Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 508 · 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.True or false: a web browser is hardware. (a) False (b) True
2. 2.🔍 Which is the odd one out? (a) a hard disk (b) a paint program (c) a scanner (d) a mouse
3. 3.What does it mean to move a file? (a) make an exact twin (b) store your work (c) put it in another place (d) change its name
4. 4.True or false: a webcam is hardware. (a) False (b) True
5. 5.📁 Which word means to “put it in another place” (for a file or folder)? (a) rename (b) open (c) move (d) save
6. 6.⚡ Which is faster for the computer to work with? (a) a printer (b) a memory card (c) a pen drive (d) RAM
7. 7.🔢 A bit can be only 0 or ___. (a) 2 (b) 5 (c) 9 (d) 1
8. 8.💾 How many bits are there in 12 bytes?
9. 9.True or false: a hard disk is software. (a) False (b) True
10. 10.🧾 Software is a set of ___ for the computer. (a) screws (b) buttons (c) instructions (d) wires
11. 11.💾 Which one keeps photos for years: RAM or storage? (a) storage (b) RAM
12. 12.📄 A file name ends in .wav. What is it most likely? (a) a sound (b) a document (c) a video (d) a picture
13. 13.True or false: a word processor is hardware. (a) False (b) True
14. 14.True or false: a typing tutor is software. (a) False (b) True
15. 15.💾 Which one is the working memory: RAM or storage? (a) storage (b) RAM
16. 16.Which of these is true of RAM? (a) is temporary memory (b) keeps your saved files (c) keeps data when off (d) keeps photos for years
17. 17.👩‍💻 What do we call people who write software? (a) programmers (b) farmers (c) tailors (d) plumbers
18. 18.🔍 Which is the odd one out? (a) a word processor (b) a typing tutor (c) a keyboard (d) an operating system
19. 19.💾 Which is smaller: 1 byte or 1 bit? (a) 1 byte (b) 1 bit
20. 20.True or false: Ctrl+S is the shortcut to save. (a) False (b) True
21. 21.⌨️ In a word processor, what does Ctrl+A do? (a) cut (b) undo (c) print (d) select all
22. 22.Which file ending is a picture? (a) .jpg (b) .pdf (c) .mkv (d) .avi
23. 23.True or false: Ctrl+P is the shortcut to print. (a) True (b) False
24. 24.Which of these is true of RAM? (a) keeps your saved files (b) loses data when off (c) is permanent storage (d) keeps data when off
25. 25.💾 Which is bigger: 1 bit or 1 byte? (a) 1 bit (b) 1 byte
26. 26.🔍 Which is the odd one out? (a) mouse (b) hard disk (c) memory card (d) solid-state drive
27. 27.True or false: Ctrl+Y is the shortcut to redo. (a) True (b) False
28. 28.True or false: Ctrl+P is the shortcut to cut. (a) False (b) True
29. 29.💾 How many MB are there in 2 GB?
30. 30.Which of these is an input device? (a) speaker (b) projector (c) hard disk (d) mouse
31. 31.💾 Which is bigger: 1 GB or 1 bit? (a) 1 bit (b) 1 GB
32. 32.📁 What do we call a folder inside another folder? (a) a big file (b) an icon (c) a subfolder (d) a printer
33. 33.True or false: to move a file means to get rid of it. (a) False (b) True
34. 34.⌨️ In a word processor, what does Ctrl+Y do? (a) paste (b) redo (c) print (d) select all
35. 35.💾 Which is bigger: 1 byte or 1 KB? (a) 1 byte (b) 1 KB
36. 36.True or false: a pen drive is software. (a) False (b) True
37. 37.📄 A file name ends in .png. What is it most likely? (a) a picture (b) a document (c) a video (d) a sound
38. 38.⌨️ In a word processor, what does Ctrl+P do? (a) print (b) paste (c) undo (d) cut
39. 39.📁 Which word means to “keep your work for later” (for a file or folder)? (a) save (b) copy (c) open (d) rename
40. 40.Which shortcut do we press to cut? (a) Ctrl+V (b) Ctrl+Z (c) Ctrl+S (d) Ctrl+X

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