Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 747 · 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 one loses data when off: RAM or storage? (a) storage (b) RAM
2. 2.Which of these is hardware? (a) a web browser (b) a speaker (c) a word processor (d) a typing tutor
3. 3.⌨️ In a word processor, what does Ctrl+C do? (a) paste (b) save (c) copy (d) cut
4. 4.🔍 Which is the odd one out? (a) microphone (b) mouse (c) memory card (d) keyboard
5. 5.✋ Which can we touch: hardware or software? (a) software (b) hardware
6. 6.True or false: to copy a file means to make a brand-new one. (a) True (b) False
7. 7.💾 How many bits are there in 9 bytes?
8. 8.💾 How many GB are there in 2 TB?
9. 9.💾 Which is bigger: 1 KB or 1 MB? (a) 1 MB (b) 1 KB
10. 10.💾 Which is smaller: 1 byte or 1 MB? (a) 1 MB (b) 1 byte
11. 11.True or false: Ctrl+S is the shortcut to save. (a) False (b) True
12. 12.🔍 Which is the odd one out? (a) a calculator app (b) a typing tutor (c) a computer game (d) a keyboard
13. 13.⚡ Which is faster for the computer to work with? (a) a pen drive (b) RAM (c) a printer (d) a memory card
14. 14.💾 Which is smaller: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
15. 15.💾 Which is smaller: 1 GB or 1 MB? (a) 1 MB (b) 1 GB
16. 16.💾 Which is smaller: 1 bit or 1 byte? (a) 1 bit (b) 1 byte
17. 17.🔢 A bit can be only 0 or ___. (a) 9 (b) 2 (c) 1 (d) 5
18. 18.🧩 Is a computer game hardware or software? (a) hardware (b) software
19. 19.Which of these is a storage device? (a) speaker (b) hard disk (c) mouse (d) scanner
20. 20.Which of these is an input device? (a) memory card (b) monitor (c) microphone (d) pen drive
21. 21.True or false: RAM loses data when off. (a) True (b) False
22. 22.🔍 Which is the odd one out? (a) monitor (b) speaker (c) mouse (d) projector
23. 23.☁️ Saving files on the internet to use from anywhere is called ___. (a) paper storage (b) box storage (c) cloud storage (d) rain storage
24. 24.💡 What is the smallest unit of computer memory? (a) byte (b) bit (c) KB (d) GB
25. 25.📄 A file name ends in .wav. What is it most likely? (a) a document (b) a video (c) a picture (d) a sound
26. 26.📄 A file name ends in .mp4. What is it most likely? (a) a picture (b) a video (c) a document (d) a sound
27. 27.Which of these is true of RAM? (a) is permanent storage (b) keeps photos for years (c) is the working memory (d) keeps your saved files
28. 28.Which of these is true of RAM? (a) keeps your saved files (b) keeps data when off (c) is temporary memory (d) is permanent storage
29. 29.🧾 Software is a set of ___ for the computer. (a) wires (b) screws (c) buttons (d) instructions
30. 30.Which of these is an input device? (a) printer (b) solid-state drive (c) pen drive (d) mouse
31. 31.💾 Which is bigger: 1 TB or 1 MB? (a) 1 TB (b) 1 MB
32. 32.💾 How many KB are there in 2 MB?
33. 33.💾 Which is bigger: 1 KB or 1 bit? (a) 1 bit (b) 1 KB
34. 34.🧩 Is a scanner hardware or software? (a) software (b) hardware
35. 35.Which shortcut do we press to copy? (a) Ctrl+S (b) Ctrl+C (c) Ctrl+X (d) Ctrl+A
36. 36.🧩 Is an operating system hardware or software? (a) hardware (b) software
37. 37.True or false: a monitor is an output device. (a) False (b) True
38. 38.💾 Which is bigger: 1 byte or 1 KB? (a) 1 KB (b) 1 byte
39. 39.True or false: storage (like a hard disk) keeps your saved files. (a) True (b) False
40. 40.🧩 Is a mouse hardware or software? (a) hardware (b) software

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