Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 485 · 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 helps you find a word in a long story? (a) Ctrl+I (b) Ctrl+U (c) Ctrl+B (d) Ctrl+F
2. 2.💾 Which is smaller: 1 GB or 1 byte? (a) 1 byte (b) 1 GB
3. 3.💾 Which is bigger: 1 bit or 1 KB? (a) 1 bit (b) 1 KB
4. 4.📁 What do we call a folder inside another folder? (a) a subfolder (b) a printer (c) a big file (d) an icon
5. 5.🧩 Is a computer game hardware or software? (a) hardware (b) software
6. 6.True or false: RAM keeps data when off. (a) False (b) True
7. 7.📄 What does a word processor help us do? (a) fly a kite (b) water plants (c) type and edit text (d) cook food
8. 8.True or false: storage (like a hard disk) keeps your saved files. (a) False (b) True
9. 9.🔍 Which is the odd one out? (a) a paint program (b) a calculator app (c) a music player app (d) a monitor
10. 10.⌨️ In a word processor, what does Ctrl+V do? (a) select all (b) copy (c) print (d) paste
11. 11.🔢 A bit can be only 0 or ___. (a) 1 (b) 2 (c) 5 (d) 9
12. 12.💡 What is the smallest unit of computer memory? (a) GB (b) byte (c) KB (d) bit
13. 13.True or false: Ctrl+Z is the shortcut to paste. (a) True (b) False
14. 14.🖍️ Before we cut or copy text, we must first ___ it. (a) save (b) print (c) delete (d) select
15. 15.💾 How many bits are there in 6 bytes?
16. 16.Which file ending is a video? (a) .jpg (b) .mp4 (c) .wav (d) .png
17. 17.💾 Which one holds apps that are open: RAM or storage? (a) RAM (b) storage
18. 18.🧩 Is a mouse hardware or software? (a) software (b) hardware
19. 19.True or false: Ctrl+X is the shortcut to print. (a) True (b) False
20. 20.True or false: Ctrl+V is the shortcut to paste. (a) True (b) False
21. 21.📂 What holds many files together, like a school bag holds books? (a) a folder (b) a mouse (c) a pixel (d) a speaker
22. 22.💾 How many GB are there in 1 TB?
23. 23.What does it mean to rename a file? (a) change its name (b) make an exact twin (c) put it in another place (d) throw it away
24. 24.💾 Which is smaller: 1 bit or 1 TB? (a) 1 bit (b) 1 TB
25. 25.Which of these is software? (a) a webcam (b) a word processor (c) a scanner (d) a hard disk
26. 26.Which shortcut do we press to paste? (a) Ctrl+V (b) Ctrl+A (c) Ctrl+Y (d) Ctrl+X
27. 27.True or false: Ctrl+S is the shortcut to save. (a) True (b) False
28. 28.☁️ Saving files on the internet to use from anywhere is called ___. (a) rain storage (b) paper storage (c) box storage (d) cloud storage
29. 29.💾 How many GB are there in 2 TB?
30. 30.📷 A camera keeps its photos on a small ___. (a) speaker (b) mouse pad (c) keyboard (d) memory card
31. 31.📁 Which word means to “change its name” (for a file or folder)? (a) rename (b) copy (c) create (d) open
32. 32.🔍 Which is the odd one out? (a) a monitor (b) a typing tutor (c) a speaker (d) a printer
33. 33.💾 How many MB are there in 2 GB?
34. 34.True or false: a projector is an input device. (a) True (b) False
35. 35.⚡ Which is faster for the computer to work with? (a) RAM (b) a pen drive (c) a memory card (d) a printer
36. 36.⌨️ In a word processor, what does Ctrl+Y do? (a) select all (b) paste (c) save (d) redo
37. 37.📁 Which word means to “throw it away” (for a file or folder)? (a) create (b) move (c) save (d) delete
38. 38.True or false: storage (like a hard disk) holds apps that are open. (a) False (b) True
39. 39.⌨️ In a word processor, what does Ctrl+P do? (a) redo (b) save (c) print (d) copy
40. 40.True or false: a speaker is hardware. (a) False (b) True

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