Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 821 · 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 hard disk is hardware. (a) False (b) True
2. 2.▌ What is the blinking line that shows where you will type? (a) the folder (b) the icon (c) the toolbar (d) the cursor
3. 3.⌨️ In a word processor, what does Ctrl+A do? (a) cut (b) redo (c) save (d) select all
4. 4.✋ Which can we touch: hardware or software? (a) hardware (b) software
5. 5.💾 How many bits are there in 4 bytes?
6. 6.🔢 A bit can be only 0 or ___. (a) 5 (b) 1 (c) 2 (d) 9
7. 7.📁 What do we call a folder inside another folder? (a) a big file (b) an icon (c) a printer (d) a subfolder
8. 8.💡 What is the smallest unit of computer memory? (a) KB (b) GB (c) byte (d) bit
9. 9.True or false: Ctrl+P is the shortcut to paste. (a) True (b) False
10. 10.Which of these is software? (a) a mouse (b) a pen drive (c) a paint program (d) a hard disk
11. 11.🔍 Which is the odd one out? (a) a scanner (b) a web browser (c) a paint program (d) a music player app
12. 12.🧩 Is a webcam hardware or software? (a) software (b) hardware
13. 13.True or false: to copy a file means to put it in another place. (a) False (b) True
14. 14.💾 How many MB are there in 1 GB?
15. 15.⌨️ In a word processor, what does Ctrl+P do? (a) print (b) redo (c) copy (d) save
16. 16.💾 Which is bigger: 1 MB or 1 bit? (a) 1 bit (b) 1 MB
17. 17.🧩 Is a pen drive hardware or software? (a) software (b) hardware
18. 18.💾 Which is smaller: 1 TB or 1 KB? (a) 1 KB (b) 1 TB
19. 19.👩‍💻 What do we call people who write software? (a) tailors (b) farmers (c) plumbers (d) programmers
20. 20.📄 What does a word processor help us do? (a) water plants (b) cook food (c) fly a kite (d) type and edit text
21. 21.Which of these is software? (a) a scanner (b) a keyboard (c) a word processor (d) a mouse
22. 22.🧩 Is a monitor hardware or software? (a) hardware (b) software
23. 23.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+F (b) Ctrl+I (c) Ctrl+U (d) Ctrl+B
24. 24.📂 What holds many files together, like a school bag holds books? (a) a pixel (b) a mouse (c) a speaker (d) a folder
25. 25.💾 How many bits are there in 7 bytes?
26. 26.🧰 Is a mouse a storage, input or output device? (a) an output device (b) a storage device (c) an input device
27. 27.True or false: Ctrl+C is the shortcut to copy. (a) True (b) False
28. 28.💾 Which is smaller: 1 bit or 1 MB? (a) 1 bit (b) 1 MB
29. 29.True or false: storage (like a hard disk) keeps your saved files. (a) True (b) False
30. 30.💾 Which one keeps your saved files: RAM or storage? (a) RAM (b) storage
31. 31.🧩 Is a typing tutor hardware or software? (a) software (b) hardware
32. 32.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the pen drive (b) RAM (c) the hard disk (d) the memory card
33. 33.📁 Which word means to “get rid of it” (for a file or folder)? (a) rename (b) save (c) delete (d) copy
34. 34.Which of these is hardware? (a) a computer game (b) a calculator app (c) a music player app (d) a webcam
35. 35.🔍 Which is the odd one out? (a) a pen drive (b) a speaker (c) a keyboard (d) a web browser
36. 36.True or false: a keyboard is hardware. (a) False (b) True
37. 37.Which of these is true of storage (like a hard disk)? (a) holds apps that are open (b) keeps your saved files (c) is the working memory (d) loses data when off
38. 38.True or false: a printer is hardware. (a) False (b) True
39. 39.💾 Which one loses data when off: RAM or storage? (a) storage (b) RAM
40. 40.⌨️ In a word processor, what does Ctrl+Y do? (a) copy (b) redo (c) print (d) paste

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