Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 856 · 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 can we touch: hardware or software? (a) software (b) hardware
2. 2.Which of these is hardware? (a) a typing tutor (b) a paint program (c) a pen drive (d) a web browser
3. 3.🖍️ Before we cut or copy text, we must first ___ it. (a) delete (b) print (c) select (d) save
4. 4.Which shortcut do we press to print? (a) Ctrl+A (b) Ctrl+X (c) Ctrl+Z (d) Ctrl+P
5. 5.True or false: a keyboard is software. (a) False (b) True
6. 6.🔢 A bit can be only 0 or ___. (a) 5 (b) 2 (c) 1 (d) 9
7. 7.True or false: a hard disk is an input device. (a) False (b) True
8. 8.📷 A camera keeps its photos on a small ___. (a) mouse pad (b) speaker (c) memory card (d) keyboard
9. 9.🔍 Which is the odd one out? (a) a hard disk (b) a mouse (c) a music player app (d) a scanner
10. 10.🧰 Is a memory card a storage, input or output device? (a) a storage device (b) an output device (c) an input device
11. 11.🧩 Is a typing tutor hardware or software? (a) hardware (b) software
12. 12.Which of these is true of storage (like a hard disk)? (a) is the working memory (b) keeps your saved files (c) loses data when off (d) holds apps that are open
13. 13.Which of these is software? (a) a printer (b) a word processor (c) a hard disk (d) a scanner
14. 14.Which file ending is a document? (a) .gif (b) .mp3 (c) .mkv (d) .txt
15. 15.What does it mean to delete a file? (a) give it a new name (b) store your work (c) get rid of it (d) see what is inside
16. 16.Which of these is hardware? (a) a word processor (b) a music player app (c) a web browser (d) a keyboard
17. 17.💾 Which is bigger: 1 GB or 1 KB? (a) 1 GB (b) 1 KB
18. 18.🔍 Which is the odd one out? (a) speaker (b) mouse (c) monitor (d) printer
19. 19.Which of these is true of RAM? (a) keeps data when off (b) is the working memory (c) is permanent storage (d) keeps your saved files
20. 20.🔍 Which is the odd one out? (a) a webcam (b) a keyboard (c) a computer game (d) a monitor
21. 21.💾 Which is bigger: 1 MB or 1 TB? (a) 1 MB (b) 1 TB
22. 22.💡 What is the smallest unit of computer memory? (a) bit (b) GB (c) KB (d) byte
23. 23.Which shortcut do we press to copy? (a) Ctrl+V (b) Ctrl+X (c) Ctrl+S (d) Ctrl+C
24. 24.✂️ You want to move a sentence to the end. What do you use first? (a) Undo (b) Print (c) Cut (d) Delete
25. 25.📄 A file name ends in .jpg. What is it most likely? (a) a document (b) a video (c) a picture (d) a sound
26. 26.🧩 Is a calculator app hardware or software? (a) hardware (b) software
27. 27.True or false: RAM holds apps that are open. (a) False (b) True
28. 28.⌨️ In a word processor, what does Ctrl+A do? (a) copy (b) cut (c) undo (d) select all
29. 29.🔍 Which is the odd one out? (a) a paint program (b) a webcam (c) a scanner (d) a pen drive
30. 30.📄 A file name ends in .avi. What is it most likely? (a) a picture (b) a document (c) a video (d) a sound
31. 31.💾 Which is smaller: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
32. 32.📁 What do we call a folder inside another folder? (a) a printer (b) an icon (c) a big file (d) a subfolder
33. 33.Which of these is a storage device? (a) printer (b) pen drive (c) scanner (d) projector
34. 34.📄 A file name ends in .mp3. What is it most likely? (a) a sound (b) a video (c) a document (d) a picture
35. 35.🧩 Is a music player app hardware or software? (a) hardware (b) software
36. 36.🔍 Which is the odd one out? (a) a keyboard (b) a mouse (c) a speaker (d) a typing tutor
37. 37.🔍 Which is the odd one out? (a) speaker (b) hard disk (c) memory card (d) solid-state drive
38. 38.📁 Which word means to “keep your work for later” (for a file or folder)? (a) create (b) save (c) delete (d) rename
39. 39.True or false: storage (like a hard disk) holds apps that are open. (a) True (b) False
40. 40.Which shortcut do we press to paste? (a) Ctrl+A (b) Ctrl+S (c) Ctrl+V (d) Ctrl+C

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