Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 696 · 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.🧩 Is a computer game hardware or software? (a) hardware (b) software
2. 2.💾 How many GB are there in 2 TB?
3. 3.True or false: an operating system is hardware. (a) False (b) True
4. 4.True or false: to rename a file means to put it in another place. (a) False (b) True
5. 5.True or false: a speaker is an input device. (a) False (b) True
6. 6.💾 Which is bigger: 1 MB or 1 byte? (a) 1 byte (b) 1 MB
7. 7.🏷️ Every file has a ___ so we can find it. (a) smell (b) name (c) taste (d) weight
8. 8.💾 How many KB are there in 1 MB?
9. 9.💾 How many GB are there in 1 TB?
10. 10.🧩 Is a speaker hardware or software? (a) hardware (b) software
11. 11.💡 What is the smallest unit of computer memory? (a) bit (b) byte (c) GB (d) KB
12. 12.True or false: a mouse is software. (a) True (b) False
13. 13.True or false: Ctrl+C is the shortcut to copy. (a) False (b) True
14. 14.Which shortcut do we press to redo? (a) Ctrl+A (b) Ctrl+Z (c) Ctrl+C (d) Ctrl+Y
15. 15.True or false: to open a file means to make a brand-new one. (a) True (b) False
16. 16.📷 A camera keeps its photos on a small ___. (a) keyboard (b) memory card (c) speaker (d) mouse pad
17. 17.What does it mean to create a file? (a) give it a new name (b) get rid of it (c) make a brand-new one (d) see what is inside
18. 18.📄 A file name ends in .pdf. What is it most likely? (a) a document (b) a sound (c) a picture (d) a video
19. 19.💾 Which is bigger: 1 bit or 1 TB? (a) 1 bit (b) 1 TB
20. 20.True or false: Ctrl+P is the shortcut to redo. (a) True (b) False
21. 21.💾 Which is smaller: 1 TB or 1 KB? (a) 1 TB (b) 1 KB
22. 22.Which of these is true of storage (like a hard disk)? (a) holds apps that are open (b) is the working memory (c) is permanent storage (d) is temporary memory
23. 23.💾 How many MB are there in 1 GB?
24. 24.True or false: a monitor is software. (a) False (b) True
25. 25.🧰 Is a speaker a storage, input or output device? (a) an output device (b) a storage device (c) an input device
26. 26.⌨️ In a word processor, what does Ctrl+Z do? (a) cut (b) select all (c) undo (d) redo
27. 27.True or false: storage (like a hard disk) keeps your saved files. (a) True (b) False
28. 28.True or false: a monitor is a storage device. (a) True (b) False
29. 29.💾 Which is smaller: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
30. 30.💾 Which is smaller: 1 MB or 1 bit? (a) 1 MB (b) 1 bit
31. 31.▌ What is the blinking line that shows where you will type? (a) the cursor (b) the icon (c) the toolbar (d) the folder
32. 32.💾 How many bytes are there in 1 KB?
33. 33.🧩 Is a keyboard hardware or software? (a) hardware (b) software
34. 34.Which of these is software? (a) a scanner (b) a speaker (c) a printer (d) a typing tutor
35. 35.⌨️ In a word processor, what does Ctrl+X do? (a) copy (b) cut (c) undo (d) redo
36. 36.Which file ending is a sound? (a) .gif (b) .txt (c) .mp4 (d) .mp3
37. 37.Which of these is hardware? (a) a computer game (b) a pen drive (c) a word processor (d) a typing tutor
38. 38.True or false: a pen drive is an input device. (a) False (b) True
39. 39.📂 What holds many files together, like a school bag holds books? (a) a pixel (b) a folder (c) a speaker (d) a mouse
40. 40.🧰 Is a solid-state drive a storage, input or output device? (a) a storage device (b) an output device (c) an input device

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