Seekho. Practise karo. Phir se try karo.
From Excel formulas and Windows shortcuts to Class 10 science, Linux and gaming consoles. Pick a subject, read an answer, and revise at your own pace.
This library currently includes 1,500 practice cards in each of 30 subjects, mostly procedurally generated exercises with changed numerical values or scenario details. Only 120 starter questions were separately drafted, and none have been independently reviewed. These are not 45,000 distinct concepts, verified board questions, or official NCERT/CBSE/ICSE/ISC papers.
Office & digital skills
Word, Excel, PowerPoint, Paint and practical keyboard shortcuts.
Microsoft Word
Documents, formatting, styles, tables, reviewing and saving files.
Microsoft Excel
Cells, formulas, functions, charts, worksheets and data analysis.
Microsoft PowerPoint
Presentations, slide layouts, transitions, animations and presenter tools.
Microsoft Paint
Basic drawing, selection, shapes, colors, image sizes and file types.
Keyboard shortcuts
Practical keyboard shortcuts, with the operating system and application stated.
Computer & hardware
Everyday computers, operating systems, troubleshooting, installation and hardware.
Computer basics
Input and output devices, storage, files, networks and digital literacy.
Linux fundamentals
Filesystem, shell, permissions, processes and useful Linux commands.
Ubuntu
Ubuntu desktop, package management, updates, GNOME and basic administration.
Operating systems
Processes, memory, scheduling, file systems, security and booting.
Microsoft Windows
Files, Settings, updates, accounts, Windows Security and everyday tasks.
macOS
Finder, Dock, Spotlight, system settings, backups and Mac shortcuts.
Computer troubleshooting
Diagnose common slowdowns, internet issues, boot failures and peripherals safely.
Formatting & installation
Backups, USB installation, partitions, OS reinstall and recovery basics.
RAM & memory
RAM, capacity, channels, usage, virtual memory and memory compatibility.
Laptops
Laptop parts, batteries, thermals, ports, upgrades and maintenance.
Desktops & PCs
Desktop hardware, displays, power supplies, peripherals and PC upgrades.
School & board exam preparation
Science and mathematics with NCERT, CBSE, ICSE and ISC learning tracks.
Physics
Units, forces, motion, energy, electricity, magnetism and light.
Chemistry
Elements, compounds, reactions, periodic table, acids, bases and bonds.
Mathematics
Arithmetic, algebra, geometry, trigonometry, statistics and probability.
NCERT concepts
Concept-based practice inspired by school learning, with class and subject labels.
CBSE Class 10
Class 10 maths, science and foundational revision, organized by subject.
CBSE Class 12
Class 12 maths, physics and chemistry concepts, organized by subject.
ICSE Class 10
ICSE Class 10 subject practice, clearly separate from CBSE/NCERT labeling.
ISC Class 12
ISC Class 12 subject practice; ISC, not ICSE, is the Class 12 examination.
Games & consoles
Console technology, Nintendo, Xbox, and wrestling-game basics.
Xbox
Xbox consoles, controllers, accounts, storage, networking and game formats.
Nintendo
Nintendo consoles, game controls, portability, multiplayer and accounts.
WWE video games
Wrestling-game rules, terminology, controls and game-mode basics.
Gaming consoles
Console hardware, connectivity, controllers, games, resolutions and storage.
General learning
Everyday knowledge, internet fundamentals and digital safety.
Need technical interview prep?
Programming, data science, system design and job-interview questions have their own dedicated section, separate from school and everyday computer learning.
Open interview quick answers