Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 915 · 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.💾 Which is smaller: 1 GB or 1 bit? (a) 1 GB (b) 1 bit
2. 2.🔍 Which is the odd one out? (a) a computer game (b) a printer (c) a web browser (d) a word processor
3. 3.✂️ You want to move a sentence to the end. What do you use first? (a) Cut (b) Undo (c) Delete (d) Print
4. 4.💾 Which is bigger: 1 MB or 1 bit? (a) 1 bit (b) 1 MB
5. 5.🧩 Is a hard disk hardware or software? (a) software (b) hardware
6. 6.💾 Which is bigger: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
7. 7.⚡ Which is faster for the computer to work with? (a) a memory card (b) RAM (c) a printer (d) a pen drive
8. 8.💾 Which one is the working memory: RAM or storage? (a) RAM (b) storage
9. 9.🧩 Is a calculator app hardware or software? (a) software (b) hardware
10. 10.📷 A camera keeps its photos on a small ___. (a) memory card (b) speaker (c) mouse pad (d) keyboard
11. 11.📁 Which word means to “give it a new name” (for a file or folder)? (a) save (b) delete (c) rename (d) open
12. 12.Which shortcut do we press to copy? (a) Ctrl+C (b) Ctrl+A (c) Ctrl+V (d) Ctrl+P
13. 13.Which of these is hardware? (a) a paint program (b) a computer game (c) a typing tutor (d) a keyboard
14. 14.Which of these is an output device? (a) scanner (b) microphone (c) solid-state drive (d) monitor
15. 15.True or false: Ctrl+P is the shortcut to print. (a) False (b) True
16. 16.💾 Which is bigger: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
17. 17.True or false: to delete a file means to get rid of it. (a) False (b) True
18. 18.💾 How many MB are there in 1 GB?
19. 19.☁️ Saving files on the internet to use from anywhere is called ___. (a) rain storage (b) paper storage (c) cloud storage (d) box storage
20. 20.True or false: RAM loses data when off. (a) False (b) True
21. 21.💾 Which is smaller: 1 byte or 1 bit? (a) 1 byte (b) 1 bit
22. 22.🧩 Is an operating system hardware or software? (a) software (b) hardware
23. 23.👩‍💻 What do we call people who write software? (a) farmers (b) plumbers (c) programmers (d) tailors
24. 24.📁 Which word means to “make an exact twin” (for a file or folder)? (a) rename (b) move (c) save (d) copy
25. 25.🧾 Software is a set of ___ for the computer. (a) screws (b) wires (c) buttons (d) instructions
26. 26.Which shortcut do we press to undo? (a) Ctrl+C (b) Ctrl+P (c) Ctrl+V (d) Ctrl+Z
27. 27.True or false: Ctrl+Y is the shortcut to redo. (a) True (b) False
28. 28.Which file ending is a picture? (a) .avi (b) .mkv (c) .jpg (d) .mp3
29. 29.True or false: storage (like a hard disk) is the working memory. (a) True (b) False
30. 30.True or false: Ctrl+C is the shortcut to redo. (a) True (b) False
31. 31.True or false: a scanner is hardware. (a) False (b) True
32. 32.What does it mean to open a file? (a) store your work (b) put it in another place (c) see what is inside (d) get rid of it
33. 33.True or false: a speaker is a storage device. (a) True (b) False
34. 34.🔍 Which is the odd one out? (a) a typing tutor (b) a mouse (c) a scanner (d) a monitor
35. 35.Which of these is true of RAM? (a) keeps your saved files (b) holds apps that are open (c) keeps photos for years (d) keeps data when off
36. 36.📄 What does a word processor help us do? (a) water plants (b) fly a kite (c) type and edit text (d) cook food
37. 37.💾 Which is smaller: 1 TB or 1 bit? (a) 1 bit (b) 1 TB
38. 38.📄 A file name ends in .mp4. What is it most likely? (a) a document (b) a picture (c) a video (d) a sound
39. 39.🔍 Which is the odd one out? (a) a hard disk (b) a mouse (c) a calculator app (d) a webcam
40. 40.💾 Which is smaller: 1 KB or 1 byte? (a) 1 byte (b) 1 KB

Free computer lessons, practice and worksheets at talentjr.in/computer-worksheets