Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 605 · 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 of these is an output device? (a) printer (b) solid-state drive (c) memory card (d) mouse
2. 2.What does it mean to delete a file? (a) make an exact twin (b) make a brand-new one (c) change its name (d) get rid of it
3. 3.Which of these is true of storage (like a hard disk)? (a) keeps photos for years (b) is temporary memory (c) is the working memory (d) loses data when off
4. 4.💾 Which is bigger: 1 MB or 1 byte? (a) 1 MB (b) 1 byte
5. 5.💾 Which is bigger: 1 byte or 1 TB? (a) 1 byte (b) 1 TB
6. 6.✋ Which can we touch: hardware or software? (a) hardware (b) software
7. 7.💾 Which is smaller: 1 bit or 1 byte? (a) 1 byte (b) 1 bit
8. 8.Which shortcut do we press to print? (a) Ctrl+P (b) Ctrl+C (c) Ctrl+Z (d) Ctrl+V
9. 9.Which of these is hardware? (a) a calculator app (b) a paint program (c) a web browser (d) a hard disk
10. 10.🔍 Which is the odd one out? (a) keyboard (b) mouse (c) printer (d) microphone
11. 11.Which shortcut do we press to cut? (a) Ctrl+X (b) Ctrl+V (c) Ctrl+Y (d) Ctrl+C
12. 12.🧩 Is a keyboard hardware or software? (a) software (b) hardware
13. 13.📁 Which word means to “change its name” (for a file or folder)? (a) move (b) create (c) rename (d) copy
14. 14.Which shortcut do we press to save? (a) Ctrl+C (b) Ctrl+Y (c) Ctrl+X (d) Ctrl+S
15. 15.What does it mean to copy a file? (a) give it a new name (b) store your work (c) throw it away (d) make an exact twin
16. 16.What does it mean to open a file? (a) throw it away (b) give it a new name (c) change its name (d) see what is inside
17. 17.🔍 Which is the odd one out? (a) projector (b) printer (c) mouse (d) monitor
18. 18.Which file ending is a sound? (a) .jpg (b) .mp4 (c) .wav (d) .gif
19. 19.⌨️ In a word processor, what does Ctrl+V do? (a) redo (b) paste (c) cut (d) select all
20. 20.Which of these is an output device? (a) solid-state drive (b) mouse (c) monitor (d) scanner
21. 21.🧩 Is a monitor hardware or software? (a) software (b) hardware
22. 22.💾 How many bits are there in 12 bytes?
23. 23.What does it mean to create a file? (a) change its name (b) make a brand-new one (c) put it in another place (d) get rid of it
24. 24.True or false: a keyboard is software. (a) False (b) True
25. 25.True or false: a scanner is hardware. (a) False (b) True
26. 26.✂️ You want to move a sentence to the end. What do you use first? (a) Print (b) Undo (c) Cut (d) Delete
27. 27.🔢 A bit can be only 0 or ___. (a) 9 (b) 2 (c) 1 (d) 5
28. 28.🔍 Which is the odd one out? (a) a webcam (b) a music player app (c) a web browser (d) a paint program
29. 29.True or false: a scanner is a storage device. (a) False (b) True
30. 30.🧰 Is a memory card a storage, input or output device? (a) an output device (b) an input device (c) a storage device
31. 31.True or false: RAM holds apps that are open. (a) True (b) False
32. 32.☁️ Saving files on the internet to use from anywhere is called ___. (a) box storage (b) paper storage (c) cloud storage (d) rain storage
33. 33.Which of these is an input device? (a) monitor (b) printer (c) scanner (d) projector
34. 34.🔍 Which is the odd one out? (a) printer (b) speaker (c) monitor (d) microphone
35. 35.🧩 Is a music player app hardware or software? (a) software (b) hardware
36. 36.🧩 Is an operating system hardware or software? (a) hardware (b) software
37. 37.True or false: to copy a file means to give it a new name. (a) True (b) False
38. 38.🧩 Is a printer hardware or software? (a) software (b) hardware
39. 39.💡 What is the smallest unit of computer memory? (a) byte (b) GB (c) KB (d) bit
40. 40.Which of these is a storage device? (a) projector (b) scanner (c) microphone (d) hard disk

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