Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 356 · 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.True or false: a monitor is software. (a) True (b) False
2. 2.📁 What do we call a folder inside another folder? (a) a subfolder (b) a printer (c) a big file (d) an icon
3. 3.Which of these is software? (a) a speaker (b) a pen drive (c) a web browser (d) a printer
4. 4.💾 How many bits are there in 6 bytes?
5. 5.True or false: a scanner is an output device. (a) True (b) False
6. 6.🔍 Which is the odd one out? (a) a web browser (b) a word processor (c) a speaker (d) a typing tutor
7. 7.True or false: a keyboard is an input device. (a) True (b) False
8. 8.Which of these is a storage device? (a) speaker (b) mouse (c) hard disk (d) microphone
9. 9.True or false: Ctrl+A is the shortcut to select all. (a) True (b) False
10. 10.Which of these is hardware? (a) a computer game (b) a mouse (c) a word processor (d) a calculator app
11. 11.True or false: Ctrl+V is the shortcut to print. (a) False (b) True
12. 12.📁 Which word means to “put it in another place” (for a file or folder)? (a) move (b) copy (c) open (d) save
13. 13.💾 How many GB are there in 1 TB?
14. 14.💾 Which is smaller: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
15. 15.Which of these is hardware? (a) a paint program (b) a pen drive (c) a calculator app (d) a word processor
16. 16.💾 How many bytes are there in 3 KB?
17. 17.💾 How many bytes are there in 4 KB?
18. 18.⌨️ In a word processor, what does Ctrl+Y do? (a) paste (b) redo (c) copy (d) save
19. 19.⚡ Which is faster for the computer to work with? (a) a pen drive (b) RAM (c) a printer (d) a memory card
20. 20.True or false: a mouse is software. (a) False (b) True
21. 21.✋ Which can we touch: hardware or software? (a) software (b) hardware
22. 22.🧾 Software is a set of ___ for the computer. (a) buttons (b) instructions (c) screws (d) wires
23. 23.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the pen drive (b) the memory card (c) RAM (d) the hard disk
24. 24.💡 What is the smallest unit of computer memory? (a) bit (b) KB (c) GB (d) byte
25. 25.True or false: a word processor is hardware. (a) False (b) True
26. 26.📁 Which word means to “change its name” (for a file or folder)? (a) delete (b) rename (c) move (d) create
27. 27.True or false: RAM keeps photos for years. (a) False (b) True
28. 28.📄 A file name ends in .mkv. What is it most likely? (a) a document (b) a video (c) a picture (d) a sound
29. 29.💾 Which is smaller: 1 MB or 1 TB? (a) 1 TB (b) 1 MB
30. 30.📁 Which word means to “get rid of it” (for a file or folder)? (a) open (b) move (c) delete (d) rename
31. 31.True or false: a hard disk is a storage device. (a) False (b) True
32. 32.💾 Which one holds apps that are open: RAM or storage? (a) storage (b) RAM
33. 33.Which shortcut do we press to copy? (a) Ctrl+P (b) Ctrl+A (c) Ctrl+C (d) Ctrl+V
34. 34.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) create (b) open (c) delete (d) rename
35. 35.True or false: a webcam is hardware. (a) False (b) True
36. 36.✂️ You want to move a sentence to the end. What do you use first? (a) Print (b) Delete (c) Cut (d) Undo
37. 37.True or false: to rename a file means to get rid of it. (a) False (b) True
38. 38.💾 Which is smaller: 1 MB or 1 GB? (a) 1 GB (b) 1 MB
39. 39.🔍 Which is the odd one out? (a) projector (b) printer (c) speaker (d) mouse
40. 40.Which of these is a storage device? (a) printer (b) memory card (c) speaker (d) mouse

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