Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 803 · 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.🔢 A bit can be only 0 or ___. (a) 5 (b) 1 (c) 9 (d) 2
2. 2.💾 Which one holds apps that are open: RAM or storage? (a) RAM (b) storage
3. 3.✂️ You want to move a sentence to the end. What do you use first? (a) Print (b) Delete (c) Undo (d) Cut
4. 4.True or false: Ctrl+C is the shortcut to paste. (a) True (b) False
5. 5.True or false: a word processor is hardware. (a) True (b) False
6. 6.💡 What is the smallest unit of computer memory? (a) GB (b) bit (c) byte (d) KB
7. 7.True or false: a keyboard is software. (a) False (b) True
8. 8.📁 What do we call a folder inside another folder? (a) a big file (b) a printer (c) a subfolder (d) an icon
9. 9.🔍 Which is the odd one out? (a) solid-state drive (b) memory card (c) monitor (d) pen drive
10. 10.🔍 Which is the odd one out? (a) scanner (b) hard disk (c) keyboard (d) microphone
11. 11.🔍 Which is the odd one out? (a) a speaker (b) a computer game (c) a typing tutor (d) a paint program
12. 12.Which of these is true of RAM? (a) keeps photos for years (b) is permanent storage (c) keeps your saved files (d) is temporary memory
13. 13.⌨️ In a word processor, what does Ctrl+P do? (a) cut (b) select all (c) paste (d) print
14. 14.🔍 Which is the odd one out? (a) speaker (b) pen drive (c) printer (d) monitor
15. 15.💾 Which is smaller: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
16. 16.True or false: a paint program is software. (a) True (b) False
17. 17.📄 What does a word processor help us do? (a) cook food (b) water plants (c) fly a kite (d) type and edit text
18. 18.💾 Which is smaller: 1 TB or 1 GB? (a) 1 TB (b) 1 GB
19. 19.True or false: Ctrl+S is the shortcut to undo. (a) False (b) True
20. 20.💾 Which one is permanent storage: RAM or storage? (a) storage (b) RAM
21. 21.😮 You deleted a word by mistake. What brings it back? (a) Cut (b) Save (c) Copy (d) Undo
22. 22.Which of these is true of storage (like a hard disk)? (a) keeps photos for years (b) loses data when off (c) holds apps that are open (d) is the working memory
23. 23.True or false: a hard disk is software. (a) True (b) False
24. 24.💾 Which is bigger: 1 TB or 1 byte? (a) 1 TB (b) 1 byte
25. 25.Which shortcut do we press to copy? (a) Ctrl+Y (b) Ctrl+P (c) Ctrl+C (d) Ctrl+Z
26. 26.✋ Which can we touch: hardware or software? (a) hardware (b) software
27. 27.True or false: Ctrl+P is the shortcut to print. (a) True (b) False
28. 28.💾 Which one keeps photos for years: RAM or storage? (a) storage (b) RAM
29. 29.True or false: a scanner is an output device. (a) True (b) False
30. 30.True or false: to rename a file means to change its name. (a) True (b) False
31. 31.Which file ending is a picture? (a) .txt (b) .mp3 (c) .mkv (d) .jpg
32. 32.🏷️ Every file has a ___ so we can find it. (a) weight (b) smell (c) taste (d) name
33. 33.Which shortcut do we press to undo? (a) Ctrl+C (b) Ctrl+Z (c) Ctrl+S (d) Ctrl+V
34. 34.🧩 Is a music player app hardware or software? (a) hardware (b) software
35. 35.🧰 Is a mouse a storage, input or output device? (a) an output device (b) a storage device (c) an input device
36. 36.🧰 Is a hard disk a storage, input or output device? (a) an input device (b) a storage device (c) an output device
37. 37.🧩 Is a hard disk hardware or software? (a) hardware (b) software
38. 38.Which of these is an input device? (a) speaker (b) hard disk (c) keyboard (d) pen drive
39. 39.👩‍💻 What do we call people who write software? (a) programmers (b) plumbers (c) tailors (d) farmers
40. 40.💾 Which one is the working memory: RAM or storage? (a) RAM (b) storage

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