Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 716 · 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.💡 What is the smallest unit of computer memory? (a) byte (b) KB (c) GB (d) bit
2. 2.True or false: to open a file means to change its name. (a) True (b) False
3. 3.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) copy (b) delete (c) create (d) move
4. 4.Which file ending is a document? (a) .png (b) .gif (c) .txt (d) .jpg
5. 5.📁 What do we call a folder inside another folder? (a) a printer (b) a big file (c) a subfolder (d) an icon
6. 6.True or false: a pen drive is software. (a) True (b) False
7. 7.True or false: a mouse is a storage device. (a) True (b) False
8. 8.Which of these is software? (a) a printer (b) a calculator app (c) a pen drive (d) a speaker
9. 9.💾 Which is bigger: 1 KB or 1 byte? (a) 1 KB (b) 1 byte
10. 10.True or false: a hard disk is software. (a) False (b) True
11. 11.💾 Which is bigger: 1 bit or 1 MB? (a) 1 MB (b) 1 bit
12. 12.🧩 Is a typing tutor hardware or software? (a) hardware (b) software
13. 13.Which of these is hardware? (a) a web browser (b) a printer (c) a computer game (d) a music player app
14. 14.Which of these is software? (a) a hard disk (b) a speaker (c) a scanner (d) a paint program
15. 15.True or false: RAM loses data when off. (a) False (b) True
16. 16.💾 Which is bigger: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
17. 17.🏷️ Every file has a ___ so we can find it. (a) weight (b) name (c) taste (d) smell
18. 18.💾 Which is bigger: 1 MB or 1 KB? (a) 1 MB (b) 1 KB
19. 19.True or false: a projector is an output device. (a) False (b) True
20. 20.Which of these is hardware? (a) a typing tutor (b) a calculator app (c) a hard disk (d) a word processor
21. 21.🧩 Is a scanner hardware or software? (a) software (b) hardware
22. 22.True or false: storage (like a hard disk) is temporary memory. (a) True (b) False
23. 23.⌨️ In a word processor, what does Ctrl+X do? (a) paste (b) undo (c) print (d) cut
24. 24.📁 Which word means to “keep your work for later” (for a file or folder)? (a) save (b) rename (c) copy (d) create
25. 25.✋ Which can we touch: hardware or software? (a) hardware (b) software
26. 26.💾 How many bits are there in 10 bytes?
27. 27.True or false: a speaker is software. (a) True (b) False
28. 28.🔍 Which is the odd one out? (a) solid-state drive (b) memory card (c) speaker (d) pen drive
29. 29.🧩 Is a keyboard hardware or software? (a) hardware (b) software
30. 30.⚡ Which is faster for the computer to work with? (a) RAM (b) a pen drive (c) a printer (d) a memory card
31. 31.Which of these is an input device? (a) printer (b) projector (c) hard disk (d) keyboard
32. 32.True or false: a webcam is software. (a) False (b) True
33. 33.Which shortcut do we press to redo? (a) Ctrl+C (b) Ctrl+S (c) Ctrl+Y (d) Ctrl+V
34. 34.🧰 Is a solid-state drive a storage, input or output device? (a) an output device (b) an input device (c) a storage device
35. 35.🧩 Is a music player app hardware or software? (a) software (b) hardware
36. 36.🔢 A bit can be only 0 or ___. (a) 1 (b) 5 (c) 9 (d) 2
37. 37.True or false: a microphone is an input device. (a) False (b) True
38. 38.⌨️ In a word processor, what does Ctrl+Y do? (a) print (b) cut (c) redo (d) copy
39. 39.True or false: to open a file means to get rid of it. (a) False (b) True
40. 40.🔍 Which is the odd one out? (a) a computer game (b) a scanner (c) a music player app (d) a paint program

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