Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 305 · 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 shortcut do we press to redo? (a) Ctrl+X (b) Ctrl+V (c) Ctrl+Y (d) Ctrl+C
2. 2.🔢 A bit can be only 0 or ___. (a) 9 (b) 5 (c) 1 (d) 2
3. 3.📄 A file name ends in .png. What is it most likely? (a) a video (b) a sound (c) a picture (d) a document
4. 4.💡 What is the smallest unit of computer memory? (a) bit (b) GB (c) KB (d) byte
5. 5.⌨️ In a word processor, what does Ctrl+V do? (a) print (b) save (c) paste (d) cut
6. 6.🧩 Is a word processor hardware or software? (a) software (b) hardware
7. 7.True or false: a typing tutor is hardware. (a) True (b) False
8. 8.Which shortcut do we press to save? (a) Ctrl+A (b) Ctrl+S (c) Ctrl+P (d) Ctrl+C
9. 9.True or false: to delete a file means to keep your work for later. (a) True (b) False
10. 10.True or false: Ctrl+Z is the shortcut to undo. (a) True (b) False
11. 11.😮 You deleted a word by mistake. What brings it back? (a) Copy (b) Undo (c) Save (d) Cut
12. 12.✋ Which can we touch: hardware or software? (a) hardware (b) software
13. 13.Which shortcut do we press to cut? (a) Ctrl+V (b) Ctrl+X (c) Ctrl+S (d) Ctrl+P
14. 14.💾 Which one holds apps that are open: RAM or storage? (a) RAM (b) storage
15. 15.Which of these is true of storage (like a hard disk)? (a) loses data when off (b) holds apps that are open (c) keeps data when off (d) is temporary memory
16. 16.True or false: to rename a file means to give it a new name. (a) True (b) False
17. 17.🧩 Is a hard disk hardware or software? (a) software (b) hardware
18. 18.🧰 Is a scanner a storage, input or output device? (a) an input device (b) a storage device (c) an output device
19. 19.💾 Which is smaller: 1 MB or 1 bit? (a) 1 bit (b) 1 MB
20. 20.True or false: Ctrl+V is the shortcut to undo. (a) True (b) False
21. 21.True or false: a calculator app is software. (a) True (b) False
22. 22.🧩 Is a mouse hardware or software? (a) hardware (b) software
23. 23.True or false: a hard disk is a storage device. (a) False (b) True
24. 24.👩‍💻 What do we call people who write software? (a) tailors (b) programmers (c) plumbers (d) farmers
25. 25.True or false: to copy a file means to make an exact twin. (a) False (b) True
26. 26.True or false: a hard disk is hardware. (a) False (b) True
27. 27.Which of these is software? (a) a mouse (b) an operating system (c) a hard disk (d) a printer
28. 28.💾 Which is smaller: 1 bit or 1 KB? (a) 1 KB (b) 1 bit
29. 29.💾 Which is bigger: 1 TB or 1 byte? (a) 1 byte (b) 1 TB
30. 30.⌨️ In a word processor, what does Ctrl+C do? (a) copy (b) select all (c) cut (d) paste
31. 31.What does it mean to create a file? (a) make a brand-new one (b) get rid of it (c) make an exact twin (d) keep your work for later
32. 32.True or false: to delete a file means to get rid of it. (a) True (b) False
33. 33.📁 Which word means to “keep your work for later” (for a file or folder)? (a) delete (b) copy (c) save (d) move
34. 34.🔍 Which is the odd one out? (a) a typing tutor (b) a word processor (c) a mouse (d) a music player app
35. 35.⚡ Which is faster for the computer to work with? (a) a pen drive (b) RAM (c) a memory card (d) a printer
36. 36.What does it mean to save a file? (a) throw it away (b) change its name (c) store your work (d) make an exact twin
37. 37.🧩 Is a paint program hardware or software? (a) hardware (b) software
38. 38.🧾 Software is a set of ___ for the computer. (a) buttons (b) screws (c) instructions (d) wires
39. 39.💾 How many GB are there in 1 TB?
40. 40.What does it mean to move a file? (a) put it in another place (b) make a brand-new one (c) throw it away (d) give it a new name

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