Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 192 · 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 calculator app hardware or software? (a) software (b) hardware
2. 2.⌨️ In a word processor, what does Ctrl+Y do? (a) cut (b) print (c) paste (d) redo
3. 3.True or false: a typing tutor is software. (a) True (b) False
4. 4.True or false: a monitor is software. (a) True (b) False
5. 5.💾 How many GB are there in 2 TB?
6. 6.💾 Which is smaller: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
7. 7.Which of these is a storage device? (a) microphone (b) printer (c) memory card (d) scanner
8. 8.Which of these is hardware? (a) a web browser (b) a speaker (c) an operating system (d) a calculator app
9. 9.True or false: storage (like a hard disk) is the working memory. (a) True (b) False
10. 10.💾 Which is bigger: 1 bit or 1 TB? (a) 1 TB (b) 1 bit
11. 11.🧩 Is a keyboard hardware or software? (a) hardware (b) software
12. 12.Which file ending is a document? (a) .wav (b) .jpg (c) .pdf (d) .mp4
13. 13.📁 Which word means to “keep your work for later” (for a file or folder)? (a) move (b) copy (c) rename (d) save
14. 14.💾 Which is bigger: 1 bit or 1 MB? (a) 1 bit (b) 1 MB
15. 15.True or false: a music player app is software. (a) True (b) False
16. 16.Which of these is hardware? (a) a paint program (b) a web browser (c) a printer (d) a music player app
17. 17.True or false: a pen drive is a storage device. (a) True (b) False
18. 18.Which of these is a storage device? (a) microphone (b) monitor (c) pen drive (d) scanner
19. 19.🧩 Is a word processor hardware or software? (a) hardware (b) software
20. 20.🧰 Is a hard disk a storage, input or output device? (a) a storage device (b) an output device (c) an input device
21. 21.🏷️ Every file has a ___ so we can find it. (a) taste (b) smell (c) name (d) weight
22. 22.💡 What is the smallest unit of computer memory? (a) GB (b) byte (c) KB (d) bit
23. 23.⌨️ In a word processor, what does Ctrl+P do? (a) print (b) paste (c) select all (d) save
24. 24.📄 A file name ends in .gif. What is it most likely? (a) a sound (b) a video (c) a picture (d) a document
25. 25.📋 You want the same sentence in two places. What do you use first? (a) Backspace (b) Delete (c) Undo (d) Copy
26. 26.Which shortcut do we press to print? (a) Ctrl+P (b) Ctrl+C (c) Ctrl+Z (d) Ctrl+V
27. 27.📁 Which word means to “change its name” (for a file or folder)? (a) copy (b) save (c) delete (d) rename
28. 28.Which of these is true of RAM? (a) is temporary memory (b) keeps data when off (c) keeps your saved files (d) is permanent storage
29. 29.What does it mean to copy a file? (a) change its name (b) get rid of it (c) throw it away (d) make an exact twin
30. 30.Which of these is hardware? (a) a music player app (b) a paint program (c) a hard disk (d) a typing tutor
31. 31.🧩 Is a speaker hardware or software? (a) software (b) hardware
32. 32.What does it mean to open a file? (a) see what is inside (b) keep your work for later (c) change its name (d) store your work
33. 33.💾 How many GB are there in 1 TB?
34. 34.True or false: Ctrl+P is the shortcut to copy. (a) False (b) True
35. 35.👩‍💻 What do we call people who write software? (a) farmers (b) tailors (c) plumbers (d) programmers
36. 36.📄 A file name ends in .png. What is it most likely? (a) a sound (b) a document (c) a video (d) a picture
37. 37.Which of these is a storage device? (a) speaker (b) scanner (c) solid-state drive (d) printer
38. 38.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
39. 39.True or false: a keyboard is hardware. (a) False (b) True
40. 40.💾 How many bytes are there in 3 KB?

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