Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 151 · 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 is smaller: 1 MB or 1 KB? (a) 1 KB (b) 1 MB
2. 2.Which shortcut do we press to save? (a) Ctrl+C (b) Ctrl+A (c) Ctrl+Y (d) Ctrl+S
3. 3.📁 Which word means to “store your work” (for a file or folder)? (a) save (b) create (c) delete (d) rename
4. 4.What does it mean to rename a file? (a) give it a new name (b) get rid of it (c) see what is inside (d) keep your work for later
5. 5.📁 What do we call a folder inside another folder? (a) a printer (b) a subfolder (c) a big file (d) an icon
6. 6.🧰 Is a solid-state drive a storage, input or output device? (a) an output device (b) an input device (c) a storage device
7. 7.⌨️ In a word processor, what does Ctrl+A do? (a) print (b) copy (c) select all (d) redo
8. 8.👩‍💻 What do we call people who write software? (a) tailors (b) plumbers (c) programmers (d) farmers
9. 9.What does it mean to delete a file? (a) make an exact twin (b) make a brand-new one (c) see what is inside (d) throw it away
10. 10.💾 How many bytes are there in 1 KB?
11. 11.Which of these is true of RAM? (a) is permanent storage (b) keeps data when off (c) keeps your saved files (d) loses data when off
12. 12.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+I (b) Ctrl+U (c) Ctrl+B (d) Ctrl+F
13. 13.💡 What is the smallest unit of computer memory? (a) GB (b) KB (c) bit (d) byte
14. 14.▌ What is the blinking line that shows where you will type? (a) the toolbar (b) the folder (c) the cursor (d) the icon
15. 15.Which of these is a storage device? (a) hard disk (b) mouse (c) monitor (d) microphone
16. 16.💾 Which one is the working memory: RAM or storage? (a) RAM (b) storage
17. 17.🧩 Is a monitor hardware or software? (a) software (b) hardware
18. 18.🔍 Which is the odd one out? (a) hard disk (b) monitor (c) pen drive (d) solid-state drive
19. 19.⌨️ In a word processor, what does Ctrl+S do? (a) print (b) select all (c) cut (d) save
20. 20.🧩 Is a web browser hardware or software? (a) software (b) hardware
21. 21.Which shortcut do we press to print? (a) Ctrl+Y (b) Ctrl+X (c) Ctrl+P (d) Ctrl+Z
22. 22.🔢 A bit can be only 0 or ___. (a) 2 (b) 1 (c) 9 (d) 5
23. 23.Which of these is hardware? (a) an operating system (b) a word processor (c) a webcam (d) a calculator app
24. 24.🔍 Which is the odd one out? (a) scanner (b) keyboard (c) mouse (d) solid-state drive
25. 25.True or false: a mouse is an input device. (a) False (b) True
26. 26.💾 Which is smaller: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
27. 27.✋ Which can we touch: hardware or software? (a) software (b) hardware
28. 28.💾 Which one is permanent storage: RAM or storage? (a) storage (b) RAM
29. 29.🧩 Is a pen drive hardware or software? (a) software (b) hardware
30. 30.🖍️ Before we cut or copy text, we must first ___ it. (a) select (b) save (c) delete (d) print
31. 31.⌨️ In a word processor, what does Ctrl+V do? (a) undo (b) cut (c) paste (d) redo
32. 32.💾 How many MB are there in 3 GB?
33. 33.🧾 Software is a set of ___ for the computer. (a) screws (b) buttons (c) instructions (d) wires
34. 34.💾 How many GB are there in 1 TB?
35. 35.💾 Which is smaller: 1 bit or 1 KB? (a) 1 bit (b) 1 KB
36. 36.💾 Which is smaller: 1 byte or 1 bit? (a) 1 byte (b) 1 bit
37. 37.True or false: Ctrl+C is the shortcut to copy. (a) False (b) True
38. 38.Which shortcut do we press to redo? (a) Ctrl+V (b) Ctrl+P (c) Ctrl+Y (d) Ctrl+A
39. 39.🔍 Which is the odd one out? (a) microphone (b) memory card (c) scanner (d) keyboard
40. 40.True or false: to create a file means to give it a new name. (a) False (b) True

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