Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 773 · 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 of these is an input device? (a) solid-state drive (b) memory card (c) printer (d) keyboard
2. 2.🔢 A bit can be only 0 or ___. (a) 2 (b) 9 (c) 1 (d) 5
3. 3.💾 Which is smaller: 1 byte or 1 TB? (a) 1 TB (b) 1 byte
4. 4.Which of these is an input device? (a) mouse (b) projector (c) printer (d) solid-state drive
5. 5.📁 Which word means to “give it a new name” (for a file or folder)? (a) copy (b) open (c) rename (d) create
6. 6.🧩 Is a web browser hardware or software? (a) hardware (b) software
7. 7.🖍️ Before we cut or copy text, we must first ___ it. (a) print (b) save (c) select (d) delete
8. 8.💾 How many MB are there in 2 GB?
9. 9.🧩 Is a webcam hardware or software? (a) hardware (b) software
10. 10.🔍 Which is the odd one out? (a) a calculator app (b) a hard disk (c) a mouse (d) a webcam
11. 11.📁 What do we call a folder inside another folder? (a) a printer (b) an icon (c) a subfolder (d) a big file
12. 12.🧩 Is a paint program hardware or software? (a) hardware (b) software
13. 13.Which of these is true of RAM? (a) keeps data when off (b) keeps your saved files (c) keeps photos for years (d) is temporary memory
14. 14.📁 Which word means to “make an exact twin” (for a file or folder)? (a) delete (b) rename (c) save (d) copy
15. 15.📄 A file name ends in .mp4. What is it most likely? (a) a video (b) a picture (c) a document (d) a sound
16. 16.True or false: to create a file means to change its name. (a) False (b) True
17. 17.💡 What is the smallest unit of computer memory? (a) bit (b) KB (c) GB (d) byte
18. 18.True or false: a monitor is software. (a) True (b) False
19. 19.Which of these is software? (a) a webcam (b) a hard disk (c) a music player app (d) a printer
20. 20.True or false: Ctrl+X is the shortcut to cut. (a) True (b) False
21. 21.🧩 Is a music player app hardware or software? (a) hardware (b) software
22. 22.🔍 Which is the odd one out? (a) memory card (b) pen drive (c) solid-state drive (d) projector
23. 23.💾 Which is smaller: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
24. 24.🔍 Which is the odd one out? (a) a paint program (b) a web browser (c) a webcam (d) a typing tutor
25. 25.⌨️ In a word processor, what does Ctrl+V do? (a) copy (b) paste (c) undo (d) cut
26. 26.Which of these is true of RAM? (a) keeps photos for years (b) keeps your saved files (c) is permanent storage (d) holds apps that are open
27. 27.Which shortcut do we press to select all? (a) Ctrl+S (b) Ctrl+V (c) Ctrl+P (d) Ctrl+A
28. 28.⌨️ In a word processor, what does Ctrl+S do? (a) copy (b) undo (c) redo (d) save
29. 29.Which of these is hardware? (a) a web browser (b) a computer game (c) a paint program (d) a keyboard
30. 30.💾 Which is bigger: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
31. 31.What does it mean to delete a file? (a) throw it away (b) see what is inside (c) make an exact twin (d) give it a new name
32. 32.🧩 Is a computer game hardware or software? (a) software (b) hardware
33. 33.🧰 Is a printer a storage, input or output device? (a) a storage device (b) an input device (c) an output device
34. 34.💾 Which is bigger: 1 MB or 1 TB? (a) 1 MB (b) 1 TB
35. 35.True or false: a hard disk is software. (a) False (b) True
36. 36.🔍 Which is the odd one out? (a) a paint program (b) a word processor (c) a computer game (d) a pen drive
37. 37.🔍 Which is the odd one out? (a) a printer (b) a keyboard (c) a web browser (d) a pen drive
38. 38.📁 Which word means to “keep your work for later” (for a file or folder)? (a) delete (b) save (c) open (d) create
39. 39.💾 Which is bigger: 1 bit or 1 MB? (a) 1 bit (b) 1 MB
40. 40.Which of these is a storage device? (a) speaker (b) hard disk (c) keyboard (d) mouse

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