Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 706 · 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 word means to “keep your work for later” (for a file or folder)? (a) rename (b) create (c) save (d) delete
2. 2.💾 Which is bigger: 1 bit or 1 KB? (a) 1 KB (b) 1 bit
3. 3.Which shortcut do we press to cut? (a) Ctrl+S (b) Ctrl+C (c) Ctrl+X (d) Ctrl+Y
4. 4.🔢 A bit can be only 0 or ___. (a) 5 (b) 9 (c) 2 (d) 1
5. 5.💾 Which one is permanent storage: RAM or storage? (a) storage (b) RAM
6. 6.Which of these is an output device? (a) speaker (b) keyboard (c) pen drive (d) scanner
7. 7.True or false: Ctrl+X is the shortcut to paste. (a) False (b) True
8. 8.📁 Which word means to “store your work” (for a file or folder)? (a) delete (b) save (c) create (d) move
9. 9.True or false: a word processor is hardware. (a) False (b) True
10. 10.What does it mean to move a file? (a) see what is inside (b) throw it away (c) change its name (d) put it in another place
11. 11.Which shortcut do we press to redo? (a) Ctrl+X (b) Ctrl+Z (c) Ctrl+C (d) Ctrl+Y
12. 12.Which of these is hardware? (a) a hard disk (b) a web browser (c) a paint program (d) a calculator app
13. 13.🔍 Which is the odd one out? (a) a mouse (b) a printer (c) a scanner (d) a calculator app
14. 14.Which of these is an input device? (a) hard disk (b) mouse (c) memory card (d) projector
15. 15.Which shortcut do we press to undo? (a) Ctrl+V (b) Ctrl+Z (c) Ctrl+A (d) Ctrl+P
16. 16.⌨️ In a word processor, what does Ctrl+P do? (a) paste (b) print (c) select all (d) redo
17. 17.🧩 Is a calculator app hardware or software? (a) software (b) hardware
18. 18.💾 How many GB are there in 1 TB?
19. 19.😮 You deleted a word by mistake. What brings it back? (a) Cut (b) Undo (c) Save (d) Copy
20. 20.📄 What does a word processor help us do? (a) cook food (b) water plants (c) type and edit text (d) fly a kite
21. 21.⌨️ In a word processor, what does Ctrl+Z do? (a) print (b) paste (c) copy (d) undo
22. 22.True or false: storage (like a hard disk) keeps your saved files. (a) False (b) True
23. 23.⌨️ In a word processor, what does Ctrl+C do? (a) paste (b) cut (c) undo (d) copy
24. 24.Which of these is software? (a) a monitor (b) a mouse (c) a keyboard (d) a typing tutor
25. 25.True or false: RAM is permanent storage. (a) True (b) False
26. 26.What does it mean to delete a file? (a) give it a new name (b) change its name (c) get rid of it (d) make a brand-new one
27. 27.🔍 Which is the odd one out? (a) a word processor (b) a web browser (c) an operating system (d) a keyboard
28. 28.Which shortcut do we press to select all? (a) Ctrl+S (b) Ctrl+V (c) Ctrl+Z (d) Ctrl+A
29. 29.💾 Which is smaller: 1 bit or 1 KB? (a) 1 KB (b) 1 bit
30. 30.💾 Which is smaller: 1 byte or 1 TB? (a) 1 TB (b) 1 byte
31. 31.Which shortcut do we press to save? (a) Ctrl+C (b) Ctrl+X (c) Ctrl+Z (d) Ctrl+S
32. 32.💡 What is the smallest unit of computer memory? (a) GB (b) byte (c) KB (d) bit
33. 33.🧩 Is a mouse hardware or software? (a) software (b) hardware
34. 34.True or false: Ctrl+S is the shortcut to paste. (a) False (b) True
35. 35.Which shortcut do we press to print? (a) Ctrl+S (b) Ctrl+P (c) Ctrl+X (d) Ctrl+C
36. 36.🧰 Is a mouse a storage, input or output device? (a) an output device (b) a storage device (c) an input device
37. 37.📁 Which word means to “throw it away” (for a file or folder)? (a) delete (b) move (c) create (d) rename
38. 38.True or false: Ctrl+C is the shortcut to copy. (a) False (b) True
39. 39.True or false: RAM holds apps that are open. (a) True (b) False
40. 40.True or false: Ctrl+X is the shortcut to save. (a) True (b) False

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