Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 498 · 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.⌨️ In a word processor, what does Ctrl+S do? (a) paste (b) save (c) cut (d) print
2. 2.⌨️ In a word processor, what does Ctrl+P do? (a) paste (b) copy (c) print (d) save
3. 3.🔢 A bit can be only 0 or ___. (a) 2 (b) 5 (c) 1 (d) 9
4. 4.Which of these is true of storage (like a hard disk)? (a) is temporary memory (b) loses data when off (c) holds apps that are open (d) keeps data when off
5. 5.True or false: to rename a file means to change its name. (a) False (b) True
6. 6.True or false: a solid-state drive is an output device. (a) True (b) False
7. 7.True or false: a printer is software. (a) False (b) True
8. 8.True or false: a calculator app is software. (a) True (b) False
9. 9.💾 How many bytes are there in 2 KB?
10. 10.Which shortcut do we press to copy? (a) Ctrl+V (b) Ctrl+C (c) Ctrl+S (d) Ctrl+A
11. 11.Which of these is software? (a) a pen drive (b) a keyboard (c) a monitor (d) a word processor
12. 12.True or false: Ctrl+Z is the shortcut to undo. (a) True (b) False
13. 13.Which shortcut do we press to redo? (a) Ctrl+C (b) Ctrl+Y (c) Ctrl+A (d) Ctrl+V
14. 14.💾 Which one holds apps that are open: RAM or storage? (a) RAM (b) storage
15. 15.💾 Which is smaller: 1 TB or 1 bit? (a) 1 bit (b) 1 TB
16. 16.Which of these is hardware? (a) a calculator app (b) a typing tutor (c) a pen drive (d) a paint program
17. 17.True or false: an operating system is software. (a) False (b) True
18. 18.True or false: a pen drive is software. (a) False (b) True
19. 19.💾 Which is smaller: 1 MB or 1 KB? (a) 1 MB (b) 1 KB
20. 20.True or false: to create a file means to give it a new name. (a) False (b) True
21. 21.💾 Which is bigger: 1 KB or 1 MB? (a) 1 KB (b) 1 MB
22. 22.True or false: a solid-state drive is a storage device. (a) True (b) False
23. 23.📁 Which word means to “make an exact twin” (for a file or folder)? (a) move (b) rename (c) copy (d) open
24. 24.📄 A file name ends in .gif. What is it most likely? (a) a video (b) a sound (c) a picture (d) a document
25. 25.True or false: a music player app is hardware. (a) False (b) True
26. 26.🔍 Which is the odd one out? (a) projector (b) printer (c) mouse (d) monitor
27. 27.💡 What is the smallest unit of computer memory? (a) KB (b) bit (c) byte (d) GB
28. 28.True or false: a speaker is an output device. (a) False (b) True
29. 29.💾 How many GB are there in 2 TB?
30. 30.⌨️ In a word processor, what does Ctrl+V do? (a) paste (b) cut (c) copy (d) redo
31. 31.Which shortcut do we press to undo? (a) Ctrl+V (b) Ctrl+Z (c) Ctrl+X (d) Ctrl+P
32. 32.🧩 Is a speaker hardware or software? (a) hardware (b) software
33. 33.📁 Which word means to “store your work” (for a file or folder)? (a) copy (b) rename (c) delete (d) save
34. 34.🔍 Which is the odd one out? (a) a hard disk (b) a speaker (c) a printer (d) a computer game
35. 35.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) rename (b) create (c) copy (d) save
36. 36.Which of these is software? (a) a pen drive (b) a typing tutor (c) a speaker (d) a scanner
37. 37.Which of these is software? (a) a pen drive (b) a monitor (c) a computer game (d) a keyboard
38. 38.💾 Which is smaller: 1 TB or 1 KB? (a) 1 KB (b) 1 TB
39. 39.Which of these is a storage device? (a) scanner (b) monitor (c) hard disk (d) microphone
40. 40.↩️ You pressed Undo by mistake. Which command puts the change back? (a) Cut (b) Redo (c) Copy (d) Delete

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