Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 185 · 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: Ctrl+C is the shortcut to paste. (a) False (b) True
2. 2.🧩 Is a scanner hardware or software? (a) software (b) hardware
3. 3.💾 Which is smaller: 1 KB or 1 GB? (a) 1 KB (b) 1 GB
4. 4.True or false: a music player app is software. (a) False (b) True
5. 5.📁 What do we call a folder inside another folder? (a) a printer (b) a subfolder (c) a big file (d) an icon
6. 6.🔍 Which is the odd one out? (a) pen drive (b) solid-state drive (c) hard disk (d) projector
7. 7.☁️ Saving files on the internet to use from anywhere is called ___. (a) cloud storage (b) paper storage (c) rain storage (d) box storage
8. 8.True or false: Ctrl+A is the shortcut to select all. (a) True (b) False
9. 9.True or false: a pen drive is hardware. (a) True (b) False
10. 10.Which of these is an output device? (a) speaker (b) hard disk (c) solid-state drive (d) keyboard
11. 11.💾 Which is bigger: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
12. 12.True or false: Ctrl+V is the shortcut to undo. (a) True (b) False
13. 13.True or false: Ctrl+V is the shortcut to save. (a) False (b) True
14. 14.💾 Which is bigger: 1 bit or 1 MB? (a) 1 MB (b) 1 bit
15. 15.📁 Which word means to “make an exact twin” (for a file or folder)? (a) rename (b) move (c) open (d) copy
16. 16.👩‍💻 What do we call people who write software? (a) plumbers (b) tailors (c) programmers (d) farmers
17. 17.🧾 Software is a set of ___ for the computer. (a) wires (b) screws (c) buttons (d) instructions
18. 18.💾 How many MB are there in 2 GB?
19. 19.📄 A file name ends in .mp3. What is it most likely? (a) a video (b) a document (c) a sound (d) a picture
20. 20.Which shortcut do we press to copy? (a) Ctrl+A (b) Ctrl+X (c) Ctrl+S (d) Ctrl+C
21. 21.True or false: a microphone is a storage device. (a) True (b) False
22. 22.🧩 Is a printer hardware or software? (a) hardware (b) software
23. 23.📁 Which word means to “see what is inside” (for a file or folder)? (a) rename (b) save (c) open (d) copy
24. 24.📁 Which word means to “get rid of it” (for a file or folder)? (a) rename (b) delete (c) move (d) copy
25. 25.Which of these is a storage device? (a) pen drive (b) scanner (c) monitor (d) projector
26. 26.Which of these is hardware? (a) a webcam (b) a word processor (c) a web browser (d) a paint program
27. 27.🔍 Which is the odd one out? (a) a monitor (b) a printer (c) a paint program (d) a speaker
28. 28.True or false: a mouse is software. (a) False (b) True
29. 29.Which of these is hardware? (a) a web browser (b) a calculator app (c) a paint program (d) a monitor
30. 30.What does it mean to delete a file? (a) make a brand-new one (b) put it in another place (c) see what is inside (d) get rid of it
31. 31.📄 A file name ends in .jpg. What is it most likely? (a) a sound (b) a document (c) a video (d) a picture
32. 32.📄 A file name ends in .gif. What is it most likely? (a) a sound (b) a video (c) a document (d) a picture
33. 33.True or false: Ctrl+Z is the shortcut to paste. (a) True (b) False
34. 34.Which file ending is a video? (a) .mp3 (b) .gif (c) .pdf (d) .mkv
35. 35.True or false: a calculator app is hardware. (a) False (b) True
36. 36.💾 Which is bigger: 1 TB or 1 GB? (a) 1 TB (b) 1 GB
37. 37.📁 Which word means to “throw it away” (for a file or folder)? (a) open (b) move (c) delete (d) create
38. 38.True or false: an operating system is software. (a) True (b) False
39. 39.💾 Which is smaller: 1 MB or 1 KB? (a) 1 MB (b) 1 KB
40. 40.💾 Which is smaller: 1 byte or 1 TB? (a) 1 TB (b) 1 byte

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