Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 428 · 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 RAM? (a) is permanent storage (b) is the working memory (c) keeps data when off (d) keeps your saved files
2. 2.🧩 Is a calculator app hardware or software? (a) hardware (b) software
3. 3.🧩 Is an operating system hardware or software? (a) software (b) hardware
4. 4.💡 What is the smallest unit of computer memory? (a) byte (b) GB (c) KB (d) bit
5. 5.True or false: a printer is software. (a) True (b) False
6. 6.True or false: a printer is an output device. (a) False (b) True
7. 7.🔍 Which is the odd one out? (a) microphone (b) mouse (c) keyboard (d) hard disk
8. 8.⌨️ In a word processor, what does Ctrl+C do? (a) undo (b) paste (c) cut (d) copy
9. 9.What does it mean to move a file? (a) put it in another place (b) make an exact twin (c) keep your work for later (d) store your work
10. 10.True or false: a word processor is software. (a) False (b) True
11. 11.💾 Which is smaller: 1 bit or 1 TB? (a) 1 bit (b) 1 TB
12. 12.Which of these is software? (a) a word processor (b) a keyboard (c) a hard disk (d) a mouse
13. 13.⌨️ In a word processor, what does Ctrl+V do? (a) paste (b) select all (c) print (d) copy
14. 14.⚡ Which is faster for the computer to work with? (a) a pen drive (b) a memory card (c) a printer (d) RAM
15. 15.💾 Which one is temporary memory: RAM or storage? (a) storage (b) RAM
16. 16.💾 Which is bigger: 1 byte or 1 TB? (a) 1 TB (b) 1 byte
17. 17.👩‍💻 What do we call people who write software? (a) programmers (b) farmers (c) plumbers (d) tailors
18. 18.Which of these is true of RAM? (a) is permanent storage (b) keeps photos for years (c) loses data when off (d) keeps data when off
19. 19.✋ Which can we touch: hardware or software? (a) hardware (b) software
20. 20.True or false: to move a file means to make an exact twin. (a) False (b) True
21. 21.💾 Which one holds apps that are open: RAM or storage? (a) storage (b) RAM
22. 22.💾 Which is bigger: 1 TB or 1 KB? (a) 1 TB (b) 1 KB
23. 23.Which of these is hardware? (a) a printer (b) a paint program (c) a web browser (d) a calculator app
24. 24.💾 Which is bigger: 1 TB or 1 byte? (a) 1 byte (b) 1 TB
25. 25.↩️ You pressed Undo by mistake. Which command puts the change back? (a) Redo (b) Delete (c) Cut (d) Copy
26. 26.Which of these is hardware? (a) a paint program (b) a calculator app (c) a speaker (d) a computer game
27. 27.💾 Which is smaller: 1 MB or 1 bit? (a) 1 bit (b) 1 MB
28. 28.Which of these is hardware? (a) a hard disk (b) a word processor (c) an operating system (d) a web browser
29. 29.True or false: Ctrl+Y is the shortcut to redo. (a) True (b) False
30. 30.💾 Which is bigger: 1 byte or 1 bit? (a) 1 byte (b) 1 bit
31. 31.Which of these is software? (a) a web browser (b) a hard disk (c) a scanner (d) a printer
32. 32.📁 Which word means to “change its name” (for a file or folder)? (a) copy (b) create (c) rename (d) delete
33. 33.Which of these is software? (a) a keyboard (b) a webcam (c) a typing tutor (d) a printer
34. 34.Which shortcut do we press to paste? (a) Ctrl+Z (b) Ctrl+A (c) Ctrl+Y (d) Ctrl+V
35. 35.Which of these is software? (a) a scanner (b) a music player app (c) a mouse (d) a webcam
36. 36.💾 How many GB are there in 2 TB?
37. 37.⌨️ In a word processor, what does Ctrl+X do? (a) redo (b) copy (c) cut (d) undo
38. 38.📁 What do we call a folder inside another folder? (a) an icon (b) a printer (c) a big file (d) a subfolder
39. 39.💾 Which is smaller: 1 KB or 1 MB? (a) 1 MB (b) 1 KB
40. 40.📄 A file name ends in .png. What is it most likely? (a) a document (b) a sound (c) a picture (d) a video

Free computer lessons, practice and worksheets at talentjr.in/computer-worksheets