Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 195 · 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 printer is software. (a) False (b) True
2. 2.💾 Which is bigger: 1 bit or 1 byte? (a) 1 bit (b) 1 byte
3. 3.🔢 A bit can be only 0 or ___. (a) 1 (b) 9 (c) 5 (d) 2
4. 4.True or false: to open a file means to see what is inside. (a) True (b) False
5. 5.What does it mean to move a file? (a) give it a new name (b) put it in another place (c) make a brand-new one (d) see what is inside
6. 6.💾 Which is bigger: 1 byte or 1 bit? (a) 1 byte (b) 1 bit
7. 7.🧾 Software is a set of ___ for the computer. (a) screws (b) buttons (c) instructions (d) wires
8. 8.🔍 Which is the odd one out? (a) a mouse (b) a calculator app (c) a monitor (d) a printer
9. 9.📁 Which word means to “put it in another place” (for a file or folder)? (a) delete (b) open (c) save (d) move
10. 10.⌨️ In a word processor, what does Ctrl+X do? (a) paste (b) save (c) cut (d) copy
11. 11.⌨️ In a word processor, what does Ctrl+V do? (a) print (b) cut (c) paste (d) save
12. 12.💾 How many KB are there in 1 MB?
13. 13.⌨️ In a word processor, what does Ctrl+C do? (a) copy (b) undo (c) print (d) paste
14. 14.Which of these is a storage device? (a) pen drive (b) scanner (c) speaker (d) projector
15. 15.👩‍💻 What do we call people who write software? (a) plumbers (b) tailors (c) farmers (d) programmers
16. 16.🧰 Is a solid-state drive a storage, input or output device? (a) a storage device (b) an input device (c) an output device
17. 17.✋ Which can we touch: hardware or software? (a) software (b) hardware
18. 18.Which of these is software? (a) a printer (b) a computer game (c) a monitor (d) a webcam
19. 19.🔍 Which is the odd one out? (a) pen drive (b) monitor (c) projector (d) speaker
20. 20.💾 How many MB are there in 1 GB?
21. 21.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+F (b) Ctrl+U (c) Ctrl+B (d) Ctrl+I
22. 22.📁 Which word means to “give it a new name” (for a file or folder)? (a) copy (b) create (c) rename (d) delete
23. 23.🔍 Which is the odd one out? (a) a mouse (b) a monitor (c) a printer (d) a typing tutor
24. 24.💾 Which is smaller: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
25. 25.Which shortcut do we press to print? (a) Ctrl+X (b) Ctrl+P (c) Ctrl+Y (d) Ctrl+A
26. 26.Which of these is true of storage (like a hard disk)? (a) is the working memory (b) is temporary memory (c) is permanent storage (d) loses data when off
27. 27.💡 What is the smallest unit of computer memory? (a) KB (b) bit (c) GB (d) byte
28. 28.⌨️ In a word processor, what does Ctrl+Z do? (a) print (b) cut (c) copy (d) undo
29. 29.True or false: Ctrl+S is the shortcut to save. (a) False (b) True
30. 30.🔍 Which is the odd one out? (a) a word processor (b) a paint program (c) a typing tutor (d) a mouse
31. 31.🧩 Is a typing tutor hardware or software? (a) hardware (b) software
32. 32.💾 Which is smaller: 1 bit or 1 KB? (a) 1 KB (b) 1 bit
33. 33.😮 You deleted a word by mistake. What brings it back? (a) Cut (b) Save (c) Undo (d) Copy
34. 34.🧰 Is a printer a storage, input or output device? (a) an input device (b) a storage device (c) an output device
35. 35.Which of these is true of RAM? (a) keeps data when off (b) keeps photos for years (c) loses data when off (d) is permanent storage
36. 36.🔍 Which is the odd one out? (a) a scanner (b) a mouse (c) a music player app (d) a pen drive
37. 37.Which of these is true of storage (like a hard disk)? (a) is the working memory (b) keeps photos for years (c) is temporary memory (d) loses data when off
38. 38.🔍 Which is the odd one out? (a) a music player app (b) an operating system (c) a calculator app (d) a hard disk
39. 39.True or false: storage (like a hard disk) is the working memory. (a) False (b) True
40. 40.True or false: a paint program is hardware. (a) True (b) False

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