Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 232 · 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.📂 What holds many files together, like a school bag holds books? (a) a pixel (b) a speaker (c) a folder (d) a mouse
2. 2.🔍 Which is the odd one out? (a) a paint program (b) a web browser (c) a hard disk (d) a typing tutor
3. 3.Which of these is software? (a) a scanner (b) a typing tutor (c) a mouse (d) a printer
4. 4.True or false: a keyboard is an input device. (a) True (b) False
5. 5.True or false: a web browser is hardware. (a) False (b) True
6. 6.Which of these is software? (a) a printer (b) a mouse (c) a hard disk (d) a paint program
7. 7.💾 How many KB are there in 1 MB?
8. 8.🔍 Which is the odd one out? (a) a computer game (b) a calculator app (c) a mouse (d) a typing tutor
9. 9.☁️ Saving files on the internet to use from anywhere is called ___. (a) cloud storage (b) paper storage (c) box storage (d) rain storage
10. 10.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
11. 11.True or false: storage (like a hard disk) keeps data when off. (a) True (b) False
12. 12.True or false: Ctrl+C is the shortcut to copy. (a) True (b) False
13. 13.💾 Which is smaller: 1 GB or 1 MB? (a) 1 MB (b) 1 GB
14. 14.💾 Which is bigger: 1 KB or 1 byte? (a) 1 byte (b) 1 KB
15. 15.💾 Which is smaller: 1 KB or 1 MB? (a) 1 MB (b) 1 KB
16. 16.True or false: a speaker is software. (a) False (b) True
17. 17.Which file ending is a picture? (a) .mp3 (b) .jpg (c) .mkv (d) .avi
18. 18.True or false: Ctrl+Y is the shortcut to redo. (a) True (b) False
19. 19.📄 A file name ends in .wav. What is it most likely? (a) a video (b) a picture (c) a document (d) a sound
20. 20.Which of these is an input device? (a) projector (b) monitor (c) speaker (d) mouse
21. 21.📄 What does a word processor help us do? (a) type and edit text (b) water plants (c) fly a kite (d) cook food
22. 22.🔍 Which is the odd one out? (a) solid-state drive (b) memory card (c) printer (d) hard disk
23. 23.💾 How many bits are there in 10 bytes?
24. 24.🧩 Is a paint program hardware or software? (a) software (b) hardware
25. 25.Which of these is true of storage (like a hard disk)? (a) loses data when off (b) is the working memory (c) keeps data when off (d) is temporary memory
26. 26.Which of these is a storage device? (a) scanner (b) projector (c) solid-state drive (d) monitor
27. 27.📄 A file name ends in .mkv. What is it most likely? (a) a document (b) a picture (c) a sound (d) a video
28. 28.Which of these is software? (a) a printer (b) a word processor (c) a mouse (d) a keyboard
29. 29.🔍 Which is the odd one out? (a) a word processor (b) a paint program (c) a web browser (d) a monitor
30. 30.💾 Which one is temporary memory: RAM or storage? (a) storage (b) RAM
31. 31.True or false: a monitor is an input device. (a) False (b) True
32. 32.🧩 Is a word processor hardware or software? (a) hardware (b) software
33. 33.Which of these is software? (a) a speaker (b) a mouse (c) a webcam (d) a web browser
34. 34.🧰 Is a monitor a storage, input or output device? (a) an output device (b) an input device (c) a storage device
35. 35.📁 Which word means to “make an exact twin” (for a file or folder)? (a) create (b) open (c) copy (d) save
36. 36.📋 You want the same sentence in two places. What do you use first? (a) Undo (b) Delete (c) Copy (d) Backspace
37. 37.💾 How many bytes are there in 2 KB?
38. 38.💾 How many GB are there in 1 TB?
39. 39.🧩 Is a music player app hardware or software? (a) software (b) hardware
40. 40.True or false: RAM keeps your saved files. (a) False (b) True

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