Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 92 · 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 word means to “keep your work for later” (for a file or folder)? (a) delete (b) move (c) save (d) open
2. 2.✋ Which can we touch: hardware or software? (a) hardware (b) software
3. 3.True or false: to save a file means to store your work. (a) True (b) False
4. 4.💾 Which is smaller: 1 bit or 1 MB? (a) 1 MB (b) 1 bit
5. 5.True or false: a keyboard is hardware. (a) True (b) False
6. 6.🏷️ Every file has a ___ so we can find it. (a) smell (b) weight (c) name (d) taste
7. 7.True or false: storage (like a hard disk) is temporary memory. (a) True (b) False
8. 8.True or false: Ctrl+P is the shortcut to print. (a) False (b) True
9. 9.💾 Which is smaller: 1 MB or 1 byte? (a) 1 MB (b) 1 byte
10. 10.🧰 Is a scanner a storage, input or output device? (a) a storage device (b) an input device (c) an output device
11. 11.Which of these is hardware? (a) a pen drive (b) a paint program (c) a web browser (d) a calculator app
12. 12.True or false: RAM keeps data when off. (a) True (b) False
13. 13.👩‍💻 What do we call people who write software? (a) farmers (b) plumbers (c) tailors (d) programmers
14. 14.True or false: a web browser is software. (a) False (b) True
15. 15.What does it mean to rename a file? (a) make a brand-new one (b) throw it away (c) see what is inside (d) change its name
16. 16.🔍 Which is the odd one out? (a) a web browser (b) a word processor (c) a computer game (d) a keyboard
17. 17.🔢 A bit can be only 0 or ___. (a) 5 (b) 1 (c) 9 (d) 2
18. 18.💾 Which is bigger: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
19. 19.💾 Which one is permanent storage: RAM or storage? (a) RAM (b) storage
20. 20.💾 How many KB are there in 2 MB?
21. 21.True or false: a keyboard is software. (a) False (b) True
22. 22.⌨️ In a word processor, what does Ctrl+Y do? (a) print (b) paste (c) copy (d) redo
23. 23.📄 A file name ends in .avi. What is it most likely? (a) a document (b) a video (c) a sound (d) a picture
24. 24.💾 Which is smaller: 1 TB or 1 byte? (a) 1 TB (b) 1 byte
25. 25.💾 How many bits are there in 1 byte?
26. 26.📁 Which word means to “give it a new name” (for a file or folder)? (a) delete (b) rename (c) save (d) copy
27. 27.True or false: a printer is hardware. (a) False (b) True
28. 28.💾 How many bytes are there in 3 KB?
29. 29.Which of these is true of RAM? (a) keeps photos for years (b) keeps your saved files (c) is permanent storage (d) loses data when off
30. 30.🧰 Is a pen drive a storage, input or output device? (a) a storage device (b) an input device (c) an output device
31. 31.🔍 Which is the odd one out? (a) a mouse (b) a webcam (c) a printer (d) a web browser
32. 32.Which file ending is a video? (a) .mp3 (b) .gif (c) .mp4 (d) .pdf
33. 33.What does it mean to move a file? (a) throw it away (b) see what is inside (c) put it in another place (d) make an exact twin
34. 34.Which of these is hardware? (a) a word processor (b) a keyboard (c) a paint program (d) a typing tutor
35. 35.True or false: a music player app is hardware. (a) False (b) True
36. 36.💾 Which one keeps data when off: RAM or storage? (a) RAM (b) storage
37. 37.💡 What is the smallest unit of computer memory? (a) byte (b) bit (c) GB (d) KB
38. 38.🧰 Is a solid-state drive a storage, input or output device? (a) an input device (b) a storage device (c) an output device
39. 39.📁 What do we call a folder inside another folder? (a) a big file (b) an icon (c) a printer (d) a subfolder
40. 40.Which shortcut do we press to copy? (a) Ctrl+S (b) Ctrl+Y (c) Ctrl+P (d) Ctrl+C

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