Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 825 · 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.🧩 Is a web browser hardware or software? (a) software (b) hardware
2. 2.💾 How many bytes are there in 3 KB?
3. 3.⌨️ In a word processor, what does Ctrl+Y do? (a) print (b) redo (c) cut (d) select all
4. 4.💾 Which one keeps your saved files: RAM or storage? (a) RAM (b) storage
5. 5.Which file ending is a video? (a) .jpg (b) .png (c) .avi (d) .gif
6. 6.True or false: to rename a file means to throw it away. (a) False (b) True
7. 7.Which of these is true of RAM? (a) keeps your saved files (b) is permanent storage (c) is the working memory (d) keeps data when off
8. 8.Which of these is true of storage (like a hard disk)? (a) is temporary memory (b) is the working memory (c) holds apps that are open (d) is permanent storage
9. 9.Which file ending is a picture? (a) .mp4 (b) .avi (c) .jpg (d) .pdf
10. 10.💾 Which is bigger: 1 byte or 1 MB? (a) 1 MB (b) 1 byte
11. 11.🔢 A bit can be only 0 or ___. (a) 1 (b) 2 (c) 9 (d) 5
12. 12.💾 Which is smaller: 1 GB or 1 KB? (a) 1 KB (b) 1 GB
13. 13.💾 Which is smaller: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
14. 14.📋 You want the same sentence in two places. What do you use first? (a) Delete (b) Backspace (c) Undo (d) Copy
15. 15.⌨️ In a word processor, what does Ctrl+X do? (a) print (b) redo (c) cut (d) copy
16. 16.True or false: Ctrl+C is the shortcut to redo. (a) True (b) False
17. 17.💾 Which is bigger: 1 GB or 1 KB? (a) 1 GB (b) 1 KB
18. 18.📁 Which word means to “put it in another place” (for a file or folder)? (a) save (b) delete (c) move (d) rename
19. 19.True or false: to create a file means to make a brand-new one. (a) True (b) False
20. 20.👩‍💻 What do we call people who write software? (a) programmers (b) tailors (c) plumbers (d) farmers
21. 21.⌨️ In a word processor, what does Ctrl+C do? (a) print (b) paste (c) save (d) copy
22. 22.True or false: Ctrl+S is the shortcut to save. (a) False (b) True
23. 23.🧾 Software is a set of ___ for the computer. (a) screws (b) instructions (c) wires (d) buttons
24. 24.💾 Which one keeps photos for years: RAM or storage? (a) storage (b) RAM
25. 25.📁 What do we call a folder inside another folder? (a) an icon (b) a big file (c) a printer (d) a subfolder
26. 26.🔍 Which is the odd one out? (a) memory card (b) scanner (c) microphone (d) keyboard
27. 27.🧩 Is a speaker hardware or software? (a) software (b) hardware
28. 28.True or false: a webcam is hardware. (a) True (b) False
29. 29.True or false: to delete a file means to change its name. (a) False (b) True
30. 30.💾 Which is bigger: 1 GB or 1 bit? (a) 1 GB (b) 1 bit
31. 31.True or false: RAM is permanent storage. (a) False (b) True
32. 32.Which shortcut do we press to cut? (a) Ctrl+Z (b) Ctrl+A (c) Ctrl+S (d) Ctrl+X
33. 33.True or false: to save a file means to give it a new name. (a) True (b) False
34. 34.Which of these is hardware? (a) a paint program (b) a scanner (c) a calculator app (d) a word processor
35. 35.🏷️ Every file has a ___ so we can find it. (a) smell (b) taste (c) name (d) weight
36. 36.🧩 Is a word processor hardware or software? (a) hardware (b) software
37. 37.💾 How many bits are there in 3 bytes?
38. 38.Which of these is hardware? (a) a mouse (b) a typing tutor (c) a word processor (d) an operating system
39. 39.Which shortcut do we press to print? (a) Ctrl+P (b) Ctrl+Y (c) Ctrl+S (d) Ctrl+V
40. 40.💾 Which is bigger: 1 bit or 1 byte? (a) 1 byte (b) 1 bit

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