Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 122 · 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 scanner is a storage device. (a) False (b) True
2. 2.💡 What is the smallest unit of computer memory? (a) bit (b) GB (c) KB (d) byte
3. 3.True or false: Ctrl+X is the shortcut to cut. (a) False (b) True
4. 4.💾 Which one holds apps that are open: RAM or storage? (a) storage (b) RAM
5. 5.Which of these is software? (a) a scanner (b) a keyboard (c) a webcam (d) a web browser
6. 6.True or false: to create a file means to make a brand-new one. (a) True (b) False
7. 7.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) move (b) save (c) create (d) rename
8. 8.True or false: Ctrl+S is the shortcut to select all. (a) True (b) False
9. 9.What does it mean to rename a file? (a) store your work (b) throw it away (c) get rid of it (d) change its name
10. 10.Which of these is true of RAM? (a) is permanent storage (b) keeps data when off (c) keeps photos for years (d) loses data when off
11. 11.Which file ending is a picture? (a) .mp4 (b) .png (c) .mp3 (d) .avi
12. 12.True or false: storage (like a hard disk) loses data when off. (a) False (b) True
13. 13.🔍 Which is the odd one out? (a) a web browser (b) a printer (c) a computer game (d) a typing tutor
14. 14.💾 Which is bigger: 1 GB or 1 byte? (a) 1 byte (b) 1 GB
15. 15.🔍 Which is the odd one out? (a) an operating system (b) a keyboard (c) a mouse (d) a printer
16. 16.📁 What do we call a folder inside another folder? (a) a printer (b) a big file (c) a subfolder (d) an icon
17. 17.🧩 Is a pen drive hardware or software? (a) software (b) hardware
18. 18.🔍 Which is the odd one out? (a) memory card (b) pen drive (c) speaker (d) hard disk
19. 19.💾 Which is bigger: 1 MB or 1 GB? (a) 1 MB (b) 1 GB
20. 20.Which shortcut do we press to print? (a) Ctrl+X (b) Ctrl+V (c) Ctrl+P (d) Ctrl+Z
21. 21.Which of these is true of RAM? (a) holds apps that are open (b) keeps your saved files (c) keeps data when off (d) keeps photos for years
22. 22.💾 How many KB are there in 3 MB?
23. 23.🧩 Is a keyboard hardware or software? (a) software (b) hardware
24. 24.📁 Which word means to “give it a new name” (for a file or folder)? (a) move (b) rename (c) open (d) delete
25. 25.True or false: a mouse is software. (a) True (b) False
26. 26.↩️ You pressed Undo by mistake. Which command puts the change back? (a) Copy (b) Cut (c) Delete (d) Redo
27. 27.Which shortcut do we press to copy? (a) Ctrl+X (b) Ctrl+Z (c) Ctrl+C (d) Ctrl+P
28. 28.💾 Which is smaller: 1 GB or 1 KB? (a) 1 KB (b) 1 GB
29. 29.True or false: RAM keeps your saved files. (a) False (b) True
30. 30.🧩 Is a paint program hardware or software? (a) hardware (b) software
31. 31.🔢 A bit can be only 0 or ___. (a) 1 (b) 5 (c) 9 (d) 2
32. 32.Which of these is software? (a) a monitor (b) a typing tutor (c) a pen drive (d) a speaker
33. 33.Which of these is true of RAM? (a) keeps photos for years (b) keeps your saved files (c) is the working memory (d) keeps data when off
34. 34.Which of these is hardware? (a) a hard disk (b) a web browser (c) a typing tutor (d) an operating system
35. 35.📄 A file name ends in .jpg. What is it most likely? (a) a picture (b) a video (c) a document (d) a sound
36. 36.Which of these is an output device? (a) pen drive (b) solid-state drive (c) monitor (d) memory card
37. 37.💾 Which is bigger: 1 bit or 1 MB? (a) 1 MB (b) 1 bit
38. 38.True or false: to move a file means to give it a new name. (a) False (b) True
39. 39.💾 Which is bigger: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
40. 40.True or false: Ctrl+V is the shortcut to select all. (a) True (b) False

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