randint, randrange, mean, median, mode, own module. A module is a Python file of ready code, and import brings it into your program.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY22.mp44262026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/python-operators-precedence-and-expression-evaluation/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY05.jpgPython Operators & Precedence: Step-by-Step | CBSE Class 11Learn Python operators: arithmetic, relational, logical, assignment, identity and membership, plus precedence step by step. Precedence is the order in which Python solves operators in one expression; brackets come first.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY05.mp45652026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/python-tokens-keywords-identifiers-literals-operators-and-punctuators/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY02.jpgPython Tokens: Keywords, Identifiers, Literals | CBSE Class 11Learn Python tokens: keywords, identifiers, literals, operators and punctuators, with valid and invalid names. A token is the smallest meaningful unit in a program; Python splits each line into tokens before running it.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY02.mp45402026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/recursion-in-python/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY38.jpgRecursion in Python: Call Stack, Base Case, FactorialLearn recursion in Python: the call stack, base and recursive cases, factorial, Fibonacci, sum of digits, depth limit and cache.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY38.mp44502026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/scope-of-variables-local-and-global/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY21.jpgPython Scope: Local vs Global Variables | CBSE Class 12Learn Python variable scope for CBSE Class 12: local and global variables, the global keyword, LEGB, and exam output questions. Scope is the part of a program where a variable name can be used.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY21.mp43852026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/sets-and-set-operations/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY18.jpgPython Sets: Union, Intersection & Set Methods | Python TutorialLearn Python sets: why duplicates disappear, union, intersection, difference, set methods, and when to use a set. A set is a group of unique items inside curly brackets, with no fixed order and no index.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY18.mp44082026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/sharing-your-code-version-control-basics/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY44.jpgGit and GitHub Basics for Python: Commits, Push, PullLearn version control with Git: why it exists, commits, going back in history, and sharing code on GitHub with push, clone and pull.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY44.mp44582026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/stack-implementation-using-a-list/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY27.jpgPython Stack Using a List: push, pop, peek | Class 12Build a stack with a Python list: push, pop, peek and isEmpty, handle underflow and overflow, and see where stacks are used. A stack is Last In, First Out, like a pile of plates where you always take the top one.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY27.mp43882026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/strings-indexing-slicing-and-string-operations/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY11.jpgPython Strings: Indexing, Slicing & Operations | CBSE Class 11Learn Python strings for CBSE Class 11: positive and negative indexing, slicing with start, stop and step, +, *, in, loops and immutability. A string is text written inside quotes, and it is a sequence, so its characters stay in a fixed order.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY11.mp44572026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/text-file-handling-open-read-write-and-append/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY24.jpgPython Text File Handling: Read, Write, Append | CBSE Class 12Learn Python text file handling for CBSE Class 12: open(), file modes, with, read(), readline(), readlines(), write(), seek(), tell(). A file is saved on the disk, so its data stays even after the program ends, unlike variables in memory.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY24.mp45132026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/tuples-operations-methods-and-tuple-assignment/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY16.jpgPython Tuples: Operations, Methods & Assignment | CBSE Class 11Learn Python tuples for CBSE Class 11: tuple vs list, creating tuples, operations, count and index, tuple assignment, programs. A tuple is an ordered group of values in round brackets, and it is immutable, so it can never change after it is made.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY16.mp44612026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/user-defined-functions-defining-calling-and-returning-values/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY19.jpgPython Functions: def, Call & return | CBSE Class 11-12Learn Python user-defined functions for CBSE: why functions, def, calling, parameters, return, multiple values, flow of execution. A function is a named block of code that does one job; you define it with def and run it with a call.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY19.mp44442026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/variables-assignment-and-data-types-in-python/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY03.jpgPython Variables, Assignment & Data Types | CBSE Class 11Learn Python variables, multiple assignment, one-line swapping, six basic data types, mutable vs immutable, type() and id(). A variable is a name that points to a value stored in memory as an object.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY03.mp44982026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/while-loop-break-and-continue/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY09.jpgPython while Loop, break & continue with Programs | CBSE Class 11Learn the Python while loop, avoiding infinite loops, break and continue, for vs while, and three exam programs. A while loop repeats its body as long as a condition is True, checked before every round.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY09.mp44502026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/working-with-dates-and-times-datetime-and-time/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY45.jpgPython datetime: strftime, strptime, timedelta, sleepLearn dates and times in Python: get the current date and IST time, create and format dates with strftime and strptime, use timedelta, and time code.https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY45.mp44552026-09-18T00:00:00+05:30yesnono https://www.kwickprep.com/learn/python/working-with-json-and-third-party-libraries/https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/yt-thumbs/PY35.jpgJSON and pip in Python: Libraries, dumps() & loads()Learn what a Python library is, how pip installs third-party packages, and how to read and write JSON with dumps(), loads(), dump() and load().https://lms-s3-public.s3.ap-south-1.amazonaws.com/social/514df472-c367-4943-b8ad-08c0fc88e43b/videos/PY35.mp44692026-09-18T00:00:00+05:30yesnono