Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 806 · 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 TB? (a) 1 TB (b) 1 GB
2. 2.💾 Which is smaller: 1 MB or 1 TB? (a) 1 MB (b) 1 TB
3. 3.💾 Which one keeps your saved files: RAM or storage? (a) storage (b) RAM
4. 4.True or false: RAM keeps your saved files. (a) True (b) False
5. 5.Which of these is hardware? (a) a computer game (b) an operating system (c) a scanner (d) a calculator app
6. 6.📁 Which word means to “keep your work for later” (for a file or folder)? (a) open (b) rename (c) move (d) save
7. 7.🔢 A bit can be only 0 or ___. (a) 9 (b) 5 (c) 2 (d) 1
8. 8.🧩 Is an operating system hardware or software? (a) hardware (b) software
9. 9.True or false: a music player app is hardware. (a) True (b) False
10. 10.What does it mean to delete a file? (a) keep your work for later (b) get rid of it (c) put it in another place (d) change its name
11. 11.📁 Which word means to “get rid of it” (for a file or folder)? (a) delete (b) rename (c) save (d) move
12. 12.💾 Which is bigger: 1 bit or 1 byte? (a) 1 bit (b) 1 byte
13. 13.Which shortcut do we press to select all? (a) Ctrl+Z (b) Ctrl+X (c) Ctrl+Y (d) Ctrl+A
14. 14.✋ Which can we touch: hardware or software? (a) hardware (b) software
15. 15.Which of these is true of RAM? (a) loses data when off (b) keeps data when off (c) keeps photos for years (d) keeps your saved files
16. 16.🧾 Software is a set of ___ for the computer. (a) buttons (b) instructions (c) wires (d) screws
17. 17.💾 How many KB are there in 3 MB?
18. 18.🧩 Is a pen drive hardware or software? (a) hardware (b) software
19. 19.😮 You deleted a word by mistake. What brings it back? (a) Undo (b) Copy (c) Cut (d) Save
20. 20.🔍 Which is the odd one out? (a) a pen drive (b) a typing tutor (c) a monitor (d) a keyboard
21. 21.Which of these is hardware? (a) a music player app (b) a mouse (c) a word processor (d) a calculator app
22. 22.⌨️ In a word processor, what does Ctrl+X do? (a) cut (b) redo (c) select all (d) save
23. 23.Which shortcut do we press to save? (a) Ctrl+V (b) Ctrl+Z (c) Ctrl+C (d) Ctrl+S
24. 24.Which file ending is a document? (a) .txt (b) .gif (c) .mp4 (d) .jpg
25. 25.📄 A file name ends in .pdf. What is it most likely? (a) a sound (b) a document (c) a picture (d) a video
26. 26.True or false: a computer game is hardware. (a) False (b) True
27. 27.True or false: Ctrl+P is the shortcut to copy. (a) False (b) True
28. 28.💾 How many KB are there in 2 MB?
29. 29.True or false: a hard disk is an output device. (a) False (b) True
30. 30.Which shortcut do we press to print? (a) Ctrl+V (b) Ctrl+Y (c) Ctrl+P (d) Ctrl+Z
31. 31.💾 Which is bigger: 1 TB or 1 bit? (a) 1 bit (b) 1 TB
32. 32.☁️ Saving files on the internet to use from anywhere is called ___. (a) rain storage (b) cloud storage (c) box storage (d) paper storage
33. 33.True or false: a memory card is a storage device. (a) False (b) True
34. 34.🏷️ Every file has a ___ so we can find it. (a) smell (b) name (c) taste (d) weight
35. 35.True or false: to open a file means to see what is inside. (a) True (b) False
36. 36.📁 Which word means to “give it a new name” (for a file or folder)? (a) rename (b) create (c) copy (d) delete
37. 37.True or false: Ctrl+S is the shortcut to print. (a) True (b) False
38. 38.Which shortcut do we press to cut? (a) Ctrl+A (b) Ctrl+X (c) Ctrl+S (d) Ctrl+Y
39. 39.🔍 Which is the odd one out? (a) a monitor (b) a word processor (c) a pen drive (d) a mouse
40. 40.💾 Which is bigger: 1 byte or 1 bit? (a) 1 bit (b) 1 byte

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