Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 931 · 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 holds apps that are open: RAM or storage? (a) storage (b) RAM
2. 2.📄 A file name ends in .mp4. What is it most likely? (a) a video (b) a document (c) a sound (d) a picture
3. 3.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
4. 4.☁️ Saving files on the internet to use from anywhere is called ___. (a) paper storage (b) rain storage (c) box storage (d) cloud storage
5. 5.True or false: a hard disk is software. (a) False (b) True
6. 6.💾 Which is bigger: 1 TB or 1 KB? (a) 1 KB (b) 1 TB
7. 7.Which of these is an output device? (a) monitor (b) pen drive (c) hard disk (d) microphone
8. 8.True or false: Ctrl+C is the shortcut to copy. (a) False (b) True
9. 9.🧾 Software is a set of ___ for the computer. (a) screws (b) wires (c) instructions (d) buttons
10. 10.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) create (b) move (c) delete (d) rename
11. 11.💾 How many MB are there in 3 GB?
12. 12.🧩 Is a speaker hardware or software? (a) software (b) hardware
13. 13.▌ What is the blinking line that shows where you will type? (a) the toolbar (b) the icon (c) the cursor (d) the folder
14. 14.💾 Which one keeps your saved files: RAM or storage? (a) RAM (b) storage
15. 15.What does it mean to copy a file? (a) get rid of it (b) throw it away (c) make an exact twin (d) see what is inside
16. 16.True or false: Ctrl+X is the shortcut to select all. (a) False (b) True
17. 17.True or false: to delete a file means to get rid of it. (a) False (b) True
18. 18.🔍 Which is the odd one out? (a) a music player app (b) a printer (c) a calculator app (d) a web browser
19. 19.True or false: a hard disk is hardware. (a) False (b) True
20. 20.What does it mean to delete a file? (a) see what is inside (b) store your work (c) change its name (d) get rid of it
21. 21.🧰 Is a hard disk a storage, input or output device? (a) an input device (b) an output device (c) a storage device
22. 22.🔢 A bit can be only 0 or ___. (a) 5 (b) 9 (c) 1 (d) 2
23. 23.💾 How many KB are there in 4 MB?
24. 24.Which of these is software? (a) a word processor (b) a printer (c) a monitor (d) a pen drive
25. 25.📁 Which word means to “keep your work for later” (for a file or folder)? (a) save (b) delete (c) open (d) copy
26. 26.⌨️ In a word processor, what does Ctrl+Y do? (a) cut (b) redo (c) copy (d) undo
27. 27.Which of these is hardware? (a) a calculator app (b) a web browser (c) a webcam (d) a word processor
28. 28.📁 Which word means to “get rid of it” (for a file or folder)? (a) save (b) copy (c) rename (d) delete
29. 29.👩‍💻 What do we call people who write software? (a) tailors (b) farmers (c) programmers (d) plumbers
30. 30.True or false: to rename a file means to make a brand-new one. (a) False (b) True
31. 31.💾 Which is smaller: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
32. 32.What does it mean to move a file? (a) keep your work for later (b) make an exact twin (c) put it in another place (d) see what is inside
33. 33.💡 What is the smallest unit of computer memory? (a) bit (b) GB (c) byte (d) KB
34. 34.Which of these is true of storage (like a hard disk)? (a) holds apps that are open (b) keeps photos for years (c) is the working memory (d) is temporary memory
35. 35.🧩 Is a webcam hardware or software? (a) software (b) hardware
36. 36.💾 Which one is temporary memory: RAM or storage? (a) storage (b) RAM
37. 37.What does it mean to save a file? (a) make a brand-new one (b) get rid of it (c) make an exact twin (d) store your work
38. 38.Which shortcut do we press to save? (a) Ctrl+Y (b) Ctrl+A (c) Ctrl+S (d) Ctrl+V
39. 39.🧰 Is a memory card a storage, input or output device? (a) an input device (b) an output device (c) a storage device
40. 40.⚡ Which is faster for the computer to work with? (a) RAM (b) a pen drive (c) a memory card (d) a printer

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