Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 913 · 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 one is permanent storage: RAM or storage? (a) RAM (b) storage
2. 2.📁 Which word means to “put it in another place” (for a file or folder)? (a) save (b) delete (c) move (d) open
3. 3.💾 How many bits are there in 2 bytes?
4. 4.⌨️ In a word processor, what does Ctrl+A do? (a) paste (b) redo (c) select all (d) undo
5. 5.🔍 Which is the odd one out? (a) a printer (b) a speaker (c) a scanner (d) a music player app
6. 6.💾 How many bits are there in 1 byte?
7. 7.👩‍💻 What do we call people who write software? (a) programmers (b) tailors (c) farmers (d) plumbers
8. 8.Which file ending is a sound? (a) .wav (b) .txt (c) .pdf (d) .png
9. 9.💾 Which is smaller: 1 GB or 1 bit? (a) 1 bit (b) 1 GB
10. 10.True or false: Ctrl+P is the shortcut to copy. (a) True (b) False
11. 11.💾 Which is bigger: 1 MB or 1 bit? (a) 1 bit (b) 1 MB
12. 12.Which shortcut do we press to undo? (a) Ctrl+P (b) Ctrl+Z (c) Ctrl+Y (d) Ctrl+S
13. 13.🔍 Which is the odd one out? (a) speaker (b) projector (c) keyboard (d) printer
14. 14.True or false: a microphone is a storage device. (a) True (b) False
15. 15.Which file ending is a document? (a) .avi (b) .wav (c) .txt (d) .png
16. 16.✂️ You want to move a sentence to the end. What do you use first? (a) Undo (b) Print (c) Delete (d) Cut
17. 17.💾 Which is smaller: 1 byte or 1 bit? (a) 1 byte (b) 1 bit
18. 18.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+B (b) Ctrl+U (c) Ctrl+F (d) Ctrl+I
19. 19.What does it mean to copy a file? (a) make an exact twin (b) throw it away (c) give it a new name (d) see what is inside
20. 20.Which file ending is a video? (a) .png (b) .pdf (c) .gif (d) .mp4
21. 21.🔍 Which is the odd one out? (a) monitor (b) mouse (c) speaker (d) printer
22. 22.✋ Which can we touch: hardware or software? (a) software (b) hardware
23. 23.🔍 Which is the odd one out? (a) projector (b) speaker (c) monitor (d) hard disk
24. 24.🧩 Is an operating system hardware or software? (a) hardware (b) software
25. 25.💾 How many bytes are there in 3 KB?
26. 26.🔍 Which is the odd one out? (a) a web browser (b) an operating system (c) a printer (d) a calculator app
27. 27.☁️ Saving files on the internet to use from anywhere is called ___. (a) paper storage (b) box storage (c) cloud storage (d) rain storage
28. 28.⌨️ In a word processor, what does Ctrl+S do? (a) save (b) select all (c) copy (d) cut
29. 29.💾 Which one is the working memory: RAM or storage? (a) storage (b) RAM
30. 30.⌨️ In a word processor, what does Ctrl+P do? (a) print (b) select all (c) save (d) paste
31. 31.🧩 Is a word processor hardware or software? (a) software (b) hardware
32. 32.🧰 Is a microphone a storage, input or output device? (a) an input device (b) a storage device (c) an output device
33. 33.⚡ Which is faster for the computer to work with? (a) a memory card (b) RAM (c) a printer (d) a pen drive
34. 34.True or false: a mouse is an input device. (a) True (b) False
35. 35.🧩 Is a computer game hardware or software? (a) hardware (b) software
36. 36.What does it mean to create a file? (a) change its name (b) throw it away (c) make an exact twin (d) make a brand-new one
37. 37.Which file ending is a picture? (a) .pdf (b) .mkv (c) .txt (d) .png
38. 38.🧩 Is a typing tutor hardware or software? (a) software (b) hardware
39. 39.📁 Which word means to “make an exact twin” (for a file or folder)? (a) rename (b) copy (c) delete (d) move
40. 40.True or false: to save a file means to store your work. (a) True (b) False

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