Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 248 · 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 shortcut do we press to copy? (a) Ctrl+P (b) Ctrl+S (c) Ctrl+V (d) Ctrl+C
2. 2.🔍 Which is the odd one out? (a) a keyboard (b) a mouse (c) a web browser (d) a scanner
3. 3.🧩 Is a word processor hardware or software? (a) hardware (b) software
4. 4.🔢 A bit can be only 0 or ___. (a) 9 (b) 5 (c) 2 (d) 1
5. 5.💾 How many bytes are there in 4 KB?
6. 6.🧩 Is a pen drive hardware or software? (a) software (b) hardware
7. 7.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+F (b) Ctrl+U (c) Ctrl+I (d) Ctrl+B
8. 8.What does it mean to copy a file? (a) put it in another place (b) make an exact twin (c) see what is inside (d) throw it away
9. 9.Which of these is true of RAM? (a) keeps data when off (b) keeps photos for years (c) is temporary memory (d) is permanent storage
10. 10.💾 How many GB are there in 2 TB?
11. 11.💾 Which is bigger: 1 byte or 1 bit? (a) 1 bit (b) 1 byte
12. 12.🔍 Which is the odd one out? (a) keyboard (b) pen drive (c) mouse (d) scanner
13. 13.🔍 Which is the odd one out? (a) a typing tutor (b) a word processor (c) a computer game (d) a speaker
14. 14.👩‍💻 What do we call people who write software? (a) farmers (b) programmers (c) plumbers (d) tailors
15. 15.💾 Which is smaller: 1 byte or 1 TB? (a) 1 byte (b) 1 TB
16. 16.Which of these is hardware? (a) a word processor (b) a printer (c) a computer game (d) a paint program
17. 17.💾 Which one is temporary memory: RAM or storage? (a) RAM (b) storage
18. 18.📁 What do we call a folder inside another folder? (a) a subfolder (b) an icon (c) a printer (d) a big file
19. 19.🧩 Is a printer hardware or software? (a) software (b) hardware
20. 20.✋ Which can we touch: hardware or software? (a) software (b) hardware
21. 21.💾 Which is smaller: 1 KB or 1 MB? (a) 1 KB (b) 1 MB
22. 22.📄 What does a word processor help us do? (a) fly a kite (b) water plants (c) type and edit text (d) cook food
23. 23.🔍 Which is the odd one out? (a) a speaker (b) a monitor (c) a printer (d) a typing tutor
24. 24.Which file ending is a sound? (a) .mp3 (b) .jpg (c) .mp4 (d) .txt
25. 25.True or false: Ctrl+V is the shortcut to save. (a) True (b) False
26. 26.⌨️ In a word processor, what does Ctrl+P do? (a) select all (b) save (c) print (d) redo
27. 27.True or false: a web browser is hardware. (a) True (b) False
28. 28.True or false: a computer game is hardware. (a) True (b) False
29. 29.💾 Which is bigger: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
30. 30.💡 What is the smallest unit of computer memory? (a) GB (b) bit (c) KB (d) byte
31. 31.💾 Which is smaller: 1 bit or 1 byte? (a) 1 bit (b) 1 byte
32. 32.💾 How many KB are there in 1 MB?
33. 33.🔍 Which is the odd one out? (a) a monitor (b) a web browser (c) a word processor (d) a music player app
34. 34.Which file ending is a sound? (a) .wav (b) .gif (c) .png (d) .jpg
35. 35.⌨️ In a word processor, what does Ctrl+X do? (a) save (b) undo (c) redo (d) cut
36. 36.💾 How many MB are there in 3 GB?
37. 37.🏷️ Every file has a ___ so we can find it. (a) taste (b) weight (c) name (d) smell
38. 38.📄 A file name ends in .avi. What is it most likely? (a) a video (b) a picture (c) a sound (d) a document
39. 39.True or false: RAM keeps data when off. (a) True (b) False
40. 40.True or false: a mouse is a storage device. (a) True (b) False

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