Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 261 · 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 of these is hardware? (a) a calculator app (b) a web browser (c) a paint program (d) a hard disk
2. 2.🧩 Is a typing tutor hardware or software? (a) hardware (b) software
3. 3.🖍️ Before we cut or copy text, we must first ___ it. (a) select (b) delete (c) save (d) print
4. 4.💾 How many KB are there in 3 MB?
5. 5.📂 What holds many files together, like a school bag holds books? (a) a pixel (b) a mouse (c) a speaker (d) a folder
6. 6.▌ What is the blinking line that shows where you will type? (a) the folder (b) the toolbar (c) the icon (d) the cursor
7. 7.🧩 Is a pen drive hardware or software? (a) software (b) hardware
8. 8.👩‍💻 What do we call people who write software? (a) programmers (b) plumbers (c) farmers (d) tailors
9. 9.📄 A file name ends in .mkv. What is it most likely? (a) a picture (b) a video (c) a document (d) a sound
10. 10.True or false: a paint program is software. (a) False (b) True
11. 11.💡 What is the smallest unit of computer memory? (a) byte (b) bit (c) KB (d) GB
12. 12.💾 Which is smaller: 1 GB or 1 KB? (a) 1 KB (b) 1 GB
13. 13.💾 Which is bigger: 1 GB or 1 KB? (a) 1 GB (b) 1 KB
14. 14.💾 Which is bigger: 1 bit or 1 byte? (a) 1 byte (b) 1 bit
15. 15.True or false: storage (like a hard disk) keeps photos for years. (a) True (b) False
16. 16.💾 How many bytes are there in 3 KB?
17. 17.📁 Which word means to “throw it away” (for a file or folder)? (a) move (b) create (c) copy (d) delete
18. 18.Which of these is hardware? (a) a computer game (b) a mouse (c) a music player app (d) a word processor
19. 19.💾 How many MB are there in 3 GB?
20. 20.True or false: a hard disk is software. (a) False (b) True
21. 21.⚡ Which is faster for the computer to work with? (a) a printer (b) a pen drive (c) RAM (d) a memory card
22. 22.✋ Which can we touch: hardware or software? (a) hardware (b) software
23. 23.💾 How many bits are there in 5 bytes?
24. 24.📁 Which word means to “change its name” (for a file or folder)? (a) move (b) create (c) rename (d) open
25. 25.True or false: RAM is the working memory. (a) False (b) True
26. 26.🔌 The power goes off suddenly. Which loses the unsaved work? (a) RAM (b) the pen drive (c) the memory card (d) the hard disk
27. 27.📷 A camera keeps its photos on a small ___. (a) memory card (b) keyboard (c) mouse pad (d) speaker
28. 28.True or false: RAM loses data when off. (a) True (b) False
29. 29.True or false: a web browser is hardware. (a) True (b) False
30. 30.☁️ Saving files on the internet to use from anywhere is called ___. (a) rain storage (b) cloud storage (c) box storage (d) paper storage
31. 31.⌨️ In a word processor, what does Ctrl+S do? (a) save (b) redo (c) print (d) select all
32. 32.Which of these is an input device? (a) memory card (b) keyboard (c) monitor (d) solid-state drive
33. 33.🧩 Is a monitor hardware or software? (a) hardware (b) software
34. 34.Which file ending is a document? (a) .gif (b) .mp4 (c) .pdf (d) .mkv
35. 35.💾 Which is bigger: 1 KB or 1 MB? (a) 1 MB (b) 1 KB
36. 36.💾 Which is bigger: 1 MB or 1 TB? (a) 1 MB (b) 1 TB
37. 37.🧩 Is a keyboard hardware or software? (a) hardware (b) software
38. 38.Which of these is a storage device? (a) mouse (b) projector (c) scanner (d) memory card
39. 39.💾 Which one is the working memory: RAM or storage? (a) RAM (b) storage
40. 40.📁 What do we call a folder inside another folder? (a) a printer (b) an icon (c) a big file (d) a subfolder

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