Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 380 · 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 is the odd one out? (a) a pen drive (b) a web browser (c) a monitor (d) a speaker
2. 2.🔍 Which is the odd one out? (a) a word processor (b) a typing tutor (c) a monitor (d) a paint program
3. 3.📁 What do we call a folder inside another folder? (a) a big file (b) a printer (c) an icon (d) a subfolder
4. 4.Which of these is an output device? (a) pen drive (b) scanner (c) solid-state drive (d) monitor
5. 5.True or false: RAM is the working memory. (a) False (b) True
6. 6.💾 Which is smaller: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
7. 7.True or false: a monitor is an input device. (a) True (b) False
8. 8.↩️ You pressed Undo by mistake. Which command puts the change back? (a) Cut (b) Copy (c) Redo (d) Delete
9. 9.⚡ Which is faster for the computer to work with? (a) a printer (b) RAM (c) a pen drive (d) a memory card
10. 10.True or false: Ctrl+Y is the shortcut to print. (a) False (b) True
11. 11.💾 Which one holds apps that are open: RAM or storage? (a) RAM (b) storage
12. 12.Which of these is true of RAM? (a) keeps data when off (b) keeps your saved files (c) keeps photos for years (d) holds apps that are open
13. 13.📁 Which word means to “get rid of it” (for a file or folder)? (a) save (b) delete (c) copy (d) open
14. 14.💾 Which is smaller: 1 KB or 1 TB? (a) 1 TB (b) 1 KB
15. 15.💾 Which is bigger: 1 bit or 1 KB? (a) 1 bit (b) 1 KB
16. 16.💾 Which is bigger: 1 MB or 1 TB? (a) 1 MB (b) 1 TB
17. 17.Which shortcut do we press to select all? (a) Ctrl+Z (b) Ctrl+A (c) Ctrl+X (d) Ctrl+P
18. 18.📄 A file name ends in .png. What is it most likely? (a) a sound (b) a video (c) a picture (d) a document
19. 19.💾 Which is smaller: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
20. 20.Which of these is software? (a) a mouse (b) a printer (c) a keyboard (d) a computer game
21. 21.💾 How many bytes are there in 1 KB?
22. 22.💾 Which is smaller: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
23. 23.💾 How many GB are there in 2 TB?
24. 24.Which of these is software? (a) a scanner (b) a printer (c) a web browser (d) a pen drive
25. 25.📄 A file name ends in .mp4. What is it most likely? (a) a video (b) a document (c) a picture (d) a sound
26. 26.True or false: a webcam is software. (a) False (b) True
27. 27.👩‍💻 What do we call people who write software? (a) plumbers (b) tailors (c) programmers (d) farmers
28. 28.🔍 Which is the odd one out? (a) a mouse (b) a word processor (c) a scanner (d) a hard disk
29. 29.☁️ Saving files on the internet to use from anywhere is called ___. (a) box storage (b) paper storage (c) cloud storage (d) rain storage
30. 30.Which of these is hardware? (a) a mouse (b) a word processor (c) an operating system (d) a music player app
31. 31.Which shortcut do we press to save? (a) Ctrl+S (b) Ctrl+C (c) Ctrl+V (d) Ctrl+Y
32. 32.Which shortcut do we press to redo? (a) Ctrl+V (b) Ctrl+A (c) Ctrl+C (d) Ctrl+Y
33. 33.🔍 Which is the odd one out? (a) keyboard (b) scanner (c) solid-state drive (d) mouse
34. 34.True or false: a paint program is hardware. (a) False (b) True
35. 35.🏷️ Every file has a ___ so we can find it. (a) taste (b) name (c) weight (d) smell
36. 36.💾 Which is bigger: 1 MB or 1 byte? (a) 1 byte (b) 1 MB
37. 37.Which of these is hardware? (a) a printer (b) a computer game (c) a calculator app (d) a word processor
38. 38.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
39. 39.🔍 Which is the odd one out? (a) a typing tutor (b) a music player app (c) an operating system (d) a webcam
40. 40.💾 How many MB are there in 2 GB?

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