Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 727 · 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.📁 What do we call a folder inside another folder? (a) a subfolder (b) a big file (c) an icon (d) a printer
2. 2.📁 Which word means to “keep your work for later” (for a file or folder)? (a) create (b) move (c) save (d) open
3. 3.True or false: an operating system is hardware. (a) False (b) True
4. 4.📁 Which word means to “make an exact twin” (for a file or folder)? (a) rename (b) save (c) create (d) copy
5. 5.💾 How many bits are there in 1 byte?
6. 6.💾 How many bytes are there in 2 KB?
7. 7.⌨️ In a word processor, what does Ctrl+C do? (a) select all (b) save (c) copy (d) print
8. 8.True or false: Ctrl+C is the shortcut to save. (a) True (b) False
9. 9.💾 Which one is temporary memory: RAM or storage? (a) RAM (b) storage
10. 10.🧩 Is a mouse hardware or software? (a) hardware (b) software
11. 11.💾 Which is smaller: 1 byte or 1 bit? (a) 1 bit (b) 1 byte
12. 12.🧾 Software is a set of ___ for the computer. (a) wires (b) instructions (c) screws (d) buttons
13. 13.💾 How many KB are there in 4 MB?
14. 14.🔍 Which is the odd one out? (a) a webcam (b) an operating system (c) a calculator app (d) a paint program
15. 15.True or false: a memory card is an output device. (a) False (b) True
16. 16.💾 How many GB are there in 2 TB?
17. 17.Which of these is hardware? (a) a pen drive (b) a word processor (c) a computer game (d) an operating system
18. 18.📂 What holds many files together, like a school bag holds books? (a) a mouse (b) a folder (c) a pixel (d) a speaker
19. 19.💾 Which is smaller: 1 KB or 1 MB? (a) 1 KB (b) 1 MB
20. 20.💾 How many bits are there in 9 bytes?
21. 21.💾 Which one keeps your saved files: RAM or storage? (a) RAM (b) storage
22. 22.🔍 Which is the odd one out? (a) a printer (b) an operating system (c) a word processor (d) a web browser
23. 23.🧩 Is a webcam hardware or software? (a) software (b) hardware
24. 24.What does it mean to rename a file? (a) throw it away (b) keep your work for later (c) give it a new name (d) get rid of it
25. 25.💾 How many GB are there in 1 TB?
26. 26.💾 Which is smaller: 1 TB or 1 bit? (a) 1 TB (b) 1 bit
27. 27.💾 How many bytes are there in 4 KB?
28. 28.🔍 Which is the odd one out? (a) a pen drive (b) a computer game (c) a monitor (d) a mouse
29. 29.📄 A file name ends in .mp3. What is it most likely? (a) a document (b) a video (c) a sound (d) a picture
30. 30.True or false: a web browser is hardware. (a) True (b) False
31. 31.Which of these is an input device? (a) pen drive (b) mouse (c) printer (d) speaker
32. 32.📋 You want the same sentence in two places. What do you use first? (a) Backspace (b) Undo (c) Delete (d) Copy
33. 33.⌨️ In a word processor, what does Ctrl+P do? (a) redo (b) print (c) copy (d) paste
34. 34.🧩 Is a pen drive hardware or software? (a) software (b) hardware
35. 35.True or false: Ctrl+V is the shortcut to cut. (a) False (b) True
36. 36.True or false: a microphone is an output device. (a) True (b) False
37. 37.What does it mean to move a file? (a) get rid of it (b) make a brand-new one (c) put it in another place (d) see what is inside
38. 38.Which of these is true of RAM? (a) holds apps that are open (b) keeps your saved files (c) is permanent storage (d) keeps data when off
39. 39.✋ Which can we touch: hardware or software? (a) hardware (b) software
40. 40.Which of these is software? (a) a monitor (b) a printer (c) a web browser (d) a scanner

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