Class 4 Computer Worksheet: Class Test

Computer lesson 24: Class 4 computer test · Set 265 · 40 questions

Remember (Find the topic, use the idea): Read the question and find its topic: system software, formatting, the internet, email or history. Use that lesson’s idea — manager or app, B I U, browser or search engine, Inbox or Sent, which generation. Check your answer against a fact you are sure of.

1. 1.📧 In email, which is a file sent with mail? (a) Inbox (b) subject (c) attachment (d) Forward
2. 2.🔁 When does the operating system start working? (a) as the computer starts (b) only at night (c) after we print (d) when we sneeze
3. 3.True or false: “Napier’s bones” is a modern computer. (a) False (b) True
4. 4.🖥️ Who does this job: “talks to the devices” — the operating system or an app? (a) the operating system (b) an app
5. 5.What does italic do to text? (a) makes letters bigger (b) makes letters slant (c) makes letters dark (d) makes letters thick
6. 6.True or false: Ctrl+B turns on underline. (a) True (b) False
7. 7.🏢 The first electronic computers were so big that they filled a ___. (a) lunch box (b) pocket (c) whole room (d) pencil box
8. 8.What does font size do to text? (a) makes letters red (b) makes a dotted list (c) makes letters bigger (d) draws a line through
9. 9.🧰 Which program would you use for writing a story? (a) a spreadsheet (b) a paint program (c) a presentation program (d) a word processor
10. 10.What did computers of generation 2 first use? (a) vacuum tubes (b) microprocessors (c) transistors (d) integrated circuits
11. 11.🌐 What does “www” stand for? (a) Wide World Web (b) World Web Wide (c) Web Wide World (d) World Wide Web
12. 12.📧 In email, which passes mail to others? (a) Forward (b) Sent (c) attachment (d) subject
13. 13.Which of these is a job of the operating system? (a) plays a song (b) types a letter (c) starts up the computer (d) opens a website
14. 14.🕰️ Is “Difference Engine” an old counting tool or a modern computer? (a) an old counting tool (b) a modern computer
15. 15.Which of these is true of a search engine? (a) finds pages by keywords (b) links computers globally (c) tells where a site lives (d) shows web pages to us
16. 16.True or false: Ctrl+U turns on underline. (a) True (b) False
17. 17.🖥️ Who does this job: “draws a picture” — the operating system or an app? (a) the operating system (b) an app
18. 18.True or false: text that lines up at the left is right align. (a) False (b) True
19. 19.True or false: computers of generation 1 first used integrated circuits. (a) True (b) False
20. 20.True or false: bold makes letters thick. (a) True (b) False
21. 21.Which of these is done in a web browser? (a) typing a letter (b) drawing a kite (c) colouring a picture (d) opening a website
22. 22.True or false: a web address is often underlined. (a) False (b) True
23. 23.Which of these is a modern computer? (a) Pascaline (b) slide rule (c) abacus (d) smartwatch
24. 24.Which shortcut turns on bold? (a) Ctrl+U (b) Ctrl+I (c) Ctrl+B
25. 25.Which of these is a job of an app? (a) shares memory among apps (b) manages all the files (c) starts up the computer (d) draws a picture
26. 26.True or false: text that lines up at the right is left align. (a) True (b) False
27. 27.Which of these is true of the subject? (a) keeps mails you sent (b) is a file sent with mail (c) holds junk mail (d) tells what mail is about
28. 28.Which of these is true of the Forward button? (a) tells what mail is about (b) holds emails you receive (c) starts a new email (d) passes mail to others
29. 29.📐 Which alignment straight on both edges? (a) centre align (b) justify (c) right align (d) left align
30. 30.True or false: text that straight on both edges is left align. (a) True (b) False
31. 31.🖥️ Who does this job: “plays a game” — the operating system or an app? (a) an app (b) the operating system
32. 32.🔌 What do we need to use the internet? (a) a paintbrush (b) a pencil (c) a ruler (d) an internet connection
33. 33.🧩 Is an operating system hardware or software? (a) hardware (b) software
34. 34.🔢 To log in to a website, which do we do first: “open the web browser” or “go to the website”? (a) go to the website (b) open the web browser
35. 35.📧 In email, which holds emails you receive? (a) Inbox (b) attachment (c) Compose (d) Spam
36. 36.True or false: writing a story is done in a word processor. (a) False (b) True
37. 37.True or false: “manages all the files” is a job of an app. (a) True (b) False
38. 38.📐 Which alignment lines up at the left? (a) right align (b) left align (c) justify (d) centre align
39. 39.🔢 To log in to a website, what comes right after “go to the website”? (a) press Enter (b) open the web browser (c) type your username (d) type your password
40. 40.True or false: “desktop computer” is a modern computer. (a) True (b) False

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