Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 819 · 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.True or false: a memory card is an input device. (a) True (b) False
2. 2.📁 Which word means to “throw it away” (for a file or folder)? (a) copy (b) rename (c) delete (d) create
3. 3.Which of these is true of RAM? (a) keeps data when off (b) is permanent storage (c) keeps photos for years (d) is the working memory
4. 4.True or false: a speaker is hardware. (a) False (b) True
5. 5.⚡ Which is faster for the computer to work with? (a) a pen drive (b) RAM (c) a printer (d) a memory card
6. 6.⌨️ In a word processor, what does Ctrl+P do? (a) redo (b) save (c) paste (d) print
7. 7.True or false: Ctrl+A is the shortcut to copy. (a) True (b) False
8. 8.💾 Which is smaller: 1 byte or 1 TB? (a) 1 byte (b) 1 TB
9. 9.🏷️ Every file has a ___ so we can find it. (a) name (b) weight (c) taste (d) smell
10. 10.🔢 A bit can be only 0 or ___. (a) 2 (b) 1 (c) 9 (d) 5
11. 11.Which of these is software? (a) a monitor (b) a printer (c) a computer game (d) a speaker
12. 12.Which shortcut do we press to copy? (a) Ctrl+Y (b) Ctrl+Z (c) Ctrl+C (d) Ctrl+P
13. 13.↩️ You pressed Undo by mistake. Which command puts the change back? (a) Copy (b) Redo (c) Delete (d) Cut
14. 14.🧩 Is an operating system hardware or software? (a) software (b) hardware
15. 15.💾 Which is smaller: 1 TB or 1 bit? (a) 1 bit (b) 1 TB
16. 16.🧰 Is a projector a storage, input or output device? (a) an input device (b) an output device (c) a storage device
17. 17.💾 Which is bigger: 1 TB or 1 byte? (a) 1 byte (b) 1 TB
18. 18.💾 Which one keeps photos for years: RAM or storage? (a) storage (b) RAM
19. 19.💾 Which is smaller: 1 GB or 1 MB? (a) 1 MB (b) 1 GB
20. 20.🧩 Is a pen drive hardware or software? (a) software (b) hardware
21. 21.Which of these is software? (a) a mouse (b) a keyboard (c) a typing tutor (d) a hard disk
22. 22.👩‍💻 What do we call people who write software? (a) tailors (b) farmers (c) plumbers (d) programmers
23. 23.💾 Which is smaller: 1 bit or 1 byte? (a) 1 byte (b) 1 bit
24. 24.⌨️ In a word processor, what does Ctrl+V do? (a) redo (b) cut (c) undo (d) paste
25. 25.💾 Which is smaller: 1 GB or 1 TB? (a) 1 GB (b) 1 TB
26. 26.What does it mean to copy a file? (a) see what is inside (b) throw it away (c) make an exact twin (d) keep your work for later
27. 27.📋 You want the same sentence in two places. What do you use first? (a) Delete (b) Copy (c) Backspace (d) Undo
28. 28.True or false: Ctrl+S is the shortcut to save. (a) True (b) False
29. 29.✂️ You want to move a sentence to the end. What do you use first? (a) Cut (b) Undo (c) Delete (d) Print
30. 30.True or false: a hard disk is hardware. (a) True (b) False
31. 31.💾 Which is smaller: 1 GB or 1 bit? (a) 1 bit (b) 1 GB
32. 32.Which file ending is a document? (a) .jpg (b) .mp4 (c) .txt (d) .png
33. 33.What does it mean to rename a file? (a) change its name (b) keep your work for later (c) see what is inside (d) make a brand-new one
34. 34.Which shortcut do we press to save? (a) Ctrl+V (b) Ctrl+C (c) Ctrl+X (d) Ctrl+S
35. 35.⌨️ In a word processor, what does Ctrl+Y do? (a) cut (b) redo (c) paste (d) undo
36. 36.🧰 Is a pen drive a storage, input or output device? (a) an output device (b) an input device (c) a storage device
37. 37.True or false: a mouse is software. (a) True (b) False
38. 38.📁 Which word means to “give it a new name” (for a file or folder)? (a) save (b) delete (c) move (d) rename
39. 39.💾 How many bytes are there in 2 KB?
40. 40.💾 How many KB are there in 2 MB?

Free computer lessons, practice and worksheets at talentjr.in/computer-worksheets