Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 717 · 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.👩‍💻 What do we call people who write software? (a) programmers (b) tailors (c) plumbers (d) farmers
2. 2.True or false: a monitor is software. (a) False (b) True
3. 3.💾 Which is bigger: 1 byte or 1 KB? (a) 1 KB (b) 1 byte
4. 4.🧰 Is a mouse a storage, input or output device? (a) an output device (b) a storage device (c) an input device
5. 5.True or false: Ctrl+S is the shortcut to undo. (a) True (b) False
6. 6.💾 Which is smaller: 1 bit or 1 KB? (a) 1 KB (b) 1 bit
7. 7.💾 How many MB are there in 3 GB?
8. 8.💾 Which is bigger: 1 KB or 1 bit? (a) 1 KB (b) 1 bit
9. 9.True or false: to move a file means to get rid of it. (a) False (b) True
10. 10.💾 Which is bigger: 1 GB or 1 byte? (a) 1 GB (b) 1 byte
11. 11.Which of these is an input device? (a) speaker (b) memory card (c) scanner (d) solid-state drive
12. 12.💡 What is the smallest unit of computer memory? (a) bit (b) GB (c) byte (d) KB
13. 13.▌ What is the blinking line that shows where you will type? (a) the cursor (b) the folder (c) the icon (d) the toolbar
14. 14.🔍 Which is the odd one out? (a) a monitor (b) a word processor (c) a scanner (d) a printer
15. 15.True or false: to rename a file means to give it a new name. (a) False (b) True
16. 16.📄 What does a word processor help us do? (a) water plants (b) fly a kite (c) type and edit text (d) cook food
17. 17.💾 How many bytes are there in 2 KB?
18. 18.💾 How many GB are there in 1 TB?
19. 19.Which of these is an input device? (a) pen drive (b) hard disk (c) memory card (d) mouse
20. 20.📁 What do we call a folder inside another folder? (a) a big file (b) a subfolder (c) an icon (d) a printer
21. 21.💾 Which is smaller: 1 byte or 1 MB? (a) 1 MB (b) 1 byte
22. 22.😮 You deleted a word by mistake. What brings it back? (a) Save (b) Undo (c) Copy (d) Cut
23. 23.Which of these is true of RAM? (a) holds apps that are open (b) keeps photos for years (c) keeps data when off (d) keeps your saved files
24. 24.🏷️ Every file has a ___ so we can find it. (a) taste (b) weight (c) name (d) smell
25. 25.📁 Which word means to “put it in another place” (for a file or folder)? (a) move (b) delete (c) open (d) create
26. 26.True or false: RAM is permanent storage. (a) False (b) True
27. 27.What does it mean to create a file? (a) make an exact twin (b) make a brand-new one (c) get rid of it (d) throw it away
28. 28.Which shortcut do we press to paste? (a) Ctrl+X (b) Ctrl+A (c) Ctrl+S (d) Ctrl+V
29. 29.💾 Which is bigger: 1 bit or 1 TB? (a) 1 TB (b) 1 bit
30. 30.🔢 A bit can be only 0 or ___. (a) 9 (b) 2 (c) 1 (d) 5
31. 31.True or false: Ctrl+C is the shortcut to cut. (a) True (b) False
32. 32.📄 A file name ends in .gif. What is it most likely? (a) a video (b) a sound (c) a picture (d) a document
33. 33.✂️ You want to move a sentence to the end. What do you use first? (a) Undo (b) Print (c) Cut (d) Delete
34. 34.Which shortcut do we press to redo? (a) Ctrl+A (b) Ctrl+Y (c) Ctrl+V (d) Ctrl+S
35. 35.📋 You want the same sentence in two places. What do you use first? (a) Backspace (b) Undo (c) Copy (d) Delete
36. 36.📄 A file name ends in .mp3. What is it most likely? (a) a sound (b) a document (c) a picture (d) a video
37. 37.🧩 Is a scanner hardware or software? (a) software (b) hardware
38. 38.True or false: a mouse is hardware. (a) True (b) False
39. 39.Which of these is true of RAM? (a) keeps your saved files (b) loses data when off (c) is permanent storage (d) keeps data when off
40. 40.Which of these is software? (a) a calculator app (b) a monitor (c) a mouse (d) a keyboard

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