Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 379 · 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 of these is hardware? (a) a computer game (b) an operating system (c) a web browser (d) a pen drive
2. 2.What does it mean to rename a file? (a) throw it away (b) get rid of it (c) change its name (d) keep your work for later
3. 3.True or false: a memory card is a storage device. (a) False (b) True
4. 4.🔢 A bit can be only 0 or ___. (a) 1 (b) 9 (c) 2 (d) 5
5. 5.📁 What do we call a folder inside another folder? (a) an icon (b) a printer (c) a subfolder (d) a big file
6. 6.✂️ You want to move a sentence to the end. What do you use first? (a) Delete (b) Print (c) Undo (d) Cut
7. 7.⌨️ In a word processor, what does Ctrl+X do? (a) redo (b) undo (c) cut (d) paste
8. 8.⌨️ In a word processor, what does Ctrl+A do? (a) copy (b) select all (c) redo (d) print
9. 9.💾 Which one loses data when off: RAM or storage? (a) storage (b) RAM
10. 10.💾 How many GB are there in 2 TB?
11. 11.🔍 Which is the odd one out? (a) a scanner (b) a keyboard (c) a computer game (d) a webcam
12. 12.💾 How many bits are there in 10 bytes?
13. 13.👩‍💻 What do we call people who write software? (a) tailors (b) farmers (c) programmers (d) plumbers
14. 14.True or false: a word processor is hardware. (a) False (b) True
15. 15.Which of these is true of RAM? (a) keeps your saved files (b) is permanent storage (c) is temporary memory (d) keeps photos for years
16. 16.True or false: Ctrl+Y is the shortcut to redo. (a) False (b) True
17. 17.True or false: to rename a file means to get rid of it. (a) False (b) True
18. 18.What does it mean to move a file? (a) throw it away (b) put it in another place (c) change its name (d) see what is inside
19. 19.💾 Which is smaller: 1 bit or 1 KB? (a) 1 bit (b) 1 KB
20. 20.⌨️ In a word processor, what does Ctrl+V do? (a) copy (b) cut (c) paste (d) select all
21. 21.🖍️ Before we cut or copy text, we must first ___ it. (a) print (b) select (c) save (d) delete
22. 22.Which of these is a storage device? (a) mouse (b) speaker (c) projector (d) memory card
23. 23.🔍 Which is the odd one out? (a) an operating system (b) a paint program (c) a web browser (d) a monitor
24. 24.💾 Which is smaller: 1 TB or 1 MB? (a) 1 TB (b) 1 MB
25. 25.True or false: a monitor is an output device. (a) True (b) False
26. 26.📁 Which word means to “put it in another place” (for a file or folder)? (a) copy (b) move (c) create (d) open
27. 27.True or false: Ctrl+P is the shortcut to print. (a) False (b) True
28. 28.💾 Which is smaller: 1 bit or 1 byte? (a) 1 bit (b) 1 byte
29. 29.True or false: RAM holds apps that are open. (a) False (b) True
30. 30.💾 Which is smaller: 1 GB or 1 KB? (a) 1 GB (b) 1 KB
31. 31.📁 Which word means to “see what is inside” (for a file or folder)? (a) move (b) save (c) copy (d) open
32. 32.💾 Which is bigger: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
33. 33.True or false: to rename a file means to make an exact twin. (a) False (b) True
34. 34.Which shortcut do we press to cut? (a) Ctrl+C (b) Ctrl+P (c) Ctrl+S (d) Ctrl+X
35. 35.🧩 Is a mouse hardware or software? (a) software (b) hardware
36. 36.Which of these is true of storage (like a hard disk)? (a) is permanent storage (b) loses data when off (c) is temporary memory (d) is the working memory
37. 37.⌨️ In a word processor, what does Ctrl+C do? (a) cut (b) undo (c) save (d) copy
38. 38.True or false: RAM is temporary memory. (a) True (b) False
39. 39.🧩 Is a word processor hardware or software? (a) hardware (b) software
40. 40.🔍 Which is the odd one out? (a) a hard disk (b) a webcam (c) a printer (d) a web browser

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