Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 868 · 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 bigger: 1 MB or 1 KB? (a) 1 MB (b) 1 KB
2. 2.📂 What holds many files together, like a school bag holds books? (a) a speaker (b) a pixel (c) a mouse (d) a folder
3. 3.⌨️ In a word processor, what does Ctrl+P do? (a) print (b) copy (c) paste (d) save
4. 4.🧰 Is a projector a storage, input or output device? (a) a storage device (b) an output device (c) an input device
5. 5.💾 Which one is permanent storage: RAM or storage? (a) storage (b) RAM
6. 6.💾 Which one holds apps that are open: RAM or storage? (a) storage (b) RAM
7. 7.🏷️ Every file has a ___ so we can find it. (a) weight (b) smell (c) taste (d) name
8. 8.🔍 Which is the odd one out? (a) a word processor (b) a scanner (c) a music player app (d) a paint program
9. 9.Which of these is true of storage (like a hard disk)? (a) is the working memory (b) loses data when off (c) keeps your saved files (d) holds apps that are open
10. 10.Which of these is an input device? (a) pen drive (b) speaker (c) printer (d) scanner
11. 11.Which shortcut do we press to copy? (a) Ctrl+S (b) Ctrl+C (c) Ctrl+V (d) Ctrl+A
12. 12.True or false: a pen drive is an output device. (a) True (b) False
13. 13.💾 Which is bigger: 1 bit or 1 MB? (a) 1 bit (b) 1 MB
14. 14.⚡ Which is faster for the computer to work with? (a) a pen drive (b) RAM (c) a printer (d) a memory card
15. 15.💾 Which is smaller: 1 KB or 1 TB? (a) 1 TB (b) 1 KB
16. 16.💾 How many GB are there in 2 TB?
17. 17.Which shortcut do we press to undo? (a) Ctrl+S (b) Ctrl+C (c) Ctrl+Y (d) Ctrl+Z
18. 18.True or false: a hard disk is software. (a) True (b) False
19. 19.💾 Which is smaller: 1 GB or 1 MB? (a) 1 MB (b) 1 GB
20. 20.💾 Which one keeps photos for years: RAM or storage? (a) RAM (b) storage
21. 21.📁 Which word means to “make an exact twin” (for a file or folder)? (a) save (b) move (c) copy (d) open
22. 22.⌨️ In a word processor, what does Ctrl+Z do? (a) select all (b) save (c) undo (d) paste
23. 23.💾 Which is bigger: 1 byte or 1 bit? (a) 1 bit (b) 1 byte
24. 24.Which file ending is a picture? (a) .mp4 (b) .txt (c) .jpg (d) .pdf
25. 25.True or false: a computer game is hardware. (a) True (b) False
26. 26.💾 How many bits are there in 10 bytes?
27. 27.🔍 Which is the odd one out? (a) monitor (b) scanner (c) speaker (d) projector
28. 28.⌨️ In a word processor, what does Ctrl+X do? (a) print (b) paste (c) undo (d) cut
29. 29.📁 Which word means to “change its name” (for a file or folder)? (a) create (b) copy (c) rename (d) move
30. 30.Which of these is true of RAM? (a) keeps photos for years (b) keeps data when off (c) keeps your saved files (d) is temporary memory
31. 31.💾 Which is bigger: 1 KB or 1 byte? (a) 1 byte (b) 1 KB
32. 32.🔍 Which is the odd one out? (a) a hard disk (b) a pen drive (c) a monitor (d) a calculator app
33. 33.Which of these is hardware? (a) a hard disk (b) a paint program (c) a music player app (d) a web browser
34. 34.True or false: Ctrl+P is the shortcut to cut. (a) False (b) True
35. 35.📁 Which word means to “get rid of it” (for a file or folder)? (a) move (b) rename (c) open (d) delete
36. 36.🧩 Is a web browser hardware or software? (a) software (b) hardware
37. 37.🧾 Software is a set of ___ for the computer. (a) instructions (b) buttons (c) wires (d) screws
38. 38.😮 You deleted a word by mistake. What brings it back? (a) Save (b) Undo (c) Cut (d) Copy
39. 39.💾 Which is smaller: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
40. 40.True or false: a scanner is an input device. (a) False (b) True

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