Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 34 · 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 pen drive is hardware. (a) False (b) True
2. 2.True or false: a keyboard is a storage device. (a) True (b) False
3. 3.🏷️ Every file has a ___ so we can find it. (a) name (b) weight (c) taste (d) smell
4. 4.✋ Which can we touch: hardware or software? (a) software (b) hardware
5. 5.💾 Which is bigger: 1 KB or 1 byte? (a) 1 byte (b) 1 KB
6. 6.✂️ You want to move a sentence to the end. What do you use first? (a) Print (b) Delete (c) Cut (d) Undo
7. 7.▌ What is the blinking line that shows where you will type? (a) the icon (b) the toolbar (c) the folder (d) the cursor
8. 8.🔢 A bit can be only 0 or ___. (a) 5 (b) 2 (c) 1 (d) 9
9. 9.Which shortcut do we press to paste? (a) Ctrl+V (b) Ctrl+A (c) Ctrl+Z (d) Ctrl+S
10. 10.Which of these is hardware? (a) a calculator app (b) a paint program (c) a mouse (d) a music player app
11. 11.💡 What is the smallest unit of computer memory? (a) byte (b) KB (c) GB (d) bit
12. 12.🧰 Is a printer a storage, input or output device? (a) an input device (b) a storage device (c) an output device
13. 13.🔍 Which is the odd one out? (a) a computer game (b) a music player app (c) a paint program (d) a pen drive
14. 14.📁 What do we call a folder inside another folder? (a) a big file (b) a subfolder (c) a printer (d) an icon
15. 15.🔍 Which is the odd one out? (a) scanner (b) keyboard (c) pen drive (d) microphone
16. 16.💾 Which is smaller: 1 MB or 1 byte? (a) 1 byte (b) 1 MB
17. 17.💾 Which is bigger: 1 byte or 1 bit? (a) 1 bit (b) 1 byte
18. 18.What does it mean to open a file? (a) give it a new name (b) make an exact twin (c) see what is inside (d) change its name
19. 19.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
20. 20.💾 Which is smaller: 1 TB or 1 MB? (a) 1 MB (b) 1 TB
21. 21.⌨️ In a word processor, what does Ctrl+Y do? (a) undo (b) paste (c) print (d) redo
22. 22.🔍 Which is the odd one out? (a) a hard disk (b) a keyboard (c) a paint program (d) a webcam
23. 23.🔍 Which is the odd one out? (a) an operating system (b) a music player app (c) a word processor (d) a speaker
24. 24.True or false: Ctrl+S is the shortcut to paste. (a) True (b) False
25. 25.↩️ You pressed Undo by mistake. Which command puts the change back? (a) Cut (b) Delete (c) Redo (d) Copy
26. 26.😮 You deleted a word by mistake. What brings it back? (a) Copy (b) Undo (c) Save (d) Cut
27. 27.True or false: a web browser is software. (a) False (b) True
28. 28.💾 How many MB are there in 1 GB?
29. 29.💾 Which is smaller: 1 bit or 1 byte? (a) 1 byte (b) 1 bit
30. 30.What does it mean to copy a file? (a) store your work (b) make an exact twin (c) throw it away (d) give it a new name
31. 31.What does it mean to save a file? (a) throw it away (b) keep your work for later (c) put it in another place (d) make an exact twin
32. 32.Which file ending is a picture? (a) .pdf (b) .mp3 (c) .jpg (d) .wav
33. 33.Which of these is software? (a) a keyboard (b) a mouse (c) a music player app (d) a speaker
34. 34.👩‍💻 What do we call people who write software? (a) tailors (b) farmers (c) programmers (d) plumbers
35. 35.True or false: a monitor is software. (a) False (b) True
36. 36.⌨️ In a word processor, what does Ctrl+Z do? (a) undo (b) copy (c) redo (d) paste
37. 37.Which of these is hardware? (a) a pen drive (b) a web browser (c) a word processor (d) an operating system
38. 38.💾 Which is bigger: 1 MB or 1 byte? (a) 1 byte (b) 1 MB
39. 39.💾 Which is bigger: 1 MB or 1 GB? (a) 1 MB (b) 1 GB
40. 40.Which shortcut do we press to print? (a) Ctrl+Y (b) Ctrl+P (c) Ctrl+V (d) Ctrl+Z

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