Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 749 · 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 the odd one out? (a) a scanner (b) a mouse (c) a keyboard (d) a calculator app
2. 2.📁 What do we call a folder inside another folder? (a) a big file (b) a subfolder (c) a printer (d) an icon
3. 3.True or false: Ctrl+P is the shortcut to undo. (a) False (b) True
4. 4.🧩 Is a monitor hardware or software? (a) software (b) hardware
5. 5.🔍 Which is the odd one out? (a) a music player app (b) a paint program (c) an operating system (d) a speaker
6. 6.True or false: a pen drive is software. (a) True (b) False
7. 7.What does it mean to rename a file? (a) throw it away (b) see what is inside (c) change its name (d) put it in another place
8. 8.🔍 Which is the odd one out? (a) pen drive (b) hard disk (c) speaker (d) memory card
9. 9.💾 Which is smaller: 1 GB or 1 MB? (a) 1 MB (b) 1 GB
10. 10.What does it mean to create a file? (a) see what is inside (b) make an exact twin (c) change its name (d) make a brand-new one
11. 11.🧩 Is a hard disk hardware or software? (a) software (b) hardware
12. 12.True or false: a web browser is software. (a) False (b) True
13. 13.⌨️ In a word processor, what does Ctrl+V do? (a) redo (b) cut (c) paste (d) save
14. 14.📁 Which word means to “get rid of it” (for a file or folder)? (a) delete (b) open (c) create (d) rename
15. 15.Which of these is hardware? (a) a scanner (b) a music player app (c) a calculator app (d) a web browser
16. 16.Which shortcut do we press to redo? (a) Ctrl+V (b) Ctrl+A (c) Ctrl+Y (d) Ctrl+S
17. 17.☁️ Saving files on the internet to use from anywhere is called ___. (a) box storage (b) paper storage (c) cloud storage (d) rain storage
18. 18.📋 You want the same sentence in two places. What do you use first? (a) Delete (b) Copy (c) Backspace (d) Undo
19. 19.📄 A file name ends in .avi. What is it most likely? (a) a video (b) a sound (c) a picture (d) a document
20. 20.Which of these is hardware? (a) a music player app (b) a monitor (c) a paint program (d) a web browser
21. 21.True or false: to create a file means to see what is inside. (a) False (b) True
22. 22.What does it mean to save a file? (a) give it a new name (b) make an exact twin (c) store your work (d) put it in another place
23. 23.🧩 Is a web browser hardware or software? (a) software (b) hardware
24. 24.💾 Which one is temporary memory: RAM or storage? (a) storage (b) RAM
25. 25.What does it mean to open a file? (a) throw it away (b) store your work (c) see what is inside (d) get rid of it
26. 26.💾 How many MB are there in 1 GB?
27. 27.💾 Which is smaller: 1 KB or 1 bit? (a) 1 KB (b) 1 bit
28. 28.True or false: to delete a file means to make a brand-new one. (a) True (b) False
29. 29.🧰 Is a microphone a storage, input or output device? (a) a storage device (b) an input device (c) an output device
30. 30.🔍 Which is the odd one out? (a) a keyboard (b) a paint program (c) a calculator app (d) a word processor
31. 31.🔍 Which is the odd one out? (a) memory card (b) solid-state drive (c) mouse (d) hard disk
32. 32.Which file ending is a picture? (a) .mp4 (b) .wav (c) .mkv (d) .png
33. 33.💡 What is the smallest unit of computer memory? (a) byte (b) GB (c) KB (d) bit
34. 34.Which shortcut do we press to save? (a) Ctrl+X (b) Ctrl+V (c) Ctrl+C (d) Ctrl+S
35. 35.Which of these is true of RAM? (a) keeps photos for years (b) keeps data when off (c) is temporary memory (d) is permanent storage
36. 36.Which of these is true of storage (like a hard disk)? (a) is permanent storage (b) holds apps that are open (c) is the working memory (d) is temporary memory
37. 37.💾 Which one is permanent storage: RAM or storage? (a) RAM (b) storage
38. 38.What does it mean to copy a file? (a) make an exact twin (b) store your work (c) put it in another place (d) get rid of it
39. 39.True or false: to move a file means to give it a new name. (a) False (b) True
40. 40.🧩 Is a word processor hardware or software? (a) hardware (b) software

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