Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 205 · 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.🔢 A bit can be only 0 or ___. (a) 2 (b) 9 (c) 5 (d) 1
2. 2.🧩 Is a word processor hardware or software? (a) hardware (b) software
3. 3.True or false: a monitor is an output device. (a) False (b) True
4. 4.Which of these is hardware? (a) a word processor (b) a music player app (c) a monitor (d) a calculator app
5. 5.✋ Which can we touch: hardware or software? (a) software (b) hardware
6. 6.True or false: a web browser is hardware. (a) True (b) False
7. 7.Which file ending is a document? (a) .jpg (b) .mp4 (c) .pdf (d) .avi
8. 8.🏷️ Every file has a ___ so we can find it. (a) smell (b) weight (c) name (d) taste
9. 9.🔍 Which is the odd one out? (a) a word processor (b) a web browser (c) an operating system (d) a monitor
10. 10.⚡ Which is faster for the computer to work with? (a) a printer (b) a pen drive (c) RAM (d) a memory card
11. 11.True or false: Ctrl+V is the shortcut to paste. (a) True (b) False
12. 12.True or false: Ctrl+S is the shortcut to save. (a) True (b) False
13. 13.⌨️ In a word processor, what does Ctrl+Z do? (a) copy (b) select all (c) paste (d) undo
14. 14.What does it mean to copy a file? (a) store your work (b) keep your work for later (c) see what is inside (d) make an exact twin
15. 15.💾 How many MB are there in 2 GB?
16. 16.Which of these is hardware? (a) a paint program (b) a word processor (c) a webcam (d) a computer game
17. 17.Which of these is true of RAM? (a) keeps your saved files (b) keeps photos for years (c) keeps data when off (d) is temporary memory
18. 18.💾 Which is smaller: 1 byte or 1 MB? (a) 1 MB (b) 1 byte
19. 19.🔍 Which is the odd one out? (a) printer (b) memory card (c) monitor (d) speaker
20. 20.🖍️ Before we cut or copy text, we must first ___ it. (a) print (b) save (c) select (d) delete
21. 21.💾 How many bytes are there in 1 KB?
22. 22.🧰 Is a memory card a storage, input or output device? (a) an input device (b) a storage device (c) an output device
23. 23.Which of these is an input device? (a) memory card (b) pen drive (c) monitor (d) microphone
24. 24.True or false: a memory card is a storage device. (a) True (b) False
25. 25.Which shortcut do we press to paste? (a) Ctrl+Y (b) Ctrl+X (c) Ctrl+V (d) Ctrl+S
26. 26.💡 What is the smallest unit of computer memory? (a) bit (b) GB (c) byte (d) KB
27. 27.💾 How many bytes are there in 4 KB?
28. 28.Which of these is software? (a) a computer game (b) a speaker (c) a pen drive (d) a hard disk
29. 29.True or false: to create a file means to make a brand-new one. (a) True (b) False
30. 30.What does it mean to open a file? (a) make an exact twin (b) store your work (c) give it a new name (d) see what is inside
31. 31.👩‍💻 What do we call people who write software? (a) tailors (b) programmers (c) plumbers (d) farmers
32. 32.⌨️ In a word processor, what does Ctrl+P do? (a) redo (b) paste (c) print (d) undo
33. 33.True or false: to open a file means to see what is inside. (a) False (b) True
34. 34.True or false: a printer is software. (a) False (b) True
35. 35.🔍 Which is the odd one out? (a) a keyboard (b) a word processor (c) a mouse (d) a monitor
36. 36.True or false: a speaker is hardware. (a) True (b) False
37. 37.🔍 Which is the odd one out? (a) pen drive (b) speaker (c) solid-state drive (d) hard disk
38. 38.💾 Which is bigger: 1 bit or 1 GB? (a) 1 bit (b) 1 GB
39. 39.⌨️ In a word processor, what does Ctrl+V do? (a) select all (b) redo (c) paste (d) print
40. 40.📁 Which word means to “make an exact twin” (for a file or folder)? (a) delete (b) save (c) copy (d) create

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