Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 263 · 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 true of storage (like a hard disk)? (a) is temporary memory (b) loses data when off (c) keeps photos for years (d) holds apps that are open
2. 2.True or false: Ctrl+P is the shortcut to undo. (a) True (b) False
3. 3.💾 Which is smaller: 1 GB or 1 MB? (a) 1 MB (b) 1 GB
4. 4.Which of these is hardware? (a) a computer game (b) a word processor (c) a paint program (d) a printer
5. 5.⌨️ In a word processor, what does Ctrl+A do? (a) copy (b) select all (c) paste (d) undo
6. 6.Which shortcut do we press to print? (a) Ctrl+C (b) Ctrl+A (c) Ctrl+Y (d) Ctrl+P
7. 7.⌨️ In a word processor, what does Ctrl+C do? (a) undo (b) save (c) cut (d) copy
8. 8.🧩 Is a paint program hardware or software? (a) software (b) hardware
9. 9.True or false: to create a file means to make a brand-new one. (a) False (b) True
10. 10.True or false: a monitor is a storage device. (a) True (b) False
11. 11.🔢 A bit can be only 0 or ___. (a) 9 (b) 5 (c) 1 (d) 2
12. 12.What does it mean to create a file? (a) keep your work for later (b) give it a new name (c) make a brand-new one (d) change its name
13. 13.📁 What do we call a folder inside another folder? (a) an icon (b) a big file (c) a subfolder (d) a printer
14. 14.💾 How many bytes are there in 2 KB?
15. 15.📁 Which word means to “give it a new name” (for a file or folder)? (a) rename (b) delete (c) move (d) open
16. 16.True or false: a webcam is software. (a) False (b) True
17. 17.True or false: storage (like a hard disk) keeps your saved files. (a) False (b) True
18. 18.⌨️ In a word processor, what does Ctrl+Y do? (a) print (b) paste (c) redo (d) cut
19. 19.Which shortcut do we press to paste? (a) Ctrl+Z (b) Ctrl+A (c) Ctrl+V (d) Ctrl+P
20. 20.💾 Which is smaller: 1 byte or 1 GB? (a) 1 byte (b) 1 GB
21. 21.Which shortcut do we press to save? (a) Ctrl+P (b) Ctrl+X (c) Ctrl+A (d) Ctrl+S
22. 22.💾 Which is smaller: 1 GB or 1 byte? (a) 1 byte (b) 1 GB
23. 23.✋ Which can we touch: hardware or software? (a) hardware (b) software
24. 24.🧩 Is a speaker hardware or software? (a) software (b) hardware
25. 25.🔍 Which is the odd one out? (a) monitor (b) solid-state drive (c) speaker (d) printer
26. 26.Which of these is a storage device? (a) microphone (b) hard disk (c) scanner (d) monitor
27. 27.📂 What holds many files together, like a school bag holds books? (a) a pixel (b) a folder (c) a speaker (d) a mouse
28. 28.🧩 Is a computer game hardware or software? (a) hardware (b) software
29. 29.🔍 Which is the odd one out? (a) a paint program (b) a pen drive (c) a web browser (d) an operating system
30. 30.🔍 Which is the odd one out? (a) monitor (b) printer (c) hard disk (d) projector
31. 31.🔍 Which is the odd one out? (a) a mouse (b) a monitor (c) an operating system (d) a keyboard
32. 32.Which shortcut do we press to undo? (a) Ctrl+S (b) Ctrl+Z (c) Ctrl+C (d) Ctrl+Y
33. 33.💾 Which one holds apps that are open: RAM or storage? (a) RAM (b) storage
34. 34.💡 What is the smallest unit of computer memory? (a) GB (b) bit (c) byte (d) KB
35. 35.📄 A file name ends in .txt. What is it most likely? (a) a picture (b) a video (c) a document (d) a sound
36. 36.Which of these is hardware? (a) a calculator app (b) a paint program (c) a pen drive (d) a music player app
37. 37.True or false: a mouse is software. (a) True (b) False
38. 38.💾 How many MB are there in 2 GB?
39. 39.Which of these is hardware? (a) a music player app (b) a paint program (c) a webcam (d) a calculator app
40. 40.Which of these is an output device? (a) pen drive (b) scanner (c) memory card (d) printer

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