Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 282 · 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 file ending is a picture? (a) .txt (b) .avi (c) .wav (d) .gif
2. 2.⌨️ In a word processor, what does Ctrl+C do? (a) copy (b) paste (c) undo (d) save
3. 3.True or false: Ctrl+C is the shortcut to cut. (a) True (b) False
4. 4.👩‍💻 What do we call people who write software? (a) farmers (b) tailors (c) programmers (d) plumbers
5. 5.Which shortcut do we press to redo? (a) Ctrl+S (b) Ctrl+P (c) Ctrl+C (d) Ctrl+Y
6. 6.💡 What is the smallest unit of computer memory? (a) GB (b) byte (c) KB (d) bit
7. 7.💾 How many GB are there in 1 TB?
8. 8.🧩 Is a music player app hardware or software? (a) hardware (b) software
9. 9.True or false: Ctrl+S is the shortcut to redo. (a) True (b) False
10. 10.True or false: a webcam is software. (a) False (b) True
11. 11.True or false: a music player app is hardware. (a) False (b) True
12. 12.🧰 Is a keyboard a storage, input or output device? (a) an output device (b) a storage device (c) an input device
13. 13.💾 Which one keeps data when off: RAM or storage? (a) RAM (b) storage
14. 14.🔍 Which is the odd one out? (a) pen drive (b) mouse (c) hard disk (d) solid-state drive
15. 15.🖍️ Before we cut or copy text, we must first ___ it. (a) print (b) select (c) save (d) delete
16. 16.📷 A camera keeps its photos on a small ___. (a) speaker (b) keyboard (c) memory card (d) mouse pad
17. 17.⚡ Which is faster for the computer to work with? (a) RAM (b) a printer (c) a pen drive (d) a memory card
18. 18.🔢 A bit can be only 0 or ___. (a) 2 (b) 5 (c) 1 (d) 9
19. 19.🧩 Is a printer hardware or software? (a) software (b) hardware
20. 20.🔍 Which is the odd one out? (a) a computer game (b) a speaker (c) an operating system (d) a paint program
21. 21.📁 Which word means to “change its name” (for a file or folder)? (a) rename (b) move (c) create (d) open
22. 22.🔍 Which is the odd one out? (a) a calculator app (b) a speaker (c) a keyboard (d) a pen drive
23. 23.🧩 Is a keyboard hardware or software? (a) software (b) hardware
24. 24.True or false: a pen drive is hardware. (a) False (b) True
25. 25.🔍 Which is the odd one out? (a) monitor (b) projector (c) speaker (d) pen drive
26. 26.📁 Which word means to “put it in another place” (for a file or folder)? (a) move (b) delete (c) open (d) rename
27. 27.🧩 Is a mouse hardware or software? (a) software (b) hardware
28. 28.💾 Which is bigger: 1 bit or 1 TB? (a) 1 bit (b) 1 TB
29. 29.💾 Which is bigger: 1 KB or 1 TB? (a) 1 KB (b) 1 TB
30. 30.☁️ Saving files on the internet to use from anywhere is called ___. (a) paper storage (b) rain storage (c) box storage (d) cloud storage
31. 31.Which of these is hardware? (a) a web browser (b) an operating system (c) a mouse (d) a paint program
32. 32.True or false: a pen drive is an output device. (a) False (b) True
33. 33.True or false: an operating system is software. (a) True (b) False
34. 34.📄 A file name ends in .mkv. What is it most likely? (a) a picture (b) a sound (c) a video (d) a document
35. 35.🔍 Which is the odd one out? (a) a speaker (b) a paint program (c) a webcam (d) a keyboard
36. 36.🧰 Is a projector a storage, input or output device? (a) an input device (b) a storage device (c) an output device
37. 37.✋ Which can we touch: hardware or software? (a) hardware (b) software
38. 38.💾 Which is smaller: 1 GB or 1 bit? (a) 1 GB (b) 1 bit
39. 39.🧩 Is a pen drive hardware or software? (a) software (b) hardware
40. 40.🧩 Is a web browser hardware or software? (a) software (b) hardware

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