Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 506 · 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: a pen drive is hardware. (a) False (b) True
2. 2.💾 How many bits are there in 7 bytes?
3. 3.True or false: a pen drive is an output device. (a) True (b) False
4. 4.💾 Which one loses data when off: RAM or storage? (a) storage (b) RAM
5. 5.Which shortcut do we press to save? (a) Ctrl+P (b) Ctrl+Z (c) Ctrl+C (d) Ctrl+S
6. 6.🧩 Is a hard disk hardware or software? (a) hardware (b) software
7. 7.Which file ending is a video? (a) .pdf (b) .mkv (c) .mp3 (d) .jpg
8. 8.🔍 Which is the odd one out? (a) mouse (b) pen drive (c) memory card (d) hard disk
9. 9.🏷️ Every file has a ___ so we can find it. (a) taste (b) smell (c) name (d) weight
10. 10.🧾 Software is a set of ___ for the computer. (a) buttons (b) screws (c) instructions (d) wires
11. 11.💾 How many bits are there in 12 bytes?
12. 12.🔍 Which is the odd one out? (a) keyboard (b) hard disk (c) pen drive (d) memory card
13. 13.True or false: storage (like a hard disk) keeps data when off. (a) True (b) False
14. 14.📁 Which word means to “give it a new name” (for a file or folder)? (a) rename (b) save (c) copy (d) create
15. 15.Which of these is hardware? (a) a word processor (b) a typing tutor (c) a paint program (d) a keyboard
16. 16.🧩 Is a monitor hardware or software? (a) software (b) hardware
17. 17.What does it mean to rename a file? (a) see what is inside (b) change its name (c) keep your work for later (d) put it in another place
18. 18.Which of these is software? (a) a music player app (b) a keyboard (c) a printer (d) a pen drive
19. 19.True or false: Ctrl+P is the shortcut to print. (a) True (b) False
20. 20.True or false: to rename a file means to give it a new name. (a) False (b) True
21. 21.🖍️ Before we cut or copy text, we must first ___ it. (a) delete (b) print (c) select (d) save
22. 22.True or false: Ctrl+V is the shortcut to paste. (a) False (b) True
23. 23.💡 What is the smallest unit of computer memory? (a) KB (b) bit (c) GB (d) byte
24. 24.Which shortcut do we press to undo? (a) Ctrl+S (b) Ctrl+Z (c) Ctrl+A (d) Ctrl+C
25. 25.📄 A file name ends in .txt. What is it most likely? (a) a video (b) a picture (c) a document (d) a sound
26. 26.⌨️ In a word processor, what does Ctrl+P do? (a) save (b) copy (c) print (d) paste
27. 27.Which shortcut do we press to paste? (a) Ctrl+X (b) Ctrl+V (c) Ctrl+C (d) Ctrl+P
28. 28.What does it mean to save a file? (a) put it in another place (b) store your work (c) make a brand-new one (d) change its name
29. 29.✂️ You want to move a sentence to the end. What do you use first? (a) Print (b) Delete (c) Cut (d) Undo
30. 30.True or false: a solid-state drive is a storage device. (a) True (b) False
31. 31.✋ Which can we touch: hardware or software? (a) software (b) hardware
32. 32.True or false: a pen drive is software. (a) False (b) True
33. 33.Which of these is true of storage (like a hard disk)? (a) loses data when off (b) is temporary memory (c) keeps data when off (d) holds apps that are open
34. 34.True or false: a printer is hardware. (a) False (b) True
35. 35.🧩 Is a speaker hardware or software? (a) software (b) hardware
36. 36.📂 What holds many files together, like a school bag holds books? (a) a folder (b) a speaker (c) a pixel (d) a mouse
37. 37.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) open (b) create (c) rename (d) copy
38. 38.💾 Which is smaller: 1 MB or 1 TB? (a) 1 MB (b) 1 TB
39. 39.💾 Which is bigger: 1 TB or 1 KB? (a) 1 KB (b) 1 TB
40. 40.True or false: to rename a file means to change its name. (a) False (b) True

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