Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 475 · 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.True or false: a hard disk is a storage device. (a) False (b) True
2. 2.💾 Which is bigger: 1 TB or 1 bit? (a) 1 TB (b) 1 bit
3. 3.💡 What is the smallest unit of computer memory? (a) KB (b) byte (c) GB (d) bit
4. 4.💾 Which is bigger: 1 KB or 1 MB? (a) 1 MB (b) 1 KB
5. 5.📷 A camera keeps its photos on a small ___. (a) speaker (b) keyboard (c) mouse pad (d) memory card
6. 6.Which of these is hardware? (a) a calculator app (b) an operating system (c) a hard disk (d) a web browser
7. 7.💾 How many MB are there in 1 GB?
8. 8.💾 Which is smaller: 1 GB or 1 KB? (a) 1 GB (b) 1 KB
9. 9.💾 Which is smaller: 1 KB or 1 TB? (a) 1 TB (b) 1 KB
10. 10.🔍 Which is the odd one out? (a) pen drive (b) solid-state drive (c) memory card (d) monitor
11. 11.💾 Which is smaller: 1 TB or 1 GB? (a) 1 TB (b) 1 GB
12. 12.🧩 Is a monitor hardware or software? (a) hardware (b) software
13. 13.True or false: Ctrl+C is the shortcut to paste. (a) True (b) False
14. 14.👩‍💻 What do we call people who write software? (a) tailors (b) programmers (c) farmers (d) plumbers
15. 15.True or false: Ctrl+P is the shortcut to paste. (a) True (b) False
16. 16.🧰 Is a pen drive a storage, input or output device? (a) an input device (b) a storage device (c) an output device
17. 17.Which shortcut do we press to paste? (a) Ctrl+Y (b) Ctrl+C (c) Ctrl+V (d) Ctrl+A
18. 18.⌨️ In a word processor, what does Ctrl+P do? (a) redo (b) save (c) cut (d) print
19. 19.💾 How many KB are there in 2 MB?
20. 20.True or false: to rename a file means to get rid of it. (a) True (b) False
21. 21.What does it mean to delete a file? (a) keep your work for later (b) give it a new name (c) put it in another place (d) get rid of it
22. 22.😮 You deleted a word by mistake. What brings it back? (a) Save (b) Copy (c) Cut (d) Undo
23. 23.True or false: Ctrl+V is the shortcut to print. (a) False (b) True
24. 24.📁 What do we call a folder inside another folder? (a) a big file (b) an icon (c) a subfolder (d) a printer
25. 25.📋 You want the same sentence in two places. What do you use first? (a) Backspace (b) Undo (c) Copy (d) Delete
26. 26.Which shortcut do we press to cut? (a) Ctrl+P (b) Ctrl+X (c) Ctrl+Z (d) Ctrl+S
27. 27.✋ Which can we touch: hardware or software? (a) software (b) hardware
28. 28.True or false: a hard disk is hardware. (a) False (b) True
29. 29.💾 Which is bigger: 1 MB or 1 KB? (a) 1 KB (b) 1 MB
30. 30.Which file ending is a sound? (a) .png (b) .wav (c) .mkv (d) .jpg
31. 31.💾 Which is bigger: 1 MB or 1 bit? (a) 1 MB (b) 1 bit
32. 32.🔍 Which is the odd one out? (a) a paint program (b) a keyboard (c) a music player app (d) a calculator app
33. 33.True or false: a web browser is hardware. (a) True (b) False
34. 34.⚡ Which is faster for the computer to work with? (a) RAM (b) a printer (c) a pen drive (d) a memory card
35. 35.Which shortcut do we press to save? (a) Ctrl+Z (b) Ctrl+X (c) Ctrl+S (d) Ctrl+C
36. 36.True or false: a calculator app is software. (a) False (b) True
37. 37.💾 Which one keeps your saved files: RAM or storage? (a) storage (b) RAM
38. 38.✂️ You want to move a sentence to the end. What do you use first? (a) Print (b) Delete (c) Undo (d) Cut
39. 39.💾 Which is smaller: 1 TB or 1 KB? (a) 1 KB (b) 1 TB
40. 40.📄 A file name ends in .png. What is it most likely? (a) a document (b) a sound (c) a video (d) a picture

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