Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 216 · 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.True or false: a typing tutor is hardware. (a) True (b) False
2. 2.🖍️ Before we cut or copy text, we must first ___ it. (a) select (b) print (c) delete (d) save
3. 3.💡 What is the smallest unit of computer memory? (a) KB (b) GB (c) byte (d) bit
4. 4.Which shortcut do we press to select all? (a) Ctrl+V (b) Ctrl+X (c) Ctrl+Z (d) Ctrl+A
5. 5.📄 A file name ends in .jpg. What is it most likely? (a) a picture (b) a video (c) a sound (d) a document
6. 6.⌨️ In a word processor, what does Ctrl+C do? (a) redo (b) save (c) copy (d) select all
7. 7.📷 A camera keeps its photos on a small ___. (a) mouse pad (b) speaker (c) keyboard (d) memory card
8. 8.💾 Which is bigger: 1 TB or 1 bit? (a) 1 bit (b) 1 TB
9. 9.Which shortcut do we press to paste? (a) Ctrl+Y (b) Ctrl+P (c) Ctrl+S (d) Ctrl+V
10. 10.True or false: a hard disk is an input device. (a) False (b) True
11. 11.💾 How many bytes are there in 2 KB?
12. 12.True or false: RAM is the working memory. (a) True (b) False
13. 13.💾 How many GB are there in 2 TB?
14. 14.⌨️ In a word processor, what does Ctrl+Y do? (a) paste (b) redo (c) cut (d) undo
15. 15.🧩 Is a computer game hardware or software? (a) software (b) hardware
16. 16.🧩 Is a monitor hardware or software? (a) hardware (b) software
17. 17.True or false: a word processor is software. (a) False (b) True
18. 18.💾 Which is bigger: 1 byte or 1 MB? (a) 1 MB (b) 1 byte
19. 19.📄 A file name ends in .mp4. What is it most likely? (a) a picture (b) a document (c) a video (d) a sound
20. 20.💾 How many KB are there in 4 MB?
21. 21.True or false: a microphone is an input device. (a) True (b) False
22. 22.True or false: storage (like a hard disk) loses data when off. (a) False (b) True
23. 23.💾 Which is bigger: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
24. 24.Which of these is software? (a) a printer (b) a monitor (c) a music player app (d) a hard disk
25. 25.True or false: Ctrl+Z is the shortcut to undo. (a) True (b) False
26. 26.💾 Which is smaller: 1 GB or 1 bit? (a) 1 bit (b) 1 GB
27. 27.⌨️ In a word processor, what does Ctrl+X do? (a) paste (b) copy (c) cut (d) select all
28. 28.🏷️ Every file has a ___ so we can find it. (a) smell (b) weight (c) name (d) taste
29. 29.🔍 Which is the odd one out? (a) an operating system (b) a word processor (c) a mouse (d) a paint program
30. 30.🧰 Is a microphone a storage, input or output device? (a) an output device (b) a storage device (c) an input device
31. 31.💾 Which is smaller: 1 GB or 1 MB? (a) 1 GB (b) 1 MB
32. 32.💾 Which is smaller: 1 KB or 1 GB? (a) 1 KB (b) 1 GB
33. 33.True or false: storage (like a hard disk) holds apps that are open. (a) False (b) True
34. 34.📁 Which word means to “get rid of it” (for a file or folder)? (a) open (b) create (c) save (d) delete
35. 35.🧰 Is a memory card a storage, input or output device? (a) a storage device (b) an output device (c) an input device
36. 36.🧰 Is a pen drive a storage, input or output device? (a) an input device (b) an output device (c) a storage device
37. 37.🔍 Which is the odd one out? (a) a word processor (b) a pen drive (c) a scanner (d) a speaker
38. 38.📋 You want the same sentence in two places. What do you use first? (a) Backspace (b) Copy (c) Delete (d) Undo
39. 39.💾 Which one holds apps that are open: RAM or storage? (a) storage (b) RAM
40. 40.💾 Which is bigger: 1 bit or 1 byte? (a) 1 bit (b) 1 byte

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