Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 659 · 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 is the odd one out? (a) a word processor (b) a keyboard (c) a speaker (d) a monitor
2. 2.🧩 Is a typing tutor hardware or software? (a) software (b) hardware
3. 3.💾 Which is bigger: 1 bit or 1 KB? (a) 1 KB (b) 1 bit
4. 4.True or false: to move a file means to put it in another place. (a) False (b) True
5. 5.What does it mean to create a file? (a) throw it away (b) make a brand-new one (c) keep your work for later (d) change its name
6. 6.Which of these is an input device? (a) mouse (b) pen drive (c) printer (d) hard disk
7. 7.🏷️ Every file has a ___ so we can find it. (a) name (b) taste (c) smell (d) weight
8. 8.🔢 A bit can be only 0 or ___. (a) 2 (b) 9 (c) 5 (d) 1
9. 9.✋ Which can we touch: hardware or software? (a) software (b) hardware
10. 10.What does it mean to move a file? (a) throw it away (b) change its name (c) make a brand-new one (d) put it in another place
11. 11.⌨️ In a word processor, what does Ctrl+C do? (a) copy (b) select all (c) paste (d) cut
12. 12.💡 What is the smallest unit of computer memory? (a) GB (b) byte (c) KB (d) bit
13. 13.Which shortcut do we press to save? (a) Ctrl+X (b) Ctrl+S (c) Ctrl+A (d) Ctrl+C
14. 14.True or false: RAM is temporary memory. (a) True (b) False
15. 15.💾 Which is smaller: 1 TB or 1 GB? (a) 1 GB (b) 1 TB
16. 16.Which shortcut do we press to print? (a) Ctrl+P (b) Ctrl+A (c) Ctrl+X (d) Ctrl+S
17. 17.🔍 Which is the odd one out? (a) a printer (b) a mouse (c) a paint program (d) a monitor
18. 18.💾 Which is bigger: 1 KB or 1 byte? (a) 1 byte (b) 1 KB
19. 19.💾 Which is smaller: 1 byte or 1 KB? (a) 1 KB (b) 1 byte
20. 20.True or false: RAM keeps data when off. (a) True (b) False
21. 21.What does it mean to open a file? (a) put it in another place (b) keep your work for later (c) give it a new name (d) see what is inside
22. 22.Which of these is hardware? (a) a computer game (b) a typing tutor (c) a paint program (d) a scanner
23. 23.💾 Which is smaller: 1 bit or 1 KB? (a) 1 bit (b) 1 KB
24. 24.Which file ending is a sound? (a) .avi (b) .mp3 (c) .png (d) .jpg
25. 25.📄 A file name ends in .mkv. What is it most likely? (a) a picture (b) a video (c) a document (d) a sound
26. 26.💾 How many bits are there in 7 bytes?
27. 27.💾 Which is bigger: 1 bit or 1 MB? (a) 1 bit (b) 1 MB
28. 28.💾 How many GB are there in 1 TB?
29. 29.📄 A file name ends in .avi. What is it most likely? (a) a sound (b) a document (c) a video (d) a picture
30. 30.Which file ending is a picture? (a) .png (b) .mp4 (c) .txt (d) .pdf
31. 31.💾 Which is bigger: 1 TB or 1 byte? (a) 1 byte (b) 1 TB
32. 32.🔍 Which is the odd one out? (a) a printer (b) a monitor (c) an operating system (d) a webcam
33. 33.Which shortcut do we press to copy? (a) Ctrl+C (b) Ctrl+A (c) Ctrl+X (d) Ctrl+Z
34. 34.💾 How many bits are there in 8 bytes?
35. 35.True or false: storage (like a hard disk) loses data when off. (a) True (b) False
36. 36.True or false: a keyboard is software. (a) True (b) False
37. 37.True or false: storage (like a hard disk) is permanent storage. (a) False (b) True
38. 38.🧾 Software is a set of ___ for the computer. (a) screws (b) wires (c) buttons (d) instructions
39. 39.Which of these is hardware? (a) a paint program (b) a word processor (c) a web browser (d) a hard disk
40. 40.💾 Which is bigger: 1 bit or 1 GB? (a) 1 GB (b) 1 bit

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