Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 230 · 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.🧩 Is a pen drive hardware or software? (a) hardware (b) software
2. 2.True or false: a computer game is software. (a) True (b) False
3. 3.💾 Which is smaller: 1 TB or 1 MB? (a) 1 TB (b) 1 MB
4. 4.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) open (b) delete (c) create (d) move
5. 5.What does it mean to delete a file? (a) keep your work for later (b) put it in another place (c) change its name (d) throw it away
6. 6.💾 Which is smaller: 1 GB or 1 TB? (a) 1 GB (b) 1 TB
7. 7.💾 How many bytes are there in 3 KB?
8. 8.📂 What holds many files together, like a school bag holds books? (a) a folder (b) a speaker (c) a pixel (d) a mouse
9. 9.💾 Which is bigger: 1 KB or 1 MB? (a) 1 MB (b) 1 KB
10. 10.💾 Which is smaller: 1 KB or 1 TB? (a) 1 KB (b) 1 TB
11. 11.🔢 A bit can be only 0 or ___. (a) 5 (b) 2 (c) 9 (d) 1
12. 12.💾 How many KB are there in 3 MB?
13. 13.Which of these is software? (a) a speaker (b) a computer game (c) a hard disk (d) a scanner
14. 14.True or false: a speaker is hardware. (a) True (b) False
15. 15.Which of these is true of storage (like a hard disk)? (a) is temporary memory (b) is the working memory (c) keeps your saved files (d) loses data when off
16. 16.💾 Which is bigger: 1 TB or 1 bit? (a) 1 bit (b) 1 TB
17. 17.True or false: to open a file means to give it a new name. (a) True (b) False
18. 18.🧩 Is a word processor hardware or software? (a) software (b) hardware
19. 19.💡 What is the smallest unit of computer memory? (a) byte (b) GB (c) KB (d) bit
20. 20.Which file ending is a video? (a) .wav (b) .avi (c) .pdf (d) .png
21. 21.🔍 Which is the odd one out? (a) a pen drive (b) a paint program (c) a scanner (d) a printer
22. 22.Which of these is software? (a) a speaker (b) a scanner (c) a hard disk (d) a word processor
23. 23.🧩 Is a webcam hardware or software? (a) software (b) hardware
24. 24.Which shortcut do we press to save? (a) Ctrl+C (b) Ctrl+S (c) Ctrl+X (d) Ctrl+Z
25. 25.🧩 Is a monitor hardware or software? (a) hardware (b) software
26. 26.🖍️ Before we cut or copy text, we must first ___ it. (a) select (b) save (c) delete (d) print
27. 27.Which file ending is a picture? (a) .txt (b) .wav (c) .jpg (d) .pdf
28. 28.✋ Which can we touch: hardware or software? (a) hardware (b) software
29. 29.🔍 Which is the odd one out? (a) memory card (b) hard disk (c) printer (d) solid-state drive
30. 30.🧾 Software is a set of ___ for the computer. (a) screws (b) wires (c) buttons (d) instructions
31. 31.💾 Which is smaller: 1 TB or 1 GB? (a) 1 TB (b) 1 GB
32. 32.True or false: a printer is an output device. (a) False (b) True
33. 33.↩️ You pressed Undo by mistake. Which command puts the change back? (a) Copy (b) Delete (c) Cut (d) Redo
34. 34.True or false: to create a file means to make a brand-new one. (a) True (b) False
35. 35.📁 Which word means to “throw it away” (for a file or folder)? (a) delete (b) save (c) rename (d) move
36. 36.⌨️ In a word processor, what does Ctrl+Y do? (a) save (b) redo (c) print (d) paste
37. 37.Which of these is a storage device? (a) keyboard (b) hard disk (c) printer (d) speaker
38. 38.💾 How many bytes are there in 2 KB?
39. 39.🧩 Is a printer hardware or software? (a) hardware (b) software
40. 40.▌ What is the blinking line that shows where you will type? (a) the toolbar (b) the icon (c) the cursor (d) the folder

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