Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 200 · 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 word processor is hardware. (a) True (b) False
2. 2.True or false: a solid-state drive is an output device. (a) True (b) False
3. 3.🧩 Is a keyboard hardware or software? (a) hardware (b) software
4. 4.🔌 The power goes off suddenly. Which loses the unsaved work? (a) RAM (b) the hard disk (c) the memory card (d) the pen drive
5. 5.📁 Which word means to “make an exact twin” (for a file or folder)? (a) move (b) rename (c) delete (d) copy
6. 6.True or false: to move a file means to get rid of it. (a) False (b) True
7. 7.Which of these is software? (a) a speaker (b) a monitor (c) a scanner (d) an operating system
8. 8.💾 Which is bigger: 1 TB or 1 byte? (a) 1 TB (b) 1 byte
9. 9.Which of these is software? (a) a typing tutor (b) a monitor (c) a speaker (d) a mouse
10. 10.📂 What holds many files together, like a school bag holds books? (a) a mouse (b) a speaker (c) a folder (d) a pixel
11. 11.💾 Which is bigger: 1 KB or 1 MB? (a) 1 MB (b) 1 KB
12. 12.True or false: to rename a file means to throw it away. (a) True (b) False
13. 13.👩‍💻 What do we call people who write software? (a) tailors (b) plumbers (c) farmers (d) programmers
14. 14.Which of these is software? (a) a keyboard (b) a hard disk (c) a speaker (d) a calculator app
15. 15.🧩 Is a webcam hardware or software? (a) hardware (b) software
16. 16.📁 Which word means to “change its name” (for a file or folder)? (a) delete (b) move (c) copy (d) rename
17. 17.💾 Which one holds apps that are open: RAM or storage? (a) storage (b) RAM
18. 18.💾 Which is bigger: 1 MB or 1 bit? (a) 1 MB (b) 1 bit
19. 19.💾 How many bytes are there in 1 KB?
20. 20.⌨️ In a word processor, what does Ctrl+C do? (a) copy (b) undo (c) select all (d) redo
21. 21.Which of these is true of RAM? (a) keeps your saved files (b) is permanent storage (c) is the working memory (d) keeps photos for years
22. 22.True or false: Ctrl+Y is the shortcut to print. (a) True (b) False
23. 23.💾 How many bits are there in 4 bytes?
24. 24.True or false: Ctrl+A is the shortcut to cut. (a) False (b) True
25. 25.💾 Which is smaller: 1 TB or 1 GB? (a) 1 TB (b) 1 GB
26. 26.True or false: a typing tutor is hardware. (a) True (b) False
27. 27.🧩 Is a printer hardware or software? (a) software (b) hardware
28. 28.True or false: a music player app is hardware. (a) False (b) True
29. 29.🧩 Is a computer game hardware or software? (a) hardware (b) software
30. 30.Which of these is a storage device? (a) speaker (b) projector (c) scanner (d) memory card
31. 31.🔍 Which is the odd one out? (a) a web browser (b) a computer game (c) a scanner (d) an operating system
32. 32.⌨️ In a word processor, what does Ctrl+A do? (a) print (b) copy (c) save (d) select all
33. 33.⌨️ In a word processor, what does Ctrl+Z do? (a) paste (b) select all (c) undo (d) cut
34. 34.True or false: a mouse is an input device. (a) False (b) True
35. 35.💾 Which is bigger: 1 bit or 1 MB? (a) 1 bit (b) 1 MB
36. 36.📁 Which word means to “keep your work for later” (for a file or folder)? (a) create (b) move (c) save (d) delete
37. 37.What does it mean to save a file? (a) make an exact twin (b) change its name (c) make a brand-new one (d) store your work
38. 38.Which of these is a storage device? (a) solid-state drive (b) scanner (c) mouse (d) keyboard
39. 39.💾 Which is smaller: 1 GB or 1 bit? (a) 1 GB (b) 1 bit
40. 40.💡 What is the smallest unit of computer memory? (a) KB (b) GB (c) byte (d) bit

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