Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 664 · 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.🧩 Is a monitor hardware or software? (a) software (b) hardware
2. 2.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the memory card (b) the hard disk (c) RAM (d) the pen drive
3. 3.⌨️ In a word processor, what does Ctrl+S do? (a) select all (b) undo (c) cut (d) save
4. 4.Which of these is an output device? (a) solid-state drive (b) mouse (c) microphone (d) projector
5. 5.True or false: to create a file means to keep your work for later. (a) False (b) True
6. 6.True or false: a memory card is an output device. (a) False (b) True
7. 7.True or false: Ctrl+V is the shortcut to copy. (a) False (b) True
8. 8.🔍 Which is the odd one out? (a) a scanner (b) a hard disk (c) an operating system (d) a keyboard
9. 9.True or false: to delete a file means to give it a new name. (a) True (b) False
10. 10.✋ Which can we touch: hardware or software? (a) software (b) hardware
11. 11.True or false: a computer game is software. (a) False (b) True
12. 12.💾 Which one keeps your saved files: RAM or storage? (a) RAM (b) storage
13. 13.🖍️ Before we cut or copy text, we must first ___ it. (a) delete (b) print (c) save (d) select
14. 14.True or false: Ctrl+Y is the shortcut to cut. (a) False (b) True
15. 15.💡 What is the smallest unit of computer memory? (a) KB (b) bit (c) byte (d) GB
16. 16.🧩 Is a web browser hardware or software? (a) hardware (b) software
17. 17.True or false: to rename a file means to make an exact twin. (a) True (b) False
18. 18.🔍 Which is the odd one out? (a) a speaker (b) a webcam (c) a web browser (d) a printer
19. 19.What does it mean to rename a file? (a) keep your work for later (b) change its name (c) put it in another place (d) see what is inside
20. 20.🧾 Software is a set of ___ for the computer. (a) buttons (b) instructions (c) wires (d) screws
21. 21.Which of these is hardware? (a) a web browser (b) an operating system (c) a calculator app (d) a speaker
22. 22.⌨️ In a word processor, what does Ctrl+Y do? (a) cut (b) redo (c) paste (d) copy
23. 23.☁️ Saving files on the internet to use from anywhere is called ___. (a) rain storage (b) cloud storage (c) box storage (d) paper storage
24. 24.🔍 Which is the odd one out? (a) keyboard (b) solid-state drive (c) mouse (d) scanner
25. 25.Which shortcut do we press to print? (a) Ctrl+S (b) Ctrl+X (c) Ctrl+P (d) Ctrl+Y
26. 26.💾 Which is smaller: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
27. 27.💾 Which is smaller: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
28. 28.Which shortcut do we press to copy? (a) Ctrl+A (b) Ctrl+V (c) Ctrl+S (d) Ctrl+C
29. 29.True or false: storage (like a hard disk) keeps photos for years. (a) True (b) False
30. 30.⌨️ In a word processor, what does Ctrl+X do? (a) select all (b) undo (c) cut (d) copy
31. 31.True or false: a monitor is software. (a) False (b) True
32. 32.Which shortcut do we press to cut? (a) Ctrl+V (b) Ctrl+Z (c) Ctrl+Y (d) Ctrl+X
33. 33.Which shortcut do we press to select all? (a) Ctrl+Z (b) Ctrl+A (c) Ctrl+C (d) Ctrl+X
34. 34.💾 How many bytes are there in 3 KB?
35. 35.🧩 Is a typing tutor hardware or software? (a) hardware (b) software
36. 36.🔍 Which is the odd one out? (a) solid-state drive (b) pen drive (c) memory card (d) monitor
37. 37.True or false: to rename a file means to throw it away. (a) False (b) True
38. 38.True or false: a printer is an output device. (a) False (b) True
39. 39.💾 Which is bigger: 1 byte or 1 KB? (a) 1 byte (b) 1 KB
40. 40.💾 Which is bigger: 1 byte or 1 GB? (a) 1 GB (b) 1 byte

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