Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 919 · 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.📷 A camera keeps its photos on a small ___. (a) mouse pad (b) keyboard (c) speaker (d) memory card
2. 2.🔍 Which is the odd one out? (a) solid-state drive (b) microphone (c) keyboard (d) scanner
3. 3.✂️ You want to move a sentence to the end. What do you use first? (a) Undo (b) Delete (c) Cut (d) Print
4. 4.📁 What do we call a folder inside another folder? (a) a big file (b) an icon (c) a printer (d) a subfolder
5. 5.💾 Which one is the working memory: RAM or storage? (a) storage (b) RAM
6. 6.🔢 A bit can be only 0 or ___. (a) 2 (b) 5 (c) 9 (d) 1
7. 7.True or false: Ctrl+P is the shortcut to redo. (a) False (b) True
8. 8.📂 What holds many files together, like a school bag holds books? (a) a folder (b) a pixel (c) a speaker (d) a mouse
9. 9.Which of these is hardware? (a) a web browser (b) a word processor (c) a typing tutor (d) a printer
10. 10.True or false: to rename a file means to give it a new name. (a) True (b) False
11. 11.💾 Which is smaller: 1 TB or 1 GB? (a) 1 TB (b) 1 GB
12. 12.Which of these is an output device? (a) scanner (b) monitor (c) solid-state drive (d) hard disk
13. 13.💡 What is the smallest unit of computer memory? (a) KB (b) byte (c) GB (d) bit
14. 14.Which of these is software? (a) a keyboard (b) a printer (c) a computer game (d) a hard disk
15. 15.📁 Which word means to “see what is inside” (for a file or folder)? (a) rename (b) move (c) save (d) open
16. 16.💾 Which is smaller: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
17. 17.🧩 Is a computer game hardware or software? (a) software (b) hardware
18. 18.💾 Which is smaller: 1 byte or 1 MB? (a) 1 MB (b) 1 byte
19. 19.True or false: a monitor is hardware. (a) True (b) False
20. 20.True or false: a mouse is an input device. (a) False (b) True
21. 21.💾 Which is smaller: 1 byte or 1 bit? (a) 1 bit (b) 1 byte
22. 22.True or false: a mouse is software. (a) False (b) True
23. 23.⌨️ In a word processor, what does Ctrl+A do? (a) select all (b) paste (c) copy (d) save
24. 24.🧾 Software is a set of ___ for the computer. (a) wires (b) screws (c) instructions (d) buttons
25. 25.Which shortcut do we press to undo? (a) Ctrl+S (b) Ctrl+Z (c) Ctrl+A (d) Ctrl+V
26. 26.True or false: Ctrl+C is the shortcut to copy. (a) False (b) True
27. 27.⌨️ In a word processor, what does Ctrl+Y do? (a) print (b) save (c) copy (d) redo
28. 28.🧩 Is a keyboard hardware or software? (a) software (b) hardware
29. 29.💾 Which is bigger: 1 byte or 1 GB? (a) 1 byte (b) 1 GB
30. 30.✋ Which can we touch: hardware or software? (a) hardware (b) software
31. 31.Which of these is true of RAM? (a) loses data when off (b) keeps your saved files (c) keeps photos for years (d) is permanent storage
32. 32.Which shortcut do we press to cut? (a) Ctrl+V (b) Ctrl+P (c) Ctrl+X (d) Ctrl+Y
33. 33.⌨️ In a word processor, what does Ctrl+C do? (a) select all (b) paste (c) print (d) copy
34. 34.True or false: to rename a file means to see what is inside. (a) True (b) False
35. 35.💾 Which is smaller: 1 MB or 1 bit? (a) 1 bit (b) 1 MB
36. 36.True or false: a paint program is hardware. (a) False (b) True
37. 37.💾 Which is smaller: 1 MB or 1 KB? (a) 1 MB (b) 1 KB
38. 38.⌨️ In a word processor, what does Ctrl+S do? (a) select all (b) redo (c) save (d) copy
39. 39.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
40. 40.💾 Which one holds apps that are open: RAM or storage? (a) storage (b) RAM

Free computer lessons, practice and worksheets at talentjr.in/computer-worksheets