Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 154 · 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.▌ What is the blinking line that shows where you will type? (a) the folder (b) the cursor (c) the icon (d) the toolbar
2. 2.True or false: Ctrl+V is the shortcut to paste. (a) True (b) False
3. 3.What does it mean to create a file? (a) make an exact twin (b) make a brand-new one (c) see what is inside (d) put it in another place
4. 4.🧩 Is a calculator app hardware or software? (a) hardware (b) software
5. 5.Which of these is hardware? (a) a word processor (b) a paint program (c) a calculator app (d) a hard disk
6. 6.Which of these is an output device? (a) memory card (b) keyboard (c) projector (d) microphone
7. 7.🧩 Is an operating system hardware or software? (a) software (b) hardware
8. 8.🔢 A bit can be only 0 or ___. (a) 5 (b) 2 (c) 9 (d) 1
9. 9.🔍 Which is the odd one out? (a) a paint program (b) a keyboard (c) a webcam (d) a mouse
10. 10.🧾 Software is a set of ___ for the computer. (a) buttons (b) screws (c) instructions (d) wires
11. 11.💾 Which is smaller: 1 TB or 1 GB? (a) 1 TB (b) 1 GB
12. 12.📄 A file name ends in .mp3. What is it most likely? (a) a sound (b) a picture (c) a document (d) a video
13. 13.⌨️ In a word processor, what does Ctrl+C do? (a) save (b) print (c) copy (d) undo
14. 14.Which shortcut do we press to print? (a) Ctrl+V (b) Ctrl+P (c) Ctrl+C (d) Ctrl+X
15. 15.💾 How many MB are there in 3 GB?
16. 16.💾 How many bits are there in 11 bytes?
17. 17.Which of these is hardware? (a) a webcam (b) a computer game (c) a word processor (d) a web browser
18. 18.💾 Which one keeps your saved files: RAM or storage? (a) RAM (b) storage
19. 19.True or false: a hard disk is hardware. (a) False (b) True
20. 20.🔍 Which is the odd one out? (a) a keyboard (b) a webcam (c) an operating system (d) a printer
21. 21.True or false: Ctrl+V is the shortcut to copy. (a) True (b) False
22. 22.Which shortcut do we press to paste? (a) Ctrl+V (b) Ctrl+S (c) Ctrl+P (d) Ctrl+A
23. 23.🔍 Which shortcut helps you find a word in a long story? (a) Ctrl+B (b) Ctrl+I (c) Ctrl+U (d) Ctrl+F
24. 24.👩‍💻 What do we call people who write software? (a) tailors (b) programmers (c) plumbers (d) farmers
25. 25.True or false: a solid-state drive is an input device. (a) True (b) False
26. 26.☁️ Saving files on the internet to use from anywhere is called ___. (a) paper storage (b) cloud storage (c) rain storage (d) box storage
27. 27.💾 Which is smaller: 1 byte or 1 bit? (a) 1 byte (b) 1 bit
28. 28.True or false: RAM keeps photos for years. (a) False (b) True
29. 29.🧰 Is a monitor a storage, input or output device? (a) an input device (b) an output device (c) a storage device
30. 30.Which of these is software? (a) a webcam (b) a mouse (c) an operating system (d) a keyboard
31. 31.💾 How many bits are there in 9 bytes?
32. 32.🧰 Is a mouse a storage, input or output device? (a) an input device (b) an output device (c) a storage device
33. 33.True or false: a keyboard is hardware. (a) False (b) True
34. 34.True or false: a solid-state drive is an output device. (a) True (b) False
35. 35.What does it mean to save a file? (a) change its name (b) keep your work for later (c) give it a new name (d) get rid of it
36. 36.📁 Which word means to “see what is inside” (for a file or folder)? (a) open (b) delete (c) create (d) copy
37. 37.Which shortcut do we press to undo? (a) Ctrl+S (b) Ctrl+X (c) Ctrl+C (d) Ctrl+Z
38. 38.🔍 Which is the odd one out? (a) hard disk (b) pen drive (c) memory card (d) scanner
39. 39.🔌 The power goes off suddenly. Which loses the unsaved work? (a) the pen drive (b) the memory card (c) RAM (d) the hard disk
40. 40.Which of these is an input device? (a) monitor (b) scanner (c) hard disk (d) pen drive

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