Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 765 · 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 of these is true of RAM? (a) keeps data when off (b) is permanent storage (c) is the working memory (d) keeps your saved files
2. 2.▌ What is the blinking line that shows where you will type? (a) the folder (b) the toolbar (c) the cursor (d) the icon
3. 3.🔍 Which is the odd one out? (a) a word processor (b) a scanner (c) a web browser (d) a music player app
4. 4.📁 Which word means to “make an exact twin” (for a file or folder)? (a) copy (b) save (c) rename (d) delete
5. 5.True or false: a scanner is hardware. (a) False (b) True
6. 6.True or false: Ctrl+V is the shortcut to paste. (a) True (b) False
7. 7.⌨️ In a word processor, what does Ctrl+V do? (a) save (b) print (c) paste (d) select all
8. 8.True or false: Ctrl+C is the shortcut to copy. (a) True (b) False
9. 9.🔍 Which is the odd one out? (a) scanner (b) projector (c) microphone (d) keyboard
10. 10.💾 Which one keeps data when off: RAM or storage? (a) RAM (b) storage
11. 11.Which of these is software? (a) a printer (b) a word processor (c) a pen drive (d) a scanner
12. 12.📁 Which word means to “give it a new name” (for a file or folder)? (a) copy (b) open (c) rename (d) move
13. 13.🧩 Is a printer hardware or software? (a) software (b) hardware
14. 14.📋 You want the same sentence in two places. What do you use first? (a) Copy (b) Delete (c) Backspace (d) Undo
15. 15.📁 What do we call a folder inside another folder? (a) a big file (b) a subfolder (c) a printer (d) an icon
16. 16.🧩 Is a web browser hardware or software? (a) hardware (b) software
17. 17.💾 How many bits are there in 1 byte?
18. 18.💾 How many bytes are there in 1 KB?
19. 19.🔢 A bit can be only 0 or ___. (a) 2 (b) 1 (c) 5 (d) 9
20. 20.📁 Which word means to “change its name” (for a file or folder)? (a) delete (b) copy (c) rename (d) move
21. 21.True or false: Ctrl+C is the shortcut to paste. (a) True (b) False
22. 22.💾 Which one is temporary memory: RAM or storage? (a) RAM (b) storage
23. 23.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the hard disk (b) RAM (c) the memory card (d) the pen drive
24. 24.💾 Which is smaller: 1 bit or 1 MB? (a) 1 MB (b) 1 bit
25. 25.📁 Which word means to “throw it away” (for a file or folder)? (a) create (b) delete (c) open (d) save
26. 26.True or false: RAM holds apps that are open. (a) False (b) True
27. 27.🧾 Software is a set of ___ for the computer. (a) screws (b) wires (c) instructions (d) buttons
28. 28.Which of these is an output device? (a) speaker (b) microphone (c) keyboard (d) memory card
29. 29.True or false: storage (like a hard disk) keeps photos for years. (a) True (b) False
30. 30.💾 Which is bigger: 1 MB or 1 KB? (a) 1 KB (b) 1 MB
31. 31.Which file ending is a sound? (a) .mp3 (b) .jpg (c) .avi (d) .txt
32. 32.True or false: RAM is the working memory. (a) True (b) False
33. 33.⌨️ In a word processor, what does Ctrl+C do? (a) save (b) select all (c) undo (d) copy
34. 34.💾 Which is smaller: 1 MB or 1 GB? (a) 1 GB (b) 1 MB
35. 35.Which shortcut do we press to select all? (a) Ctrl+P (b) Ctrl+A (c) Ctrl+Z (d) Ctrl+X
36. 36.Which of these is hardware? (a) a web browser (b) a music player app (c) a word processor (d) a printer
37. 37.Which of these is true of RAM? (a) keeps data when off (b) holds apps that are open (c) keeps your saved files (d) is permanent storage
38. 38.💾 Which is bigger: 1 KB or 1 byte? (a) 1 byte (b) 1 KB
39. 39.✂️ You want to move a sentence to the end. What do you use first? (a) Undo (b) Print (c) Delete (d) Cut
40. 40.💾 Which is bigger: 1 GB or 1 KB? (a) 1 KB (b) 1 GB

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