Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 1 · 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.💾 How many MB are there in 2 GB?
2. 2.💾 Which one keeps data when off: RAM or storage? (a) storage (b) RAM
3. 3.Which of these is a storage device? (a) mouse (b) projector (c) printer (d) solid-state drive
4. 4.✋ Which can we touch: hardware or software? (a) hardware (b) software
5. 5.Which shortcut do we press to cut? (a) Ctrl+C (b) Ctrl+Z (c) Ctrl+A (d) Ctrl+X
6. 6.True or false: Ctrl+P is the shortcut to print. (a) False (b) True
7. 7.💾 Which is bigger: 1 MB or 1 TB? (a) 1 MB (b) 1 TB
8. 8.⚡ Which is faster for the computer to work with? (a) a pen drive (b) RAM (c) a printer (d) a memory card
9. 9.📄 A file name ends in .jpg. What is it most likely? (a) a video (b) a document (c) a sound (d) a picture
10. 10.🔍 Which is the odd one out? (a) a web browser (b) a speaker (c) a music player app (d) a paint program
11. 11.📁 Which word means to “give it a new name” (for a file or folder)? (a) delete (b) move (c) copy (d) rename
12. 12.🧩 Is a scanner hardware or software? (a) hardware (b) software
13. 13.🧾 Software is a set of ___ for the computer. (a) instructions (b) screws (c) wires (d) buttons
14. 14.☁️ Saving files on the internet to use from anywhere is called ___. (a) box storage (b) cloud storage (c) paper storage (d) rain storage
15. 15.Which of these is true of storage (like a hard disk)? (a) is temporary memory (b) holds apps that are open (c) keeps photos for years (d) loses data when off
16. 16.True or false: a webcam is software. (a) True (b) False
17. 17.🧰 Is a solid-state drive a storage, input or output device? (a) an output device (b) an input device (c) a storage device
18. 18.📋 You want the same sentence in two places. What do you use first? (a) Copy (b) Delete (c) Undo (d) Backspace
19. 19.🧩 Is a music player app hardware or software? (a) hardware (b) software
20. 20.Which of these is hardware? (a) a word processor (b) a music player app (c) an operating system (d) a scanner
21. 21.Which file ending is a picture? (a) .mkv (b) .png (c) .avi (d) .txt
22. 22.💾 How many bits are there in 12 bytes?
23. 23.📁 Which word means to “keep your work for later” (for a file or folder)? (a) copy (b) save (c) move (d) create
24. 24.💾 Which is smaller: 1 TB or 1 KB? (a) 1 KB (b) 1 TB
25. 25.Which of these is true of RAM? (a) keeps photos for years (b) loses data when off (c) keeps data when off (d) keeps your saved files
26. 26.🔍 Which is the odd one out? (a) a monitor (b) a scanner (c) an operating system (d) a hard disk
27. 27.True or false: to save a file means to make a brand-new one. (a) True (b) False
28. 28.📁 Which word means to “get rid of it” (for a file or folder)? (a) rename (b) save (c) delete (d) create
29. 29.⌨️ In a word processor, what does Ctrl+A do? (a) copy (b) redo (c) paste (d) select all
30. 30.True or false: Ctrl+Y is the shortcut to redo. (a) True (b) False
31. 31.Which of these is true of storage (like a hard disk)? (a) is temporary memory (b) is the working memory (c) keeps data when off (d) loses data when off
32. 32.📄 A file name ends in .txt. What is it most likely? (a) a sound (b) a document (c) a video (d) a picture
33. 33.⌨️ In a word processor, what does Ctrl+V do? (a) undo (b) redo (c) copy (d) paste
34. 34.Which of these is a storage device? (a) printer (b) hard disk (c) mouse (d) projector
35. 35.⌨️ In a word processor, what does Ctrl+Z do? (a) undo (b) print (c) save (d) copy
36. 36.True or false: to save a file means to keep your work for later. (a) True (b) False
37. 37.💾 Which one is temporary memory: RAM or storage? (a) RAM (b) storage
38. 38.💡 What is the smallest unit of computer memory? (a) bit (b) byte (c) KB (d) GB
39. 39.Which of these is true of storage (like a hard disk)? (a) is temporary memory (b) holds apps that are open (c) is the working memory (d) keeps your saved files
40. 40.💾 Which one is the working memory: RAM or storage? (a) storage (b) RAM

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