Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 764 · 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 bigger: 1 TB or 1 MB? (a) 1 TB (b) 1 MB
2. 2.✂️ You want to move a sentence to the end. What do you use first? (a) Delete (b) Print (c) Undo (d) Cut
3. 3.⌨️ In a word processor, what does Ctrl+S do? (a) select all (b) copy (c) undo (d) save
4. 4.💾 Which one is the working memory: RAM or storage? (a) storage (b) RAM
5. 5.👩‍💻 What do we call people who write software? (a) tailors (b) plumbers (c) farmers (d) programmers
6. 6.True or false: Ctrl+S is the shortcut to save. (a) True (b) False
7. 7.Which of these is true of RAM? (a) keeps data when off (b) keeps your saved files (c) is permanent storage (d) loses data when off
8. 8.✋ Which can we touch: hardware or software? (a) software (b) hardware
9. 9.⌨️ In a word processor, what does Ctrl+C do? (a) undo (b) select all (c) copy (d) paste
10. 10.💾 Which is bigger: 1 TB or 1 bit? (a) 1 TB (b) 1 bit
11. 11.🔍 Which is the odd one out? (a) a pen drive (b) a hard disk (c) a typing tutor (d) a scanner
12. 12.💾 Which is smaller: 1 MB or 1 bit? (a) 1 MB (b) 1 bit
13. 13.💾 How many bits are there in 5 bytes?
14. 14.🔢 A bit can be only 0 or ___. (a) 5 (b) 1 (c) 9 (d) 2
15. 15.📁 Which word means to “make an exact twin” (for a file or folder)? (a) rename (b) open (c) delete (d) copy
16. 16.True or false: a solid-state drive is an output device. (a) True (b) False
17. 17.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
18. 18.Which shortcut do we press to cut? (a) Ctrl+A (b) Ctrl+P (c) Ctrl+X (d) Ctrl+Z
19. 19.⌨️ In a word processor, what does Ctrl+Z do? (a) copy (b) paste (c) cut (d) undo
20. 20.💾 Which is smaller: 1 MB or 1 GB? (a) 1 MB (b) 1 GB
21. 21.True or false: to delete a file means to throw it away. (a) False (b) True
22. 22.True or false: a speaker is hardware. (a) False (b) True
23. 23.Which shortcut do we press to save? (a) Ctrl+Y (b) Ctrl+X (c) Ctrl+P (d) Ctrl+S
24. 24.🧩 Is a monitor hardware or software? (a) hardware (b) software
25. 25.🏷️ Every file has a ___ so we can find it. (a) smell (b) weight (c) name (d) taste
26. 26.💾 Which one keeps data when off: RAM or storage? (a) RAM (b) storage
27. 27.True or false: a keyboard is an input device. (a) False (b) True
28. 28.💾 Which is bigger: 1 MB or 1 byte? (a) 1 byte (b) 1 MB
29. 29.What does it mean to rename a file? (a) get rid of it (b) change its name (c) put it in another place (d) make an exact twin
30. 30.Which of these is software? (a) a scanner (b) a speaker (c) a paint program (d) a printer
31. 31.Which of these is hardware? (a) a web browser (b) a scanner (c) a music player app (d) a calculator app
32. 32.🔍 Which is the odd one out? (a) a speaker (b) a mouse (c) a paint program (d) a monitor
33. 33.📄 A file name ends in .gif. What is it most likely? (a) a sound (b) a video (c) a picture (d) a document
34. 34.💾 How many MB are there in 1 GB?
35. 35.📁 Which word means to “store your work” (for a file or folder)? (a) rename (b) copy (c) open (d) save
36. 36.🔍 Which is the odd one out? (a) a webcam (b) a computer game (c) a monitor (d) a keyboard
37. 37.True or false: a computer game is hardware. (a) True (b) False
38. 38.💾 How many KB are there in 1 MB?
39. 39.True or false: Ctrl+Z is the shortcut to redo. (a) True (b) False
40. 40.🔍 Which is the odd one out? (a) monitor (b) speaker (c) printer (d) scanner

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