Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 923 · 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 one keeps data when off: RAM or storage? (a) storage (b) RAM
2. 2.🔢 A bit can be only 0 or ___. (a) 2 (b) 5 (c) 9 (d) 1
3. 3.Which of these is software? (a) a webcam (b) a keyboard (c) a typing tutor (d) a pen drive
4. 4.📁 Which word means to “change its name” (for a file or folder)? (a) create (b) copy (c) move (d) rename
5. 5.💾 Which one loses data when off: RAM or storage? (a) RAM (b) storage
6. 6.💡 What is the smallest unit of computer memory? (a) KB (b) GB (c) bit (d) byte
7. 7.🧩 Is an operating system hardware or software? (a) software (b) hardware
8. 8.💾 Which is smaller: 1 TB or 1 byte? (a) 1 TB (b) 1 byte
9. 9.Which of these is true of storage (like a hard disk)? (a) holds apps that are open (b) is the working memory (c) loses data when off (d) is permanent storage
10. 10.Which of these is true of RAM? (a) keeps your saved files (b) keeps data when off (c) holds apps that are open (d) is permanent storage
11. 11.True or false: storage (like a hard disk) keeps photos for years. (a) False (b) True
12. 12.📄 What does a word processor help us do? (a) water plants (b) cook food (c) type and edit text (d) fly a kite
13. 13.Which of these is hardware? (a) a computer game (b) a word processor (c) a monitor (d) a typing tutor
14. 14.🧾 Software is a set of ___ for the computer. (a) instructions (b) wires (c) screws (d) buttons
15. 15.True or false: to save a file means to throw it away. (a) False (b) True
16. 16.💾 Which is bigger: 1 GB or 1 bit? (a) 1 bit (b) 1 GB
17. 17.🔍 Which is the odd one out? (a) a printer (b) a keyboard (c) a typing tutor (d) a pen drive
18. 18.⌨️ In a word processor, what does Ctrl+S do? (a) paste (b) save (c) cut (d) copy
19. 19.True or false: RAM keeps your saved files. (a) True (b) False
20. 20.True or false: a scanner is a storage device. (a) False (b) True
21. 21.💾 How many bits are there in 2 bytes?
22. 22.🔍 Which is the odd one out? (a) a computer game (b) a paint program (c) a scanner (d) a calculator app
23. 23.💾 How many KB are there in 4 MB?
24. 24.📁 Which word means to “get rid of it” (for a file or folder)? (a) rename (b) delete (c) copy (d) open
25. 25.💾 Which is bigger: 1 TB or 1 KB? (a) 1 TB (b) 1 KB
26. 26.True or false: a web browser is software. (a) False (b) True
27. 27.🔍 Which is the odd one out? (a) a keyboard (b) a pen drive (c) a printer (d) a paint program
28. 28.🔍 Which is the odd one out? (a) a hard disk (b) a mouse (c) a word processor (d) a scanner
29. 29.🧩 Is a web browser hardware or software? (a) hardware (b) software
30. 30.✋ Which can we touch: hardware or software? (a) software (b) hardware
31. 31.Which of these is true of RAM? (a) keeps data when off (b) keeps your saved files (c) loses data when off (d) is permanent storage
32. 32.⌨️ In a word processor, what does Ctrl+V do? (a) cut (b) undo (c) save (d) paste
33. 33.True or false: storage (like a hard disk) is the working memory. (a) True (b) False
34. 34.📁 Which word means to “make an exact twin” (for a file or folder)? (a) move (b) open (c) delete (d) copy
35. 35.True or false: RAM is permanent storage. (a) True (b) False
36. 36.🔍 Which is the odd one out? (a) a web browser (b) a computer game (c) a keyboard (d) a paint program
37. 37.💾 How many bytes are there in 3 KB?
38. 38.📁 Which word means to “give it a new name” (for a file or folder)? (a) move (b) rename (c) create (d) open
39. 39.Which of these is hardware? (a) a keyboard (b) a calculator app (c) a paint program (d) an operating system
40. 40.True or false: a word processor is hardware. (a) True (b) False

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