Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 240 · 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.True or false: Ctrl+V is the shortcut to paste. (a) False (b) True
2. 2.💾 How many GB are there in 1 TB?
3. 3.True or false: a computer game is hardware. (a) True (b) False
4. 4.Which shortcut do we press to cut? (a) Ctrl+A (b) Ctrl+X (c) Ctrl+Z (d) Ctrl+S
5. 5.📁 What do we call a folder inside another folder? (a) a printer (b) an icon (c) a subfolder (d) a big file
6. 6.⌨️ In a word processor, what does Ctrl+A do? (a) select all (b) copy (c) print (d) save
7. 7.🧩 Is a hard disk hardware or software? (a) software (b) hardware
8. 8.Which of these is a storage device? (a) solid-state drive (b) microphone (c) projector (d) monitor
9. 9.💾 Which is bigger: 1 byte or 1 bit? (a) 1 byte (b) 1 bit
10. 10.🧰 Is a projector a storage, input or output device? (a) an input device (b) a storage device (c) an output device
11. 11.📄 What does a word processor help us do? (a) cook food (b) water plants (c) type and edit text (d) fly a kite
12. 12.True or false: a scanner is hardware. (a) True (b) False
13. 13.True or false: RAM holds apps that are open. (a) False (b) True
14. 14.True or false: a webcam is software. (a) True (b) False
15. 15.True or false: a calculator app is software. (a) False (b) True
16. 16.Which of these is true of RAM? (a) keeps your saved files (b) holds apps that are open (c) is permanent storage (d) keeps photos for years
17. 17.📁 Which word means to “get rid of it” (for a file or folder)? (a) rename (b) move (c) delete (d) create
18. 18.Which of these is software? (a) a scanner (b) a hard disk (c) a pen drive (d) a typing tutor
19. 19.Which shortcut do we press to select all? (a) Ctrl+A (b) Ctrl+P (c) Ctrl+V (d) Ctrl+C
20. 20.💾 How many MB are there in 2 GB?
21. 21.Which file ending is a picture? (a) .pdf (b) .wav (c) .jpg (d) .mkv
22. 22.Which file ending is a document? (a) .pdf (b) .mp4 (c) .jpg (d) .mkv
23. 23.🧩 Is a monitor hardware or software? (a) hardware (b) software
24. 24.🔍 Which is the odd one out? (a) a hard disk (b) a keyboard (c) a mouse (d) a word processor
25. 25.Which of these is true of RAM? (a) keeps data when off (b) loses data when off (c) is permanent storage (d) keeps your saved files
26. 26.📄 A file name ends in .mp4. What is it most likely? (a) a document (b) a sound (c) a picture (d) a video
27. 27.🔍 Which is the odd one out? (a) scanner (b) hard disk (c) mouse (d) microphone
28. 28.Which shortcut do we press to paste? (a) Ctrl+V (b) Ctrl+C (c) Ctrl+X (d) Ctrl+Z
29. 29.📁 Which word means to “change its name” (for a file or folder)? (a) rename (b) create (c) move (d) open
30. 30.💡 What is the smallest unit of computer memory? (a) KB (b) bit (c) byte (d) GB
31. 31.Which of these is software? (a) a keyboard (b) a music player app (c) a webcam (d) a monitor
32. 32.True or false: to save a file means to keep your work for later. (a) False (b) True
33. 33.True or false: a microphone is an input device. (a) False (b) True
34. 34.💾 Which one is permanent storage: RAM or storage? (a) RAM (b) storage
35. 35.⌨️ In a word processor, what does Ctrl+V do? (a) redo (b) undo (c) paste (d) save
36. 36.Which shortcut do we press to redo? (a) Ctrl+V (b) Ctrl+Y (c) Ctrl+A (d) Ctrl+P
37. 37.📋 You want the same sentence in two places. What do you use first? (a) Delete (b) Undo (c) Copy (d) Backspace
38. 38.True or false: RAM loses data when off. (a) False (b) True
39. 39.✋ Which can we touch: hardware or software? (a) software (b) hardware
40. 40.True or false: a speaker is hardware. (a) True (b) False

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