Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 891 · 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 bigger: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
2. 2.📄 A file name ends in .gif. What is it most likely? (a) a picture (b) a document (c) a video (d) a sound
3. 3.Which of these is software? (a) a monitor (b) a keyboard (c) a paint program (d) a mouse
4. 4.💾 Which is smaller: 1 MB or 1 GB? (a) 1 MB (b) 1 GB
5. 5.Which shortcut do we press to paste? (a) Ctrl+Y (b) Ctrl+P (c) Ctrl+X (d) Ctrl+V
6. 6.📄 A file name ends in .pdf. What is it most likely? (a) a picture (b) a document (c) a video (d) a sound
7. 7.💾 Which one holds apps that are open: RAM or storage? (a) RAM (b) storage
8. 8.🔢 A bit can be only 0 or ___. (a) 5 (b) 9 (c) 1 (d) 2
9. 9.Which shortcut do we press to undo? (a) Ctrl+S (b) Ctrl+V (c) Ctrl+P (d) Ctrl+Z
10. 10.💾 Which one is permanent storage: RAM or storage? (a) RAM (b) storage
11. 11.💡 What is the smallest unit of computer memory? (a) GB (b) bit (c) byte (d) KB
12. 12.True or false: a webcam is software. (a) True (b) False
13. 13.😮 You deleted a word by mistake. What brings it back? (a) Copy (b) Cut (c) Save (d) Undo
14. 14.True or false: a projector is an output device. (a) True (b) False
15. 15.Which shortcut do we press to cut? (a) Ctrl+Z (b) Ctrl+Y (c) Ctrl+V (d) Ctrl+X
16. 16.⌨️ In a word processor, what does Ctrl+S do? (a) copy (b) save (c) paste (d) redo
17. 17.Which of these is hardware? (a) a keyboard (b) a web browser (c) a paint program (d) a computer game
18. 18.🧩 Is a pen drive hardware or software? (a) hardware (b) software
19. 19.What does it mean to move a file? (a) put it in another place (b) store your work (c) give it a new name (d) change its name
20. 20.True or false: Ctrl+V is the shortcut to paste. (a) True (b) False
21. 21.Which of these is true of RAM? (a) is permanent storage (b) is temporary memory (c) keeps photos for years (d) keeps your saved files
22. 22.⚡ Which is faster for the computer to work with? (a) a pen drive (b) a memory card (c) RAM (d) a printer
23. 23.🏷️ Every file has a ___ so we can find it. (a) weight (b) name (c) smell (d) taste
24. 24.⌨️ In a word processor, what does Ctrl+Z do? (a) select all (b) print (c) save (d) undo
25. 25.🧩 Is a calculator app hardware or software? (a) hardware (b) software
26. 26.What does it mean to copy a file? (a) give it a new name (b) make an exact twin (c) see what is inside (d) keep your work for later
27. 27.🧩 Is a typing tutor hardware or software? (a) software (b) hardware
28. 28.💾 How many KB are there in 2 MB?
29. 29.⌨️ In a word processor, what does Ctrl+V do? (a) copy (b) save (c) redo (d) paste
30. 30.🧩 Is a keyboard hardware or software? (a) software (b) hardware
31. 31.💾 Which is smaller: 1 MB or 1 bit? (a) 1 MB (b) 1 bit
32. 32.Which of these is software? (a) a pen drive (b) an operating system (c) a printer (d) a keyboard
33. 33.True or false: RAM holds apps that are open. (a) True (b) False
34. 34.⌨️ In a word processor, what does Ctrl+C do? (a) print (b) redo (c) copy (d) undo
35. 35.📄 What does a word processor help us do? (a) fly a kite (b) type and edit text (c) water plants (d) cook food
36. 36.💾 Which is smaller: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
37. 37.What does it mean to rename a file? (a) throw it away (b) get rid of it (c) give it a new name (d) store your work
38. 38.Which of these is hardware? (a) a computer game (b) a printer (c) a web browser (d) a paint program
39. 39.True or false: to delete a file means to give it a new name. (a) True (b) False
40. 40.💾 Which is bigger: 1 byte or 1 bit? (a) 1 bit (b) 1 byte

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