Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 204 · 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 is the odd one out? (a) a monitor (b) a hard disk (c) a web browser (d) a scanner
2. 2.Which shortcut do we press to undo? (a) Ctrl+Z (b) Ctrl+P (c) Ctrl+Y (d) Ctrl+A
3. 3.📄 What does a word processor help us do? (a) water plants (b) type and edit text (c) cook food (d) fly a kite
4. 4.📁 Which word means to “put it in another place” (for a file or folder)? (a) create (b) copy (c) move (d) delete
5. 5.🔍 Which is the odd one out? (a) a calculator app (b) an operating system (c) a web browser (d) a keyboard
6. 6.▌ What is the blinking line that shows where you will type? (a) the toolbar (b) the folder (c) the icon (d) the cursor
7. 7.💾 Which is bigger: 1 TB or 1 byte? (a) 1 TB (b) 1 byte
8. 8.⌨️ In a word processor, what does Ctrl+V do? (a) paste (b) print (c) copy (d) select all
9. 9.Which shortcut do we press to cut? (a) Ctrl+C (b) Ctrl+Y (c) Ctrl+P (d) Ctrl+X
10. 10.Which of these is an input device? (a) projector (b) monitor (c) keyboard (d) hard disk
11. 11.True or false: Ctrl+Y is the shortcut to redo. (a) False (b) True
12. 12.💡 What is the smallest unit of computer memory? (a) GB (b) byte (c) bit (d) KB
13. 13.📄 A file name ends in .mkv. What is it most likely? (a) a video (b) a picture (c) a document (d) a sound
14. 14.Which shortcut do we press to paste? (a) Ctrl+C (b) Ctrl+V (c) Ctrl+A (d) Ctrl+S
15. 15.🧾 Software is a set of ___ for the computer. (a) screws (b) instructions (c) wires (d) buttons
16. 16.🧩 Is a typing tutor hardware or software? (a) hardware (b) software
17. 17.Which of these is hardware? (a) a mouse (b) a paint program (c) a calculator app (d) a web browser
18. 18.True or false: to move a file means to put it in another place. (a) True (b) False
19. 19.⌨️ In a word processor, what does Ctrl+P do? (a) cut (b) undo (c) select all (d) print
20. 20.💾 Which is bigger: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
21. 21.🔍 Which is the odd one out? (a) printer (b) speaker (c) keyboard (d) monitor
22. 22.True or false: Ctrl+P is the shortcut to paste. (a) True (b) False
23. 23.Which of these is software? (a) an operating system (b) a keyboard (c) a scanner (d) a webcam
24. 24.😮 You deleted a word by mistake. What brings it back? (a) Save (b) Cut (c) Copy (d) Undo
25. 25.🔍 Which is the odd one out? (a) a word processor (b) a speaker (c) a hard disk (d) a keyboard
26. 26.Which of these is true of RAM? (a) keeps data when off (b) is permanent storage (c) is temporary memory (d) keeps your saved files
27. 27.🧩 Is a monitor hardware or software? (a) hardware (b) software
28. 28.✋ Which can we touch: hardware or software? (a) hardware (b) software
29. 29.📋 You want the same sentence in two places. What do you use first? (a) Undo (b) Delete (c) Copy (d) Backspace
30. 30.🧩 Is a keyboard hardware or software? (a) software (b) hardware
31. 31.True or false: Ctrl+V is the shortcut to paste. (a) True (b) False
32. 32.🔍 Which is the odd one out? (a) a calculator app (b) a typing tutor (c) a hard disk (d) a web browser
33. 33.💾 Which is smaller: 1 bit or 1 MB? (a) 1 bit (b) 1 MB
34. 34.📄 A file name ends in .gif. What is it most likely? (a) a picture (b) a video (c) a sound (d) a document
35. 35.True or false: Ctrl+V is the shortcut to print. (a) True (b) False
36. 36.🔢 A bit can be only 0 or ___. (a) 1 (b) 5 (c) 9 (d) 2
37. 37.Which file ending is a video? (a) .mkv (b) .jpg (c) .png (d) .pdf
38. 38.💾 Which is bigger: 1 TB or 1 GB? (a) 1 TB (b) 1 GB
39. 39.💾 How many bytes are there in 4 KB?
40. 40.True or false: to rename a file means to change its name. (a) True (b) False

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