Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 977 · 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 is smaller: 1 byte or 1 TB? (a) 1 TB (b) 1 byte
2. 2.⌨️ In a word processor, what does Ctrl+C do? (a) redo (b) select all (c) copy (d) undo
3. 3.True or false: a computer game is software. (a) True (b) False
4. 4.Which shortcut do we press to save? (a) Ctrl+C (b) Ctrl+P (c) Ctrl+Z (d) Ctrl+S
5. 5.⌨️ In a word processor, what does Ctrl+Y do? (a) undo (b) copy (c) cut (d) redo
6. 6.🧩 Is a pen drive hardware or software? (a) software (b) hardware
7. 7.Which of these is hardware? (a) a word processor (b) a computer game (c) a paint program (d) a monitor
8. 8.True or false: to create a file means to put it in another place. (a) True (b) False
9. 9.Which of these is hardware? (a) a typing tutor (b) a music player app (c) a web browser (d) a printer
10. 10.True or false: storage (like a hard disk) keeps data when off. (a) False (b) True
11. 11.💾 Which is smaller: 1 KB or 1 MB? (a) 1 KB (b) 1 MB
12. 12.Which file ending is a picture? (a) .pdf (b) .jpg (c) .mp3 (d) .mp4
13. 13.🧰 Is a memory card a storage, input or output device? (a) an output device (b) a storage device (c) an input device
14. 14.⌨️ In a word processor, what does Ctrl+S do? (a) redo (b) select all (c) print (d) save
15. 15.🔢 A bit can be only 0 or ___. (a) 9 (b) 2 (c) 5 (d) 1
16. 16.💾 How many MB are there in 3 GB?
17. 17.True or false: a web browser is hardware. (a) False (b) True
18. 18.💾 Which is smaller: 1 MB or 1 GB? (a) 1 MB (b) 1 GB
19. 19.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the hard disk (b) the memory card (c) RAM (d) the pen drive
20. 20.Which of these is a storage device? (a) printer (b) pen drive (c) keyboard (d) projector
21. 21.💾 How many GB are there in 1 TB?
22. 22.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) rename (b) copy (c) create (d) delete
23. 23.💡 What is the smallest unit of computer memory? (a) bit (b) GB (c) KB (d) byte
24. 24.🏷️ Every file has a ___ so we can find it. (a) name (b) weight (c) taste (d) smell
25. 25.🔍 Which is the odd one out? (a) a paint program (b) a music player app (c) a speaker (d) a computer game
26. 26.🧾 Software is a set of ___ for the computer. (a) buttons (b) screws (c) instructions (d) wires
27. 27.✂️ You want to move a sentence to the end. What do you use first? (a) Cut (b) Undo (c) Print (d) Delete
28. 28.True or false: a speaker is an input device. (a) False (b) True
29. 29.True or false: to open a file means to keep your work for later. (a) True (b) False
30. 30.💾 Which one keeps data when off: RAM or storage? (a) storage (b) RAM
31. 31.💾 Which is bigger: 1 GB or 1 byte? (a) 1 byte (b) 1 GB
32. 32.What does it mean to copy a file? (a) keep your work for later (b) make an exact twin (c) throw it away (d) see what is inside
33. 33.Which of these is true of RAM? (a) keeps data when off (b) holds apps that are open (c) keeps photos for years (d) keeps your saved files
34. 34.True or false: to move a file means to put it in another place. (a) False (b) True
35. 35.🧩 Is a typing tutor hardware or software? (a) software (b) hardware
36. 36.True or false: Ctrl+Z is the shortcut to redo. (a) False (b) True
37. 37.🔍 Which is the odd one out? (a) a keyboard (b) a music player app (c) a word processor (d) a web browser
38. 38.💾 Which is smaller: 1 byte or 1 MB? (a) 1 MB (b) 1 byte
39. 39.💾 How many GB are there in 2 TB?
40. 40.⌨️ In a word processor, what does Ctrl+V do? (a) select all (b) paste (c) cut (d) save

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