Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 744 · 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.🖍️ Before we cut or copy text, we must first ___ it. (a) delete (b) save (c) print (d) select
2. 2.📁 Which word means to “put it in another place” (for a file or folder)? (a) save (b) move (c) rename (d) create
3. 3.📄 What does a word processor help us do? (a) fly a kite (b) cook food (c) water plants (d) type and edit text
4. 4.Which shortcut do we press to paste? (a) Ctrl+C (b) Ctrl+V (c) Ctrl+Z (d) Ctrl+P
5. 5.💾 Which is smaller: 1 KB or 1 TB? (a) 1 TB (b) 1 KB
6. 6.💾 How many bits are there in 8 bytes?
7. 7.👩‍💻 What do we call people who write software? (a) programmers (b) plumbers (c) tailors (d) farmers
8. 8.💾 How many KB are there in 2 MB?
9. 9.True or false: an operating system is software. (a) False (b) True
10. 10.📁 Which word means to “change its name” (for a file or folder)? (a) move (b) open (c) copy (d) rename
11. 11.What does it mean to save a file? (a) put it in another place (b) throw it away (c) see what is inside (d) store your work
12. 12.True or false: a mouse is software. (a) False (b) True
13. 13.⌨️ In a word processor, what does Ctrl+X do? (a) copy (b) print (c) cut (d) redo
14. 14.⌨️ In a word processor, what does Ctrl+Z do? (a) print (b) cut (c) undo (d) paste
15. 15.💾 Which is bigger: 1 KB or 1 bit? (a) 1 bit (b) 1 KB
16. 16.📄 A file name ends in .pdf. What is it most likely? (a) a document (b) a sound (c) a picture (d) a video
17. 17.💡 What is the smallest unit of computer memory? (a) KB (b) byte (c) bit (d) GB
18. 18.💾 Which is smaller: 1 MB or 1 bit? (a) 1 bit (b) 1 MB
19. 19.True or false: to copy a file means to make an exact twin. (a) True (b) False
20. 20.Which of these is software? (a) a printer (b) a keyboard (c) a paint program (d) a mouse
21. 21.💾 How many GB are there in 2 TB?
22. 22.📷 A camera keeps its photos on a small ___. (a) keyboard (b) memory card (c) mouse pad (d) speaker
23. 23.⌨️ In a word processor, what does Ctrl+Y do? (a) print (b) cut (c) redo (d) paste
24. 24.🧩 Is a paint program hardware or software? (a) hardware (b) software
25. 25.💾 Which is smaller: 1 MB or 1 byte? (a) 1 byte (b) 1 MB
26. 26.💾 Which is bigger: 1 byte or 1 MB? (a) 1 MB (b) 1 byte
27. 27.💾 How many KB are there in 1 MB?
28. 28.⚡ Which is faster for the computer to work with? (a) RAM (b) a printer (c) a memory card (d) a pen drive
29. 29.📋 You want the same sentence in two places. What do you use first? (a) Undo (b) Backspace (c) Copy (d) Delete
30. 30.True or false: RAM loses data when off. (a) False (b) True
31. 31.💾 Which one holds apps that are open: RAM or storage? (a) storage (b) RAM
32. 32.💾 Which one is temporary memory: RAM or storage? (a) RAM (b) storage
33. 33.🧰 Is a scanner a storage, input or output device? (a) an output device (b) an input device (c) a storage device
34. 34.💾 Which is bigger: 1 TB or 1 byte? (a) 1 byte (b) 1 TB
35. 35.💾 Which is smaller: 1 KB or 1 byte? (a) 1 byte (b) 1 KB
36. 36.☁️ Saving files on the internet to use from anywhere is called ___. (a) paper storage (b) cloud storage (c) box storage (d) rain storage
37. 37.💾 How many bits are there in 2 bytes?
38. 38.True or false: storage (like a hard disk) keeps photos for years. (a) True (b) False
39. 39.📁 Which word means to “store your work” (for a file or folder)? (a) delete (b) rename (c) copy (d) save
40. 40.True or false: Ctrl+C is the shortcut to paste. (a) True (b) False

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