Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 893 · 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 a folder inside another folder? (a) a big file (b) a printer (c) a subfolder (d) an icon
2. 2.💾 Which is smaller: 1 GB or 1 KB? (a) 1 GB (b) 1 KB
3. 3.🔍 Which is the odd one out? (a) a hard disk (b) a pen drive (c) a scanner (d) a web browser
4. 4.What does it mean to copy a file? (a) keep your work for later (b) throw it away (c) make an exact twin (d) give it a new name
5. 5.🔍 Which is the odd one out? (a) monitor (b) mouse (c) speaker (d) printer
6. 6.True or false: Ctrl+Z is the shortcut to select all. (a) True (b) False
7. 7.🧾 Software is a set of ___ for the computer. (a) wires (b) screws (c) instructions (d) buttons
8. 8.🧩 Is a typing tutor hardware or software? (a) hardware (b) software
9. 9.🔍 Which is the odd one out? (a) an operating system (b) a word processor (c) a monitor (d) a web browser
10. 10.True or false: a speaker is software. (a) False (b) True
11. 11.☁️ Saving files on the internet to use from anywhere is called ___. (a) rain storage (b) paper storage (c) box storage (d) cloud storage
12. 12.True or false: a word processor is hardware. (a) False (b) True
13. 13.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+F (b) Ctrl+U (c) Ctrl+B (d) Ctrl+I
14. 14.↩️ You pressed Undo by mistake. Which command puts the change back? (a) Cut (b) Redo (c) Copy (d) Delete
15. 15.Which of these is software? (a) a speaker (b) a pen drive (c) a keyboard (d) a music player app
16. 16.📂 What holds many files together, like a school bag holds books? (a) a mouse (b) a speaker (c) a pixel (d) a folder
17. 17.Which shortcut do we press to undo? (a) Ctrl+Y (b) Ctrl+X (c) Ctrl+P (d) Ctrl+Z
18. 18.Which of these is software? (a) a monitor (b) a pen drive (c) a keyboard (d) a word processor
19. 19.🔍 Which is the odd one out? (a) microphone (b) scanner (c) mouse (d) solid-state drive
20. 20.💾 Which is smaller: 1 bit or 1 byte? (a) 1 bit (b) 1 byte
21. 21.💾 Which is bigger: 1 KB or 1 byte? (a) 1 byte (b) 1 KB
22. 22.🔢 A bit can be only 0 or ___. (a) 1 (b) 2 (c) 9 (d) 5
23. 23.True or false: a typing tutor is hardware. (a) False (b) True
24. 24.📁 Which word means to “store your work” (for a file or folder)? (a) delete (b) save (c) move (d) copy
25. 25.⌨️ In a word processor, what does Ctrl+X do? (a) redo (b) save (c) select all (d) cut
26. 26.⌨️ In a word processor, what does Ctrl+Z do? (a) undo (b) redo (c) select all (d) cut
27. 27.Which of these is an input device? (a) hard disk (b) memory card (c) monitor (d) scanner
28. 28.🔍 Which is the odd one out? (a) pen drive (b) monitor (c) memory card (d) solid-state drive
29. 29.Which of these is a storage device? (a) printer (b) pen drive (c) keyboard (d) projector
30. 30.📁 Which word means to “see what is inside” (for a file or folder)? (a) create (b) move (c) open (d) copy
31. 31.💡 What is the smallest unit of computer memory? (a) byte (b) KB (c) bit (d) GB
32. 32.💾 Which is smaller: 1 KB or 1 MB? (a) 1 MB (b) 1 KB
33. 33.👩‍💻 What do we call people who write software? (a) tailors (b) programmers (c) plumbers (d) farmers
34. 34.🧩 Is a mouse hardware or software? (a) hardware (b) software
35. 35.💾 Which is bigger: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
36. 36.True or false: a hard disk is software. (a) False (b) True
37. 37.😮 You deleted a word by mistake. What brings it back? (a) Copy (b) Cut (c) Save (d) Undo
38. 38.💾 How many bytes are there in 4 KB?
39. 39.💾 How many bits are there in 11 bytes?
40. 40.🧰 Is a memory card a storage, input or output device? (a) an output device (b) an input device (c) a storage device

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