Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 239 · 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 an input device. (a) True (b) False
2. 2.True or false: to delete a file means to change its name. (a) True (b) False
3. 3.Which of these is hardware? (a) a keyboard (b) a word processor (c) a web browser (d) a typing tutor
4. 4.🧰 Is a solid-state drive a storage, input or output device? (a) an input device (b) a storage device (c) an output device
5. 5.Which of these is an output device? (a) pen drive (b) monitor (c) hard disk (d) scanner
6. 6.🔢 A bit can be only 0 or ___. (a) 5 (b) 9 (c) 2 (d) 1
7. 7.📁 Which word means to “keep your work for later” (for a file or folder)? (a) rename (b) save (c) copy (d) delete
8. 8.⌨️ In a word processor, what does Ctrl+A do? (a) select all (b) cut (c) paste (d) copy
9. 9.💾 How many bytes are there in 2 KB?
10. 10.💾 How many MB are there in 1 GB?
11. 11.🖍️ Before we cut or copy text, we must first ___ it. (a) print (b) save (c) select (d) delete
12. 12.Which of these is true of RAM? (a) keeps your saved files (b) is permanent storage (c) is the working memory (d) keeps data when off
13. 13.📋 You want the same sentence in two places. What do you use first? (a) Undo (b) Delete (c) Copy (d) Backspace
14. 14.True or false: a hard disk is an output device. (a) True (b) False
15. 15.📁 What do we call a folder inside another folder? (a) a printer (b) a big file (c) an icon (d) a subfolder
16. 16.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) rename (b) create (c) open (d) save
17. 17.💾 Which is smaller: 1 TB or 1 GB? (a) 1 GB (b) 1 TB
18. 18.💾 Which is smaller: 1 byte or 1 KB? (a) 1 KB (b) 1 byte
19. 19.True or false: Ctrl+P is the shortcut to cut. (a) True (b) False
20. 20.📁 Which word means to “see what is inside” (for a file or folder)? (a) delete (b) open (c) save (d) rename
21. 21.True or false: a solid-state drive is an output device. (a) True (b) False
22. 22.True or false: RAM is permanent storage. (a) True (b) False
23. 23.True or false: a solid-state drive is a storage device. (a) True (b) False
24. 24.True or false: to create a file means to make a brand-new one. (a) True (b) False
25. 25.🧾 Software is a set of ___ for the computer. (a) instructions (b) buttons (c) wires (d) screws
26. 26.Which of these is an input device? (a) mouse (b) solid-state drive (c) hard disk (d) monitor
27. 27.💾 How many KB are there in 2 MB?
28. 28.True or false: a monitor is an input device. (a) False (b) True
29. 29.True or false: RAM holds apps that are open. (a) False (b) True
30. 30.💾 Which is smaller: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
31. 31.What does it mean to save a file? (a) get rid of it (b) change its name (c) store your work (d) put it in another place
32. 32.🔍 Which is the odd one out? (a) a pen drive (b) a computer game (c) a mouse (d) a hard disk
33. 33.💾 Which is bigger: 1 bit or 1 byte? (a) 1 byte (b) 1 bit
34. 34.👩‍💻 What do we call people who write software? (a) tailors (b) farmers (c) plumbers (d) programmers
35. 35.Which of these is a storage device? (a) microphone (b) scanner (c) keyboard (d) memory card
36. 36.💾 How many KB are there in 1 MB?
37. 37.True or false: to open a file means to change its name. (a) False (b) True
38. 38.💡 What is the smallest unit of computer memory? (a) KB (b) bit (c) GB (d) byte
39. 39.Which of these is true of storage (like a hard disk)? (a) holds apps that are open (b) is the working memory (c) keeps your saved files (d) loses data when off
40. 40.True or false: Ctrl+C is the shortcut to redo. (a) True (b) False

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