Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 118 · 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 camera keeps its photos on a small ___. (a) keyboard (b) speaker (c) memory card (d) mouse pad
2. 2.💾 Which is smaller: 1 TB or 1 MB? (a) 1 TB (b) 1 MB
3. 3.True or false: to open a file means to put it in another place. (a) False (b) True
4. 4.⌨️ In a word processor, what does Ctrl+S do? (a) copy (b) save (c) undo (d) redo
5. 5.💾 How many KB are there in 2 MB?
6. 6.💾 Which is smaller: 1 GB or 1 bit? (a) 1 bit (b) 1 GB
7. 7.🧩 Is a pen drive hardware or software? (a) software (b) hardware
8. 8.Which file ending is a video? (a) .mp3 (b) .gif (c) .mp4 (d) .txt
9. 9.True or false: a pen drive is a storage device. (a) False (b) True
10. 10.🔍 Which is the odd one out? (a) memory card (b) pen drive (c) hard disk (d) scanner
11. 11.🔢 A bit can be only 0 or ___. (a) 2 (b) 9 (c) 5 (d) 1
12. 12.Which of these is software? (a) a keyboard (b) a computer game (c) a monitor (d) a hard disk
13. 13.🔍 Which is the odd one out? (a) an operating system (b) a computer game (c) a web browser (d) a scanner
14. 14.💾 Which one is the working memory: RAM or storage? (a) storage (b) RAM
15. 15.💾 Which is bigger: 1 TB or 1 bit? (a) 1 bit (b) 1 TB
16. 16.☁️ Saving files on the internet to use from anywhere is called ___. (a) box storage (b) paper storage (c) cloud storage (d) rain storage
17. 17.⚡ Which is faster for the computer to work with? (a) a printer (b) a pen drive (c) RAM (d) a memory card
18. 18.True or false: Ctrl+P is the shortcut to print. (a) True (b) False
19. 19.💡 What is the smallest unit of computer memory? (a) byte (b) KB (c) GB (d) bit
20. 20.💾 How many bytes are there in 3 KB?
21. 21.Which shortcut do we press to paste? (a) Ctrl+V (b) Ctrl+A (c) Ctrl+C (d) Ctrl+Z
22. 22.🏷️ Every file has a ___ so we can find it. (a) taste (b) weight (c) smell (d) name
23. 23.📄 A file name ends in .png. What is it most likely? (a) a video (b) a sound (c) a document (d) a picture
24. 24.⌨️ In a word processor, what does Ctrl+P do? (a) save (b) select all (c) print (d) undo
25. 25.True or false: a webcam is software. (a) True (b) False
26. 26.💾 Which is bigger: 1 MB or 1 byte? (a) 1 byte (b) 1 MB
27. 27.💾 Which one is temporary memory: RAM or storage? (a) storage (b) RAM
28. 28.💾 Which is bigger: 1 byte or 1 KB? (a) 1 byte (b) 1 KB
29. 29.🧩 Is an operating system hardware or software? (a) software (b) hardware
30. 30.True or false: to delete a file means to see what is inside. (a) False (b) True
31. 31.True or false: to rename a file means to give it a new name. (a) True (b) False
32. 32.🖍️ Before we cut or copy text, we must first ___ it. (a) print (b) save (c) delete (d) select
33. 33.Which file ending is a sound? (a) .wav (b) .mp4 (c) .avi (d) .png
34. 34.⌨️ In a word processor, what does Ctrl+V do? (a) paste (b) save (c) redo (d) select all
35. 35.📄 What does a word processor help us do? (a) cook food (b) fly a kite (c) water plants (d) type and edit text
36. 36.💾 Which is bigger: 1 KB or 1 byte? (a) 1 KB (b) 1 byte
37. 37.⌨️ In a word processor, what does Ctrl+C do? (a) redo (b) undo (c) copy (d) save
38. 38.🔍 Which is the odd one out? (a) a hard disk (b) a monitor (c) a pen drive (d) a typing tutor
39. 39.Which of these is hardware? (a) a typing tutor (b) a web browser (c) a monitor (d) a paint program
40. 40.💾 Which one keeps data when off: RAM or storage? (a) storage (b) RAM

Free computer lessons, practice and worksheets at talentjr.in/computer-worksheets