Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 604 · 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 bigger: 1 GB or 1 TB? (a) 1 TB (b) 1 GB
2. 2.📷 A camera keeps its photos on a small ___. (a) speaker (b) mouse pad (c) memory card (d) keyboard
3. 3.True or false: Ctrl+S is the shortcut to save. (a) False (b) True
4. 4.Which of these is true of RAM? (a) is temporary memory (b) keeps data when off (c) is permanent storage (d) keeps your saved files
5. 5.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+I (b) Ctrl+B (c) Ctrl+F (d) Ctrl+U
6. 6.📁 Which word means to “see what is inside” (for a file or folder)? (a) create (b) open (c) copy (d) save
7. 7.Which shortcut do we press to print? (a) Ctrl+V (b) Ctrl+P (c) Ctrl+X (d) Ctrl+Y
8. 8.True or false: to delete a file means to see what is inside. (a) False (b) True
9. 9.✋ Which can we touch: hardware or software? (a) software (b) hardware
10. 10.True or false: Ctrl+X is the shortcut to cut. (a) False (b) True
11. 11.🧩 Is a mouse hardware or software? (a) hardware (b) software
12. 12.💾 How many KB are there in 1 MB?
13. 13.What does it mean to rename a file? (a) give it a new name (b) make a brand-new one (c) see what is inside (d) keep your work for later
14. 14.🧩 Is a web browser hardware or software? (a) hardware (b) software
15. 15.Which shortcut do we press to select all? (a) Ctrl+A (b) Ctrl+V (c) Ctrl+Y (d) Ctrl+S
16. 16.🏷️ Every file has a ___ so we can find it. (a) smell (b) taste (c) name (d) weight
17. 17.Which shortcut do we press to copy? (a) Ctrl+S (b) Ctrl+C (c) Ctrl+Y (d) Ctrl+P
18. 18.👩‍💻 What do we call people who write software? (a) farmers (b) plumbers (c) programmers (d) tailors
19. 19.💾 Which is bigger: 1 TB or 1 KB? (a) 1 KB (b) 1 TB
20. 20.💾 How many KB are there in 3 MB?
21. 21.💾 How many GB are there in 1 TB?
22. 22.⌨️ In a word processor, what does Ctrl+A do? (a) select all (b) print (c) paste (d) save
23. 23.🧰 Is a printer a storage, input or output device? (a) an output device (b) an input device (c) a storage device
24. 24.🔍 Which is the odd one out? (a) a speaker (b) a word processor (c) a pen drive (d) a keyboard
25. 25.True or false: Ctrl+Z is the shortcut to undo. (a) False (b) True
26. 26.What does it mean to move a file? (a) throw it away (b) see what is inside (c) put it in another place (d) make an exact twin
27. 27.Which of these is software? (a) a monitor (b) a printer (c) a typing tutor (d) a scanner
28. 28.True or false: a monitor is software. (a) False (b) True
29. 29.💾 Which is bigger: 1 MB or 1 GB? (a) 1 GB (b) 1 MB
30. 30.💾 Which is smaller: 1 GB or 1 bit? (a) 1 GB (b) 1 bit
31. 31.📄 A file name ends in .wav. What is it most likely? (a) a video (b) a document (c) a sound (d) a picture
32. 32.🔢 A bit can be only 0 or ___. (a) 1 (b) 5 (c) 2 (d) 9
33. 33.⌨️ In a word processor, what does Ctrl+Z do? (a) copy (b) cut (c) undo (d) print
34. 34.⌨️ In a word processor, what does Ctrl+X do? (a) save (b) select all (c) redo (d) cut
35. 35.📁 What do we call a folder inside another folder? (a) a subfolder (b) an icon (c) a printer (d) a big file
36. 36.True or false: a mouse is software. (a) True (b) False
37. 37.📁 Which word means to “change its name” (for a file or folder)? (a) rename (b) save (c) open (d) delete
38. 38.True or false: Ctrl+X is the shortcut to redo. (a) True (b) False
39. 39.Which of these is software? (a) a web browser (b) a pen drive (c) a keyboard (d) a printer
40. 40.Which of these is hardware? (a) a webcam (b) a calculator app (c) a web browser (d) a computer game

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