Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 522 · 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 can we touch: hardware or software? (a) hardware (b) software
2. 2.⌨️ In a word processor, what does Ctrl+C do? (a) redo (b) paste (c) copy (d) cut
3. 3.Which shortcut do we press to select all? (a) Ctrl+S (b) Ctrl+X (c) Ctrl+C (d) Ctrl+A
4. 4.True or false: Ctrl+P is the shortcut to print. (a) True (b) False
5. 5.True or false: storage (like a hard disk) is temporary memory. (a) False (b) True
6. 6.💾 Which is smaller: 1 byte or 1 TB? (a) 1 TB (b) 1 byte
7. 7.Which of these is true of RAM? (a) keeps photos for years (b) keeps your saved files (c) is permanent storage (d) is the working memory
8. 8.💾 Which one is the working memory: RAM or storage? (a) storage (b) RAM
9. 9.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+U (b) Ctrl+F (c) Ctrl+I (d) Ctrl+B
10. 10.True or false: to open a file means to make a brand-new one. (a) False (b) True
11. 11.💾 Which is bigger: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
12. 12.📁 Which word means to “put it in another place” (for a file or folder)? (a) rename (b) save (c) create (d) move
13. 13.Which shortcut do we press to save? (a) Ctrl+S (b) Ctrl+X (c) Ctrl+P (d) Ctrl+V
14. 14.⌨️ In a word processor, what does Ctrl+P do? (a) print (b) undo (c) save (d) select all
15. 15.🔍 Which is the odd one out? (a) a paint program (b) a keyboard (c) a web browser (d) a typing tutor
16. 16.What does it mean to move a file? (a) throw it away (b) keep your work for later (c) give it a new name (d) put it in another place
17. 17.True or false: Ctrl+X is the shortcut to print. (a) False (b) True
18. 18.Which of these is a storage device? (a) pen drive (b) mouse (c) scanner (d) printer
19. 19.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) save (b) create (c) rename (d) delete
20. 20.📄 A file name ends in .mp3. What is it most likely? (a) a picture (b) a video (c) a sound (d) a document
21. 21.🔍 Which is the odd one out? (a) a printer (b) a monitor (c) a typing tutor (d) a pen drive
22. 22.True or false: to save a file means to keep your work for later. (a) False (b) True
23. 23.💾 How many bytes are there in 4 KB?
24. 24.💾 How many GB are there in 2 TB?
25. 25.Which file ending is a sound? (a) .avi (b) .mp4 (c) .wav (d) .mkv
26. 26.📄 A file name ends in .mkv. What is it most likely? (a) a document (b) a sound (c) a video (d) a picture
27. 27.⌨️ In a word processor, what does Ctrl+S do? (a) select all (b) save (c) copy (d) redo
28. 28.True or false: to copy a file means to get rid of it. (a) True (b) False
29. 29.True or false: Ctrl+P is the shortcut to undo. (a) True (b) False
30. 30.💾 Which is smaller: 1 TB or 1 GB? (a) 1 TB (b) 1 GB
31. 31.Which shortcut do we press to paste? (a) Ctrl+C (b) Ctrl+P (c) Ctrl+S (d) Ctrl+V
32. 32.True or false: a pen drive is an input device. (a) False (b) True
33. 33.Which of these is true of storage (like a hard disk)? (a) is temporary memory (b) loses data when off (c) keeps your saved files (d) holds apps that are open
34. 34.💾 How many bytes are there in 2 KB?
35. 35.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the hard disk (b) the memory card (c) RAM (d) the pen drive
36. 36.💾 Which is smaller: 1 byte or 1 KB? (a) 1 byte (b) 1 KB
37. 37.🧾 Software is a set of ___ for the computer. (a) wires (b) screws (c) instructions (d) buttons
38. 38.⚡ Which is faster for the computer to work with? (a) RAM (b) a memory card (c) a pen drive (d) a printer
39. 39.💾 Which is bigger: 1 TB or 1 MB? (a) 1 MB (b) 1 TB
40. 40.💾 Which is smaller: 1 byte or 1 MB? (a) 1 byte (b) 1 MB

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