Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 257 · 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 word means to “make an exact twin” (for a file or folder)? (a) move (b) copy (c) rename (d) open
2. 2.What does it mean to move a file? (a) give it a new name (b) put it in another place (c) get rid of it (d) change its name
3. 3.Which shortcut do we press to copy? (a) Ctrl+A (b) Ctrl+S (c) Ctrl+Y (d) Ctrl+C
4. 4.🔢 A bit can be only 0 or ___. (a) 2 (b) 5 (c) 1 (d) 9
5. 5.True or false: RAM keeps photos for years. (a) True (b) False
6. 6.💾 How many KB are there in 1 MB?
7. 7.📁 Which word means to “change its name” (for a file or folder)? (a) delete (b) copy (c) save (d) rename
8. 8.⌨️ In a word processor, what does Ctrl+A do? (a) select all (b) redo (c) paste (d) copy
9. 9.True or false: a printer is a storage device. (a) True (b) False
10. 10.🧾 Software is a set of ___ for the computer. (a) wires (b) buttons (c) screws (d) instructions
11. 11.💾 Which is smaller: 1 MB or 1 GB? (a) 1 GB (b) 1 MB
12. 12.Which shortcut do we press to paste? (a) Ctrl+A (b) Ctrl+V (c) Ctrl+Z (d) Ctrl+C
13. 13.📁 Which word means to “see what is inside” (for a file or folder)? (a) copy (b) rename (c) open (d) save
14. 14.True or false: a music player app is software. (a) True (b) False
15. 15.💾 Which is bigger: 1 TB or 1 MB? (a) 1 MB (b) 1 TB
16. 16.💡 What is the smallest unit of computer memory? (a) KB (b) bit (c) byte (d) GB
17. 17.True or false: a solid-state drive is a storage device. (a) True (b) False
18. 18.Which shortcut do we press to cut? (a) Ctrl+P (b) Ctrl+Y (c) Ctrl+X (d) Ctrl+V
19. 19.💾 How many bytes are there in 2 KB?
20. 20.💾 Which is smaller: 1 GB or 1 TB? (a) 1 TB (b) 1 GB
21. 21.💾 Which is bigger: 1 bit or 1 byte? (a) 1 byte (b) 1 bit
22. 22.🧰 Is a solid-state drive a storage, input or output device? (a) an output device (b) a storage device (c) an input device
23. 23.💾 Which is smaller: 1 MB or 1 bit? (a) 1 MB (b) 1 bit
24. 24.True or false: Ctrl+V is the shortcut to paste. (a) True (b) False
25. 25.🔍 Which is the odd one out? (a) a music player app (b) a paint program (c) a computer game (d) a webcam
26. 26.🔍 Which is the odd one out? (a) scanner (b) mouse (c) memory card (d) microphone
27. 27.True or false: Ctrl+V is the shortcut to redo. (a) True (b) False
28. 28.True or false: storage (like a hard disk) is the working memory. (a) False (b) True
29. 29.💾 Which is smaller: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
30. 30.Which of these is an output device? (a) scanner (b) keyboard (c) memory card (d) printer
31. 31.⌨️ In a word processor, what does Ctrl+V do? (a) save (b) paste (c) print (d) copy
32. 32.🧩 Is a keyboard hardware or software? (a) hardware (b) software
33. 33.True or false: a scanner is software. (a) False (b) True
34. 34.📄 A file name ends in .jpg. What is it most likely? (a) a document (b) a picture (c) a video (d) a sound
35. 35.Which of these is hardware? (a) a paint program (b) a printer (c) a word processor (d) an operating system
36. 36.True or false: RAM is the working memory. (a) True (b) False
37. 37.🧩 Is a paint program hardware or software? (a) software (b) hardware
38. 38.📁 Which word means to “store your work” (for a file or folder)? (a) move (b) save (c) copy (d) open
39. 39.📄 A file name ends in .wav. What is it most likely? (a) a sound (b) a picture (c) a document (d) a video
40. 40.📁 Which word means to “get rid of it” (for a file or folder)? (a) open (b) rename (c) create (d) delete

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