Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 718 · 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) 9 (b) 5 (c) 1 (d) 2
2. 2.👩‍💻 What do we call people who write software? (a) plumbers (b) farmers (c) programmers (d) tailors
3. 3.What does it mean to rename a file? (a) change its name (b) throw it away (c) make an exact twin (d) see what is inside
4. 4.🔍 Which is the odd one out? (a) a typing tutor (b) a monitor (c) a calculator app (d) a music player app
5. 5.💾 How many KB are there in 4 MB?
6. 6.💾 Which one keeps photos for years: RAM or storage? (a) RAM (b) storage
7. 7.Which of these is software? (a) a scanner (b) a speaker (c) a webcam (d) a computer game
8. 8.Which of these is software? (a) a web browser (b) a keyboard (c) a printer (d) a mouse
9. 9.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+B (b) Ctrl+U (c) Ctrl+I (d) Ctrl+F
10. 10.🧩 Is a webcam hardware or software? (a) software (b) hardware
11. 11.True or false: a webcam is software. (a) True (b) False
12. 12.⚡ Which is faster for the computer to work with? (a) a memory card (b) RAM (c) a printer (d) a pen drive
13. 13.True or false: RAM is the working memory. (a) True (b) False
14. 14.🧩 Is a pen drive hardware or software? (a) software (b) hardware
15. 15.True or false: Ctrl+S is the shortcut to save. (a) True (b) False
16. 16.True or false: Ctrl+V is the shortcut to paste. (a) False (b) True
17. 17.💾 How many MB are there in 1 GB?
18. 18.📁 What do we call a folder inside another folder? (a) a big file (b) a printer (c) a subfolder (d) an icon
19. 19.📄 A file name ends in .avi. What is it most likely? (a) a sound (b) a video (c) a picture (d) a document
20. 20.🧰 Is a keyboard a storage, input or output device? (a) an input device (b) a storage device (c) an output device
21. 21.💾 How many bits are there in 11 bytes?
22. 22.🧰 Is a pen drive a storage, input or output device? (a) a storage device (b) an output device (c) an input device
23. 23.✋ Which can we touch: hardware or software? (a) hardware (b) software
24. 24.🧩 Is a music player app hardware or software? (a) hardware (b) software
25. 25.Which of these is software? (a) a monitor (b) a paint program (c) a speaker (d) a pen drive
26. 26.🔍 Which is the odd one out? (a) projector (b) monitor (c) printer (d) microphone
27. 27.💾 How many KB are there in 2 MB?
28. 28.🧩 Is a printer hardware or software? (a) software (b) hardware
29. 29.📄 A file name ends in .mp4. What is it most likely? (a) a document (b) a video (c) a sound (d) a picture
30. 30.💾 Which is smaller: 1 MB or 1 byte? (a) 1 byte (b) 1 MB
31. 31.Which of these is software? (a) a pen drive (b) a music player app (c) a mouse (d) a webcam
32. 32.🔍 Which is the odd one out? (a) projector (b) monitor (c) pen drive (d) speaker
33. 33.🧩 Is a speaker hardware or software? (a) hardware (b) software
34. 34.📄 What does a word processor help us do? (a) fly a kite (b) cook food (c) water plants (d) type and edit text
35. 35.📁 Which word means to “make an exact twin” (for a file or folder)? (a) open (b) save (c) create (d) copy
36. 36.True or false: Ctrl+V is the shortcut to print. (a) False (b) True
37. 37.💾 Which one is temporary memory: RAM or storage? (a) storage (b) RAM
38. 38.💡 What is the smallest unit of computer memory? (a) bit (b) KB (c) byte (d) GB
39. 39.Which file ending is a sound? (a) .avi (b) .mp3 (c) .mp4 (d) .pdf
40. 40.💾 Which is smaller: 1 TB or 1 MB? (a) 1 TB (b) 1 MB

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