Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 618 · 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: Ctrl+C is the shortcut to paste. (a) False (b) True
2. 2.💾 Which is bigger: 1 TB or 1 MB? (a) 1 MB (b) 1 TB
3. 3.True or false: a web browser is software. (a) True (b) False
4. 4.What does it mean to create a file? (a) make a brand-new one (b) give it a new name (c) change its name (d) get rid of it
5. 5.📁 What do we call a folder inside another folder? (a) a subfolder (b) a printer (c) an icon (d) a big file
6. 6.True or false: a music player app is hardware. (a) False (b) True
7. 7.💾 Which one holds apps that are open: RAM or storage? (a) RAM (b) storage
8. 8.📋 You want the same sentence in two places. What do you use first? (a) Undo (b) Copy (c) Delete (d) Backspace
9. 9.📄 A file name ends in .png. What is it most likely? (a) a sound (b) a video (c) a document (d) a picture
10. 10.🔢 A bit can be only 0 or ___. (a) 9 (b) 1 (c) 5 (d) 2
11. 11.💾 Which is bigger: 1 GB or 1 bit? (a) 1 GB (b) 1 bit
12. 12.True or false: a memory card is a storage device. (a) True (b) False
13. 13.🧩 Is a keyboard hardware or software? (a) hardware (b) software
14. 14.🧩 Is a speaker hardware or software? (a) software (b) hardware
15. 15.Which of these is hardware? (a) a printer (b) a computer game (c) a paint program (d) a music player app
16. 16.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the pen drive (b) the memory card (c) RAM (d) the hard disk
17. 17.📄 A file name ends in .avi. What is it most likely? (a) a sound (b) a picture (c) a document (d) a video
18. 18.True or false: Ctrl+P is the shortcut to cut. (a) False (b) True
19. 19.Which of these is hardware? (a) a music player app (b) a computer game (c) a webcam (d) an operating system
20. 20.True or false: a hard disk is software. (a) True (b) False
21. 21.⌨️ In a word processor, what does Ctrl+Y do? (a) redo (b) select all (c) copy (d) paste
22. 22.🔍 Which is the odd one out? (a) a hard disk (b) a webcam (c) a speaker (d) a typing tutor
23. 23.💾 How many GB are there in 1 TB?
24. 24.📁 Which word means to “keep your work for later” (for a file or folder)? (a) save (b) open (c) delete (d) move
25. 25.🏷️ Every file has a ___ so we can find it. (a) weight (b) name (c) smell (d) taste
26. 26.🧰 Is a monitor a storage, input or output device? (a) an input device (b) a storage device (c) an output device
27. 27.💾 Which is bigger: 1 byte or 1 TB? (a) 1 byte (b) 1 TB
28. 28.True or false: Ctrl+P is the shortcut to redo. (a) True (b) False
29. 29.True or false: a word processor is software. (a) False (b) True
30. 30.🧾 Software is a set of ___ for the computer. (a) instructions (b) buttons (c) wires (d) screws
31. 31.🧩 Is a calculator app hardware or software? (a) software (b) hardware
32. 32.📁 Which word means to “give it a new name” (for a file or folder)? (a) move (b) save (c) open (d) rename
33. 33.💾 Which is smaller: 1 KB or 1 TB? (a) 1 KB (b) 1 TB
34. 34.Which file ending is a document? (a) .mp4 (b) .wav (c) .txt (d) .jpg
35. 35.⌨️ In a word processor, what does Ctrl+A do? (a) print (b) paste (c) redo (d) select all
36. 36.Which of these is hardware? (a) a computer game (b) a web browser (c) a typing tutor (d) a keyboard
37. 37.🧩 Is a scanner hardware or software? (a) software (b) hardware
38. 38.🧰 Is a memory card a storage, input or output device? (a) a storage device (b) an output device (c) an input device
39. 39.Which shortcut do we press to paste? (a) Ctrl+Y (b) Ctrl+P (c) Ctrl+V (d) Ctrl+C
40. 40.True or false: Ctrl+Y is the shortcut to redo. (a) False (b) True

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