Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 652 · 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.🧩 Is a scanner hardware or software? (a) hardware (b) software
2. 2.💾 Which one is temporary memory: RAM or storage? (a) storage (b) RAM
3. 3.True or false: storage (like a hard disk) keeps photos for years. (a) True (b) False
4. 4.💾 Which is bigger: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
5. 5.✂️ You want to move a sentence to the end. What do you use first? (a) Undo (b) Print (c) Cut (d) Delete
6. 6.📁 Which word means to “give it a new name” (for a file or folder)? (a) delete (b) open (c) rename (d) save
7. 7.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the hard disk (b) RAM (c) the pen drive (d) the memory card
8. 8.Which of these is hardware? (a) a music player app (b) a web browser (c) a paint program (d) a pen drive
9. 9.⌨️ In a word processor, what does Ctrl+S do? (a) paste (b) select all (c) save (d) redo
10. 10.Which of these is software? (a) a webcam (b) a keyboard (c) a music player app (d) a pen drive
11. 11.💾 Which is bigger: 1 MB or 1 TB? (a) 1 TB (b) 1 MB
12. 12.🔢 A bit can be only 0 or ___. (a) 9 (b) 1 (c) 5 (d) 2
13. 13.Which of these is software? (a) a scanner (b) a calculator app (c) a pen drive (d) a keyboard
14. 14.💾 Which is bigger: 1 TB or 1 bit? (a) 1 TB (b) 1 bit
15. 15.Which of these is hardware? (a) a typing tutor (b) a calculator app (c) a monitor (d) a music player app
16. 16.True or false: a monitor is software. (a) False (b) True
17. 17.📁 What do we call a folder inside another folder? (a) a subfolder (b) an icon (c) a big file (d) a printer
18. 18.Which file ending is a picture? (a) .txt (b) .mp3 (c) .mkv (d) .gif
19. 19.🧰 Is a projector a storage, input or output device? (a) an input device (b) an output device (c) a storage device
20. 20.True or false: Ctrl+A is the shortcut to select all. (a) True (b) False
21. 21.Which of these is true of RAM? (a) keeps data when off (b) is the working memory (c) keeps your saved files (d) is permanent storage
22. 22.💾 Which is bigger: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
23. 23.💾 Which one is permanent storage: RAM or storage? (a) storage (b) RAM
24. 24.True or false: a pen drive is software. (a) False (b) True
25. 25.True or false: a mouse is software. (a) True (b) False
26. 26.💾 Which is bigger: 1 KB or 1 GB? (a) 1 GB (b) 1 KB
27. 27.🧰 Is a microphone a storage, input or output device? (a) an output device (b) an input device (c) a storage device
28. 28.💾 How many GB are there in 1 TB?
29. 29.True or false: a typing tutor is hardware. (a) True (b) False
30. 30.💾 Which is smaller: 1 KB or 1 bit? (a) 1 KB (b) 1 bit
31. 31.⚡ Which is faster for the computer to work with? (a) a printer (b) a pen drive (c) a memory card (d) RAM
32. 32.True or false: Ctrl+Y is the shortcut to redo. (a) True (b) False
33. 33.True or false: a scanner is hardware. (a) True (b) False
34. 34.What does it mean to rename a file? (a) give it a new name (b) make an exact twin (c) keep your work for later (d) throw it away
35. 35.💾 Which is smaller: 1 KB or 1 byte? (a) 1 KB (b) 1 byte
36. 36.💡 What is the smallest unit of computer memory? (a) GB (b) byte (c) bit (d) KB
37. 37.Which of these is true of storage (like a hard disk)? (a) holds apps that are open (b) loses data when off (c) is temporary memory (d) keeps data when off
38. 38.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
39. 39.🔍 Which is the odd one out? (a) an operating system (b) a webcam (c) a keyboard (d) a speaker
40. 40.🧩 Is a keyboard hardware or software? (a) software (b) hardware

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