Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 521 · 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 shortcut do we press to print? (a) Ctrl+Z (b) Ctrl+V (c) Ctrl+A (d) Ctrl+P
2. 2.⌨️ In a word processor, what does Ctrl+X do? (a) copy (b) redo (c) cut (d) paste
3. 3.▌ What is the blinking line that shows where you will type? (a) the icon (b) the folder (c) the cursor (d) the toolbar
4. 4.🔍 Which is the odd one out? (a) a scanner (b) a speaker (c) a monitor (d) a web browser
5. 5.Which of these is true of RAM? (a) keeps data when off (b) keeps photos for years (c) loses data when off (d) is permanent storage
6. 6.💡 What is the smallest unit of computer memory? (a) KB (b) GB (c) byte (d) bit
7. 7.What does it mean to delete a file? (a) change its name (b) get rid of it (c) see what is inside (d) put it in another place
8. 8.True or false: Ctrl+C is the shortcut to save. (a) False (b) True
9. 9.💾 Which is bigger: 1 GB or 1 MB? (a) 1 MB (b) 1 GB
10. 10.🧩 Is a music player app hardware or software? (a) software (b) hardware
11. 11.🧩 Is a printer hardware or software? (a) software (b) hardware
12. 12.True or false: a projector is a storage device. (a) False (b) True
13. 13.🔍 Which is the odd one out? (a) a printer (b) a scanner (c) a monitor (d) a word processor
14. 14.💾 How many bits are there in 11 bytes?
15. 15.💾 How many KB are there in 3 MB?
16. 16.💾 Which is smaller: 1 bit or 1 GB? (a) 1 bit (b) 1 GB
17. 17.☁️ Saving files on the internet to use from anywhere is called ___. (a) rain storage (b) box storage (c) cloud storage (d) paper storage
18. 18.🔍 Which is the odd one out? (a) a keyboard (b) a paint program (c) an operating system (d) a music player app
19. 19.True or false: storage (like a hard disk) loses data when off. (a) False (b) True
20. 20.💾 Which is bigger: 1 KB or 1 byte? (a) 1 byte (b) 1 KB
21. 21.True or false: Ctrl+C is the shortcut to select all. (a) False (b) True
22. 22.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) move (b) save (c) copy (d) create
23. 23.True or false: Ctrl+Z is the shortcut to print. (a) False (b) True
24. 24.🧩 Is a mouse hardware or software? (a) software (b) hardware
25. 25.What does it mean to save a file? (a) give it a new name (b) change its name (c) throw it away (d) keep your work for later
26. 26.True or false: to move a file means to put it in another place. (a) False (b) True
27. 27.True or false: a webcam is software. (a) False (b) True
28. 28.💾 Which is bigger: 1 bit or 1 MB? (a) 1 MB (b) 1 bit
29. 29.Which shortcut do we press to paste? (a) Ctrl+Z (b) Ctrl+P (c) Ctrl+X (d) Ctrl+V
30. 30.🔍 Which is the odd one out? (a) an operating system (b) a web browser (c) a scanner (d) a word processor
31. 31.Which of these is software? (a) a calculator app (b) a keyboard (c) a monitor (d) a speaker
32. 32.💾 Which is bigger: 1 TB or 1 GB? (a) 1 GB (b) 1 TB
33. 33.Which of these is hardware? (a) a computer game (b) a scanner (c) a music player app (d) a word processor
34. 34.✂️ You want to move a sentence to the end. What do you use first? (a) Print (b) Delete (c) Undo (d) Cut
35. 35.💾 Which is bigger: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
36. 36.🧩 Is a hard disk hardware or software? (a) hardware (b) software
37. 37.Which file ending is a document? (a) .mp3 (b) .gif (c) .pdf (d) .mp4
38. 38.🧩 Is a computer game hardware or software? (a) software (b) hardware
39. 39.🔍 Which is the odd one out? (a) pen drive (b) scanner (c) solid-state drive (d) hard disk
40. 40.💾 Which is bigger: 1 MB or 1 KB? (a) 1 KB (b) 1 MB

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