Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 554 · 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.What does it mean to create a file? (a) change its name (b) give it a new name (c) make a brand-new one (d) throw it away
2. 2.What does it mean to open a file? (a) give it a new name (b) get rid of it (c) make a brand-new one (d) see what is inside
3. 3.🧩 Is a mouse hardware or software? (a) software (b) hardware
4. 4.💾 Which is bigger: 1 bit or 1 TB? (a) 1 bit (b) 1 TB
5. 5.Which of these is true of RAM? (a) keeps your saved files (b) keeps photos for years (c) is permanent storage (d) is the working memory
6. 6.💾 How many bytes are there in 4 KB?
7. 7.📄 What does a word processor help us do? (a) fly a kite (b) cook food (c) water plants (d) type and edit text
8. 8.💾 Which one is the working memory: RAM or storage? (a) RAM (b) storage
9. 9.💾 Which is smaller: 1 KB or 1 GB? (a) 1 GB (b) 1 KB
10. 10.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+B (b) Ctrl+U (c) Ctrl+I (d) Ctrl+F
11. 11.💡 What is the smallest unit of computer memory? (a) GB (b) byte (c) bit (d) KB
12. 12.💾 How many KB are there in 2 MB?
13. 13.💾 Which is smaller: 1 bit or 1 GB? (a) 1 bit (b) 1 GB
14. 14.📋 You want the same sentence in two places. What do you use first? (a) Delete (b) Backspace (c) Undo (d) Copy
15. 15.Which of these is true of RAM? (a) keeps photos for years (b) loses data when off (c) keeps your saved files (d) keeps data when off
16. 16.💾 How many bits are there in 2 bytes?
17. 17.🔍 Which is the odd one out? (a) mouse (b) keyboard (c) projector (d) microphone
18. 18.Which shortcut do we press to print? (a) Ctrl+V (b) Ctrl+A (c) Ctrl+P (d) Ctrl+X
19. 19.True or false: a calculator app is hardware. (a) False (b) True
20. 20.True or false: Ctrl+C is the shortcut to copy. (a) False (b) True
21. 21.True or false: a hard disk is an input device. (a) True (b) False
22. 22.💾 How many GB are there in 1 TB?
23. 23.💾 Which is smaller: 1 bit or 1 MB? (a) 1 MB (b) 1 bit
24. 24.Which of these is software? (a) a printer (b) a computer game (c) a keyboard (d) a mouse
25. 25.⌨️ In a word processor, what does Ctrl+C do? (a) cut (b) paste (c) print (d) copy
26. 26.⌨️ In a word processor, what does Ctrl+V do? (a) undo (b) paste (c) print (d) select all
27. 27.💾 Which is bigger: 1 KB or 1 TB? (a) 1 TB (b) 1 KB
28. 28.🧩 Is a hard disk hardware or software? (a) hardware (b) software
29. 29.💾 Which one is temporary memory: RAM or storage? (a) RAM (b) storage
30. 30.🔍 Which is the odd one out? (a) keyboard (b) pen drive (c) microphone (d) mouse
31. 31.True or false: RAM loses data when off. (a) False (b) True
32. 32.Which of these is hardware? (a) a music player app (b) an operating system (c) a speaker (d) a computer game
33. 33.💾 Which is bigger: 1 GB or 1 KB? (a) 1 GB (b) 1 KB
34. 34.⌨️ In a word processor, what does Ctrl+A do? (a) print (b) select all (c) undo (d) paste
35. 35.📄 A file name ends in .txt. What is it most likely? (a) a sound (b) a picture (c) a video (d) a document
36. 36.⌨️ In a word processor, what does Ctrl+P do? (a) save (b) undo (c) copy (d) print
37. 37.What does it mean to rename a file? (a) get rid of it (b) put it in another place (c) keep your work for later (d) change its name
38. 38.Which file ending is a picture? (a) .gif (b) .txt (c) .mkv (d) .pdf
39. 39.True or false: a music player app is hardware. (a) False (b) True
40. 40.▌ What is the blinking line that shows where you will type? (a) the cursor (b) the toolbar (c) the folder (d) the icon

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