Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 848 · 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 music player app (c) a scanner (d) a paint program
2. 2.📁 Which word means to “give it a new name” (for a file or folder)? (a) move (b) create (c) save (d) rename
3. 3.Which shortcut do we press to undo? (a) Ctrl+A (b) Ctrl+Y (c) Ctrl+C (d) Ctrl+Z
4. 4.🔍 Which is the odd one out? (a) a mouse (b) an operating system (c) a pen drive (d) a hard disk
5. 5.Which of these is hardware? (a) a word processor (b) a calculator app (c) a typing tutor (d) a webcam
6. 6.💾 Which is smaller: 1 bit or 1 TB? (a) 1 TB (b) 1 bit
7. 7.💾 Which is smaller: 1 bit or 1 byte? (a) 1 byte (b) 1 bit
8. 8.📁 Which word means to “see what is inside” (for a file or folder)? (a) copy (b) delete (c) rename (d) open
9. 9.💾 Which is bigger: 1 GB or 1 MB? (a) 1 MB (b) 1 GB
10. 10.Which of these is hardware? (a) a word processor (b) a web browser (c) a mouse (d) a computer game
11. 11.💾 Which is bigger: 1 TB or 1 bit? (a) 1 TB (b) 1 bit
12. 12.🔢 A bit can be only 0 or ___. (a) 2 (b) 5 (c) 1 (d) 9
13. 13.True or false: a microphone is a storage device. (a) False (b) True
14. 14.📄 A file name ends in .mp4. What is it most likely? (a) a sound (b) a picture (c) a video (d) a document
15. 15.💡 What is the smallest unit of computer memory? (a) GB (b) bit (c) byte (d) KB
16. 16.True or false: Ctrl+A is the shortcut to print. (a) True (b) False
17. 17.Which file ending is a picture? (a) .gif (b) .avi (c) .pdf (d) .mp4
18. 18.😮 You deleted a word by mistake. What brings it back? (a) Cut (b) Copy (c) Undo (d) Save
19. 19.👩‍💻 What do we call people who write software? (a) plumbers (b) tailors (c) farmers (d) programmers
20. 20.True or false: RAM loses data when off. (a) False (b) True
21. 21.📄 A file name ends in .gif. What is it most likely? (a) a document (b) a picture (c) a sound (d) a video
22. 22.💾 Which is smaller: 1 MB or 1 GB? (a) 1 GB (b) 1 MB
23. 23.🔍 Which is the odd one out? (a) a scanner (b) a speaker (c) a paint program (d) a hard disk
24. 24.Which of these is software? (a) a speaker (b) a mouse (c) a word processor (d) a hard disk
25. 25.💾 How many GB are there in 2 TB?
26. 26.Which of these is software? (a) a keyboard (b) a web browser (c) a speaker (d) a mouse
27. 27.What does it mean to delete a file? (a) store your work (b) throw it away (c) see what is inside (d) make an exact twin
28. 28.⌨️ In a word processor, what does Ctrl+Z do? (a) redo (b) select all (c) cut (d) undo
29. 29.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
30. 30.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) create (b) move (c) delete (d) open
31. 31.💾 How many MB are there in 1 GB?
32. 32.🧩 Is a keyboard hardware or software? (a) hardware (b) software
33. 33.True or false: Ctrl+V is the shortcut to select all. (a) True (b) False
34. 34.What does it mean to create a file? (a) put it in another place (b) make a brand-new one (c) give it a new name (d) throw it away
35. 35.Which of these is an input device? (a) hard disk (b) microphone (c) solid-state drive (d) memory card
36. 36.💾 Which one keeps data when off: RAM or storage? (a) RAM (b) storage
37. 37.True or false: RAM is permanent storage. (a) True (b) False
38. 38.True or false: a monitor is software. (a) False (b) True
39. 39.💾 Which is bigger: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
40. 40.True or false: to create a file means to get rid of it. (a) True (b) False

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