Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 869 · 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.🧾 Software is a set of ___ for the computer. (a) buttons (b) instructions (c) wires (d) screws
2. 2.📁 Which word means to “get rid of it” (for a file or folder)? (a) copy (b) create (c) delete (d) save
3. 3.🧩 Is a computer game hardware or software? (a) hardware (b) software
4. 4.💾 Which is smaller: 1 bit or 1 GB? (a) 1 bit (b) 1 GB
5. 5.⌨️ In a word processor, what does Ctrl+C do? (a) save (b) copy (c) redo (d) cut
6. 6.💾 Which is smaller: 1 GB or 1 bit? (a) 1 GB (b) 1 bit
7. 7.🔍 Which is the odd one out? (a) a typing tutor (b) a pen drive (c) a music player app (d) a calculator app
8. 8.Which of these is hardware? (a) a paint program (b) a music player app (c) an operating system (d) a printer
9. 9.True or false: a speaker is hardware. (a) False (b) True
10. 10.True or false: a scanner is software. (a) True (b) False
11. 11.Which shortcut do we press to cut? (a) Ctrl+X (b) Ctrl+C (c) Ctrl+V (d) Ctrl+Z
12. 12.True or false: Ctrl+P is the shortcut to paste. (a) True (b) False
13. 13.True or false: a hard disk is hardware. (a) True (b) False
14. 14.💡 What is the smallest unit of computer memory? (a) KB (b) GB (c) byte (d) bit
15. 15.📁 Which word means to “throw it away” (for a file or folder)? (a) open (b) save (c) delete (d) rename
16. 16.💾 Which one keeps photos for years: RAM or storage? (a) storage (b) RAM
17. 17.True or false: a mouse is hardware. (a) False (b) True
18. 18.💾 Which is smaller: 1 GB or 1 MB? (a) 1 MB (b) 1 GB
19. 19.True or false: RAM keeps data when off. (a) False (b) True
20. 20.😮 You deleted a word by mistake. What brings it back? (a) Copy (b) Undo (c) Save (d) Cut
21. 21.💾 Which is bigger: 1 KB or 1 GB? (a) 1 GB (b) 1 KB
22. 22.💾 How many KB are there in 3 MB?
23. 23.Which of these is hardware? (a) a web browser (b) a monitor (c) a computer game (d) a calculator app
24. 24.True or false: a hard disk is an output device. (a) False (b) True
25. 25.🧩 Is a printer hardware or software? (a) hardware (b) software
26. 26.True or false: Ctrl+A is the shortcut to cut. (a) False (b) True
27. 27.True or false: to move a file means to make a brand-new one. (a) False (b) True
28. 28.💾 How many MB are there in 1 GB?
29. 29.📄 A file name ends in .wav. What is it most likely? (a) a picture (b) a video (c) a document (d) a sound
30. 30.✋ Which can we touch: hardware or software? (a) hardware (b) software
31. 31.🔢 A bit can be only 0 or ___. (a) 2 (b) 1 (c) 9 (d) 5
32. 32.Which of these is an output device? (a) keyboard (b) speaker (c) memory card (d) scanner
33. 33.📁 Which word means to “make an exact twin” (for a file or folder)? (a) copy (b) save (c) delete (d) rename
34. 34.💾 Which is bigger: 1 GB or 1 KB? (a) 1 KB (b) 1 GB
35. 35.⌨️ In a word processor, what does Ctrl+X do? (a) redo (b) paste (c) print (d) cut
36. 36.🔍 Which is the odd one out? (a) a speaker (b) a hard disk (c) a calculator app (d) a pen drive
37. 37.🧰 Is a memory card a storage, input or output device? (a) a storage device (b) an input device (c) an output device
38. 38.💾 How many bits are there in 10 bytes?
39. 39.Which shortcut do we press to copy? (a) Ctrl+A (b) Ctrl+V (c) Ctrl+C (d) Ctrl+Y
40. 40.True or false: a monitor is software. (a) True (b) False

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