Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 496 · 40 questions

Remember (Find the topic, use the idea): Read the question and find its topic: hardware or software, units, memory, files, or editing text. Use that lesson’s idea — can you touch it, multiply to change units, RAM forgets, which file action, which shortcut. For unit sums, write the rule first (1 byte = 8 bits, 1 KB = 1024 bytes) and then multiply.

1. 1.Which of these is hardware? (a) a word processor (b) a speaker (c) an operating system (d) a paint program
2. 2.True or false: a hard disk is hardware. (a) True (b) False
3. 3.📁 Which word means to “put it in another place” (for a file or folder)? (a) copy (b) save (c) move (d) open
4. 4.⌨️ In a word processor, what does Ctrl+Y do? (a) paste (b) redo (c) select all (d) cut
5. 5.🔍 Which is the odd one out? (a) a calculator app (b) a mouse (c) a computer game (d) a word processor
6. 6.🧩 Is a web browser hardware or software? (a) software (b) hardware
7. 7.True or false: storage (like a hard disk) is the working memory. (a) False (b) True
8. 8.🧩 Is a monitor hardware or software? (a) hardware (b) software
9. 9.💾 Which is smaller: 1 GB or 1 bit? (a) 1 GB (b) 1 bit
10. 10.💾 Which is bigger: 1 TB or 1 bit? (a) 1 TB (b) 1 bit
11. 11.📁 What do we call a folder inside another folder? (a) an icon (b) a subfolder (c) a big file (d) a printer
12. 12.⌨️ In a word processor, what does Ctrl+C do? (a) redo (b) save (c) paste (d) copy
13. 13.💾 Which is smaller: 1 bit or 1 KB? (a) 1 bit (b) 1 KB
14. 14.🧩 Is a word processor hardware or software? (a) hardware (b) software
15. 15.↩️ You pressed Undo by mistake. Which command puts the change back? (a) Delete (b) Redo (c) Cut (d) Copy
16. 16.True or false: a printer is software. (a) False (b) True
17. 17.🧩 Is a typing tutor hardware or software? (a) software (b) hardware
18. 18.💡 What is the smallest unit of computer memory? (a) KB (b) bit (c) byte (d) GB
19. 19.Which shortcut do we press to paste? (a) Ctrl+V (b) Ctrl+X (c) Ctrl+S (d) Ctrl+Z
20. 20.🔢 A bit can be only 0 or ___. (a) 9 (b) 5 (c) 1 (d) 2
21. 21.True or false: Ctrl+C is the shortcut to copy. (a) False (b) True
22. 22.💾 Which is bigger: 1 GB or 1 KB? (a) 1 KB (b) 1 GB
23. 23.🧩 Is a calculator app hardware or software? (a) hardware (b) software
24. 24.🧾 Software is a set of ___ for the computer. (a) screws (b) instructions (c) wires (d) buttons
25. 25.🔍 Which is the odd one out? (a) a scanner (b) a pen drive (c) a keyboard (d) a computer game
26. 26.True or false: RAM keeps photos for years. (a) True (b) False
27. 27.Which of these is software? (a) a keyboard (b) a word processor (c) a printer (d) a webcam
28. 28.💾 Which one keeps your saved files: RAM or storage? (a) storage (b) RAM
29. 29.💾 Which one is permanent storage: RAM or storage? (a) RAM (b) storage
30. 30.True or false: RAM is permanent storage. (a) False (b) True
31. 31.🧰 Is a microphone a storage, input or output device? (a) a storage device (b) an output device (c) an input device
32. 32.📂 What holds many files together, like a school bag holds books? (a) a mouse (b) a folder (c) a speaker (d) a pixel
33. 33.True or false: a web browser is hardware. (a) False (b) True
34. 34.True or false: Ctrl+P is the shortcut to cut. (a) False (b) True
35. 35.Which file ending is a sound? (a) .avi (b) .mkv (c) .mp3 (d) .gif
36. 36.✂️ You want to move a sentence to the end. What do you use first? (a) Cut (b) Undo (c) Delete (d) Print
37. 37.Which file ending is a document? (a) .jpg (b) .txt (c) .mp3 (d) .png
38. 38.📄 A file name ends in .gif. What is it most likely? (a) a document (b) a picture (c) a video (d) a sound
39. 39.True or false: storage (like a hard disk) keeps photos for years. (a) False (b) True
40. 40.True or false: a mouse is an output device. (a) True (b) False

Free computer lessons, practice and worksheets at talentjr.in/computer-worksheets