Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 535 · 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 shortcut do we press to copy? (a) Ctrl+Z (b) Ctrl+S (c) Ctrl+C (d) Ctrl+X
2. 2.Which of these is true of RAM? (a) holds apps that are open (b) is permanent storage (c) keeps photos for years (d) keeps your saved files
3. 3.💾 Which is bigger: 1 KB or 1 GB? (a) 1 KB (b) 1 GB
4. 4.🧩 Is a printer hardware or software? (a) software (b) hardware
5. 5.⌨️ In a word processor, what does Ctrl+C do? (a) print (b) paste (c) select all (d) copy
6. 6.Which of these is software? (a) a hard disk (b) a web browser (c) a mouse (d) a speaker
7. 7.📁 What do we call a folder inside another folder? (a) a printer (b) a big file (c) a subfolder (d) an icon
8. 8.Which file ending is a picture? (a) .wav (b) .txt (c) .jpg (d) .mp4
9. 9.Which shortcut do we press to select all? (a) Ctrl+Z (b) Ctrl+S (c) Ctrl+A (d) Ctrl+P
10. 10.True or false: Ctrl+C is the shortcut to copy. (a) True (b) False
11. 11.🔍 Which is the odd one out? (a) a computer game (b) a webcam (c) a music player app (d) a paint program
12. 12.📁 Which word means to “make an exact twin” (for a file or folder)? (a) save (b) rename (c) copy (d) move
13. 13.Which of these is hardware? (a) a web browser (b) a hard disk (c) a computer game (d) a paint program
14. 14.💾 How many KB are there in 4 MB?
15. 15.☁️ Saving files on the internet to use from anywhere is called ___. (a) cloud storage (b) box storage (c) paper storage (d) rain storage
16. 16.Which shortcut do we press to save? (a) Ctrl+A (b) Ctrl+S (c) Ctrl+C (d) Ctrl+Z
17. 17.💾 Which one loses data when off: RAM or storage? (a) storage (b) RAM
18. 18.True or false: a paint program is software. (a) True (b) False
19. 19.Which of these is a storage device? (a) keyboard (b) memory card (c) microphone (d) projector
20. 20.👩‍💻 What do we call people who write software? (a) plumbers (b) tailors (c) programmers (d) farmers
21. 21.🔍 Which is the odd one out? (a) a keyboard (b) a paint program (c) an operating system (d) a calculator app
22. 22.What does it mean to rename a file? (a) get rid of it (b) store your work (c) give it a new name (d) keep your work for later
23. 23.⌨️ In a word processor, what does Ctrl+V do? (a) copy (b) save (c) print (d) paste
24. 24.Which shortcut do we press to print? (a) Ctrl+Y (b) Ctrl+C (c) Ctrl+P (d) Ctrl+V
25. 25.True or false: a keyboard is software. (a) False (b) True
26. 26.💾 Which one keeps photos for years: RAM or storage? (a) storage (b) RAM
27. 27.Which of these is true of storage (like a hard disk)? (a) is permanent storage (b) is the working memory (c) loses data when off (d) is temporary memory
28. 28.🔢 A bit can be only 0 or ___. (a) 5 (b) 1 (c) 2 (d) 9
29. 29.🧰 Is a scanner a storage, input or output device? (a) an input device (b) an output device (c) a storage device
30. 30.True or false: storage (like a hard disk) is temporary memory. (a) True (b) False
31. 31.💾 Which is smaller: 1 TB or 1 byte? (a) 1 TB (b) 1 byte
32. 32.🧰 Is a microphone a storage, input or output device? (a) an output device (b) a storage device (c) an input device
33. 33.True or false: a speaker is an input device. (a) False (b) True
34. 34.⚡ Which is faster for the computer to work with? (a) RAM (b) a pen drive (c) a printer (d) a memory card
35. 35.True or false: RAM is permanent storage. (a) True (b) False
36. 36.🔍 Which is the odd one out? (a) a word processor (b) a webcam (c) a keyboard (d) a speaker
37. 37.📁 Which word means to “change its name” (for a file or folder)? (a) delete (b) open (c) create (d) rename
38. 38.Which of these is an output device? (a) pen drive (b) printer (c) hard disk (d) memory card
39. 39.Which shortcut do we press to cut? (a) Ctrl+X (b) Ctrl+Z (c) Ctrl+V (d) Ctrl+Y
40. 40.🧾 Software is a set of ___ for the computer. (a) instructions (b) buttons (c) screws (d) wires

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