Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 653 · 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) an operating system (b) a pen drive (c) a web browser (d) a typing tutor
2. 2.💾 Which is bigger: 1 TB or 1 GB? (a) 1 GB (b) 1 TB
3. 3.True or false: a printer is a storage device. (a) True (b) False
4. 4.🔢 A bit can be only 0 or ___. (a) 5 (b) 2 (c) 1 (d) 9
5. 5.🧰 Is a microphone a storage, input or output device? (a) a storage device (b) an input device (c) an output device
6. 6.True or false: Ctrl+C is the shortcut to redo. (a) True (b) False
7. 7.▌ What is the blinking line that shows where you will type? (a) the folder (b) the cursor (c) the toolbar (d) the icon
8. 8.💾 Which is smaller: 1 GB or 1 MB? (a) 1 GB (b) 1 MB
9. 9.Which of these is true of RAM? (a) keeps data when off (b) keeps your saved files (c) keeps photos for years (d) is the working memory
10. 10.True or false: Ctrl+Y is the shortcut to cut. (a) False (b) True
11. 11.💾 Which one keeps photos for years: RAM or storage? (a) RAM (b) storage
12. 12.🧩 Is a computer game hardware or software? (a) hardware (b) software
13. 13.✋ Which can we touch: hardware or software? (a) hardware (b) software
14. 14.📋 You want the same sentence in two places. What do you use first? (a) Copy (b) Delete (c) Backspace (d) Undo
15. 15.Which of these is hardware? (a) a calculator app (b) a typing tutor (c) a web browser (d) a mouse
16. 16.True or false: an operating system is hardware. (a) True (b) False
17. 17.💾 Which is smaller: 1 MB or 1 bit? (a) 1 bit (b) 1 MB
18. 18.True or false: RAM is the working memory. (a) True (b) False
19. 19.Which shortcut do we press to paste? (a) Ctrl+A (b) Ctrl+X (c) Ctrl+V (d) Ctrl+Y
20. 20.Which of these is software? (a) a paint program (b) a scanner (c) a mouse (d) a monitor
21. 21.📷 A camera keeps its photos on a small ___. (a) memory card (b) speaker (c) mouse pad (d) keyboard
22. 22.True or false: a printer is an input device. (a) True (b) False
23. 23.💾 Which is smaller: 1 byte or 1 MB? (a) 1 byte (b) 1 MB
24. 24.True or false: to create a file means to keep your work for later. (a) True (b) False
25. 25.True or false: to create a file means to make a brand-new one. (a) True (b) False
26. 26.True or false: a speaker is hardware. (a) False (b) True
27. 27.🏷️ Every file has a ___ so we can find it. (a) smell (b) weight (c) name (d) taste
28. 28.💾 Which is smaller: 1 bit or 1 GB? (a) 1 GB (b) 1 bit
29. 29.📂 What holds many files together, like a school bag holds books? (a) a speaker (b) a pixel (c) a folder (d) a mouse
30. 30.💾 Which is bigger: 1 KB or 1 MB? (a) 1 MB (b) 1 KB
31. 31.True or false: to copy a file means to keep your work for later. (a) True (b) False
32. 32.⌨️ In a word processor, what does Ctrl+P do? (a) paste (b) cut (c) copy (d) print
33. 33.🔍 Which is the odd one out? (a) a paint program (b) a monitor (c) a calculator app (d) an operating system
34. 34.📁 Which word means to “give it a new name” (for a file or folder)? (a) copy (b) open (c) delete (d) rename
35. 35.🧰 Is a memory card a storage, input or output device? (a) an output device (b) a storage device (c) an input device
36. 36.💾 How many bits are there in 9 bytes?
37. 37.True or false: RAM keeps photos for years. (a) True (b) False
38. 38.Which shortcut do we press to select all? (a) Ctrl+V (b) Ctrl+C (c) Ctrl+A (d) Ctrl+X
39. 39.🧾 Software is a set of ___ for the computer. (a) screws (b) instructions (c) wires (d) buttons
40. 40.True or false: RAM keeps your saved files. (a) True (b) False

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