Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 979 · 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 of these is software? (a) a calculator app (b) a speaker (c) a webcam (d) a monitor
2. 2.True or false: storage (like a hard disk) keeps data when off. (a) False (b) True
3. 3.Which of these is hardware? (a) a typing tutor (b) a computer game (c) a web browser (d) a mouse
4. 4.🔍 Which is the odd one out? (a) an operating system (b) a scanner (c) a pen drive (d) a keyboard
5. 5.⌨️ In a word processor, what does Ctrl+V do? (a) print (b) copy (c) paste (d) cut
6. 6.✋ Which can we touch: hardware or software? (a) hardware (b) software
7. 7.💾 Which is smaller: 1 GB or 1 bit? (a) 1 GB (b) 1 bit
8. 8.True or false: RAM is the working memory. (a) True (b) False
9. 9.True or false: Ctrl+P is the shortcut to select all. (a) False (b) True
10. 10.Which shortcut do we press to undo? (a) Ctrl+Z (b) Ctrl+A (c) Ctrl+X (d) Ctrl+Y
11. 11.Which file ending is a sound? (a) .jpg (b) .txt (c) .mp3 (d) .png
12. 12.⌨️ In a word processor, what does Ctrl+P do? (a) print (b) redo (c) select all (d) copy
13. 13.Which of these is software? (a) a hard disk (b) a webcam (c) an operating system (d) a speaker
14. 14.Which of these is hardware? (a) a word processor (b) a keyboard (c) a computer game (d) a paint program
15. 15.💾 Which is bigger: 1 MB or 1 bit? (a) 1 bit (b) 1 MB
16. 16.🧰 Is a scanner a storage, input or output device? (a) a storage device (b) an output device (c) an input device
17. 17.🔍 Which is the odd one out? (a) a speaker (b) a calculator app (c) a music player app (d) a paint program
18. 18.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the hard disk (b) RAM (c) the memory card (d) the pen drive
19. 19.🧩 Is a speaker hardware or software? (a) hardware (b) software
20. 20.🧩 Is a pen drive hardware or software? (a) software (b) hardware
21. 21.🧾 Software is a set of ___ for the computer. (a) instructions (b) screws (c) buttons (d) wires
22. 22.True or false: a webcam is hardware. (a) False (b) True
23. 23.💾 Which is smaller: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
24. 24.🔢 A bit can be only 0 or ___. (a) 1 (b) 9 (c) 2 (d) 5
25. 25.Which of these is software? (a) a speaker (b) a monitor (c) a scanner (d) a word processor
26. 26.💾 Which is smaller: 1 TB or 1 byte? (a) 1 byte (b) 1 TB
27. 27.📄 A file name ends in .wav. What is it most likely? (a) a picture (b) a document (c) a sound (d) a video
28. 28.💾 Which one is the working memory: RAM or storage? (a) RAM (b) storage
29. 29.🧩 Is a web browser hardware or software? (a) hardware (b) software
30. 30.🔍 Which is the odd one out? (a) an operating system (b) a music player app (c) a hard disk (d) a paint program
31. 31.🧩 Is a keyboard hardware or software? (a) software (b) hardware
32. 32.Which file ending is a picture? (a) .txt (b) .mkv (c) .pdf (d) .jpg
33. 33.⚡ Which is faster for the computer to work with? (a) a printer (b) a memory card (c) RAM (d) a pen drive
34. 34.True or false: Ctrl+X is the shortcut to cut. (a) False (b) True
35. 35.Which shortcut do we press to redo? (a) Ctrl+C (b) Ctrl+X (c) Ctrl+S (d) Ctrl+Y
36. 36.⌨️ In a word processor, what does Ctrl+C do? (a) cut (b) save (c) paste (d) copy
37. 37.True or false: a monitor is hardware. (a) False (b) True
38. 38.🖍️ Before we cut or copy text, we must first ___ it. (a) print (b) save (c) delete (d) select
39. 39.What does it mean to delete a file? (a) make an exact twin (b) put it in another place (c) get rid of it (d) keep your work for later
40. 40.🔍 Which is the odd one out? (a) a monitor (b) an operating system (c) a calculator app (d) a paint program

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