Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 963 · 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 software? (a) a mouse (b) a keyboard (c) a printer (d) a web browser
2. 2.🔍 Which is the odd one out? (a) hard disk (b) speaker (c) memory card (d) pen drive
3. 3.What does it mean to rename a file? (a) make a brand-new one (b) throw it away (c) make an exact twin (d) change its name
4. 4.💾 Which is bigger: 1 TB or 1 bit? (a) 1 bit (b) 1 TB
5. 5.⌨️ In a word processor, what does Ctrl+Y do? (a) redo (b) select all (c) cut (d) save
6. 6.💾 Which is smaller: 1 MB or 1 TB? (a) 1 TB (b) 1 MB
7. 7.Which of these is true of storage (like a hard disk)? (a) is the working memory (b) is permanent storage (c) loses data when off (d) holds apps that are open
8. 8.Which of these is software? (a) a calculator app (b) a monitor (c) a webcam (d) a mouse
9. 9.📂 What holds many files together, like a school bag holds books? (a) a pixel (b) a speaker (c) a mouse (d) a folder
10. 10.💾 Which is smaller: 1 GB or 1 MB? (a) 1 GB (b) 1 MB
11. 11.True or false: a web browser is hardware. (a) True (b) False
12. 12.Which shortcut do we press to select all? (a) Ctrl+Z (b) Ctrl+P (c) Ctrl+S (d) Ctrl+A
13. 13.True or false: Ctrl+Y is the shortcut to redo. (a) False (b) True
14. 14.🔢 A bit can be only 0 or ___. (a) 5 (b) 9 (c) 1 (d) 2
15. 15.What does it mean to delete a file? (a) make a brand-new one (b) store your work (c) throw it away (d) give it a new name
16. 16.💾 Which is smaller: 1 GB or 1 byte? (a) 1 byte (b) 1 GB
17. 17.Which of these is hardware? (a) an operating system (b) a computer game (c) a keyboard (d) a calculator app
18. 18.True or false: Ctrl+A is the shortcut to copy. (a) True (b) False
19. 19.Which of these is true of RAM? (a) keeps photos for years (b) is permanent storage (c) loses data when off (d) keeps data when off
20. 20.💾 How many MB are there in 1 GB?
21. 21.🧩 Is a typing tutor hardware or software? (a) hardware (b) software
22. 22.💾 Which is smaller: 1 TB or 1 KB? (a) 1 KB (b) 1 TB
23. 23.True or false: storage (like a hard disk) is the working memory. (a) True (b) False
24. 24.Which of these is software? (a) a pen drive (b) a printer (c) a typing tutor (d) a scanner
25. 25.💡 What is the smallest unit of computer memory? (a) bit (b) GB (c) byte (d) KB
26. 26.💾 Which is bigger: 1 GB or 1 bit? (a) 1 bit (b) 1 GB
27. 27.What does it mean to save a file? (a) change its name (b) see what is inside (c) keep your work for later (d) make an exact twin
28. 28.💾 Which is bigger: 1 KB or 1 GB? (a) 1 KB (b) 1 GB
29. 29.💾 How many KB are there in 2 MB?
30. 30.💾 Which is smaller: 1 TB or 1 bit? (a) 1 TB (b) 1 bit
31. 31.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
32. 32.🧰 Is a microphone a storage, input or output device? (a) a storage device (b) an input device (c) an output device
33. 33.Which shortcut do we press to redo? (a) Ctrl+P (b) Ctrl+C (c) Ctrl+A (d) Ctrl+Y
34. 34.🔍 Which is the odd one out? (a) a hard disk (b) a monitor (c) a word processor (d) a pen drive
35. 35.💾 Which is bigger: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
36. 36.Which shortcut do we press to print? (a) Ctrl+A (b) Ctrl+P (c) Ctrl+S (d) Ctrl+C
37. 37.🧰 Is a memory card a storage, input or output device? (a) an input device (b) an output device (c) a storage device
38. 38.⌨️ In a word processor, what does Ctrl+X do? (a) select all (b) redo (c) cut (d) undo
39. 39.💾 Which one is permanent storage: RAM or storage? (a) RAM (b) storage
40. 40.💾 How many MB are there in 3 GB?

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