Class 4 Computer Worksheet: Class Test

Computer lesson 24: Class 4 computer test · Set 355 · 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.🖥️ Who does this job: “shares memory among apps” — the operating system or an app? (a) the operating system (b) an app
2. 2.Which of these is a modern computer? (a) Napier’s bones (b) Difference Engine (c) Pascaline (d) laptop
3. 3.Which of these is done in a word processor? (a) making slides for a talk (b) colouring a picture (c) writing a story (d) adding up marks
4. 4.📧 Which of these looks like a correct email address? (a) riya example com (b) riya#example.com (c) [email protected] (d) riya.example.com
5. 5.Which of these is true of a website? (a) links computers globally (b) shows web pages to us (c) is a group of web pages (d) has a back button
6. 6.Which of these is a job of the operating system? (a) plays a game (b) draws a picture (c) shares memory among apps (d) opens a website
7. 7.👴 Who is called the father of the computer? (a) Blaise Pascal (b) John Napier (c) Charles Babbage
8. 8.True or false: the internet links computers globally. (a) False (b) True
9. 9.True or false: bold makes letters dark. (a) True (b) False
10. 10.True or false: “smartwatch” is a modern computer. (a) False (b) True
11. 11.What does italic do to text? (a) draws a line through (b) makes letters slant (c) makes letters dark (d) colours behind the text
12. 12.Which of these is a job of an app? (a) manages all the files (b) runs the other programs (c) shows the desktop (d) adds up marks
13. 13.Which of these is a job of the operating system? (a) draws a picture (b) types a letter (c) starts up the computer (d) plays a song
14. 14.⌨️ Which style does Ctrl+U turn on? (a) italic (b) bold (c) underline
15. 15.True or false: a web address jumps to another page. (a) False (b) True
16. 16.🖥️ Who does this job: “starts up the computer” — the operating system or an app? (a) the operating system (b) an app
17. 17.Which of these is a modern computer? (a) slide rule (b) smartphone (c) tally sticks (d) abacus
18. 18.True or false: highlight colours behind the text. (a) True (b) False
19. 19.⚙️ Which planned machine of Charles Babbage could be programmed? (a) Pascaline (b) Napier’s bones (c) abacus (d) Analytical Engine
20. 20.What did computers of generation 3 first use? (a) microprocessors (b) vacuum tubes (c) integrated circuits (d) transistors
21. 21.True or false: in email, the Compose button starts a new email. (a) False (b) True
22. 22.Which of these is a modern computer? (a) Pascaline (b) abacus (c) Difference Engine (d) tablet
23. 23.Which of these is an old counting tool? (a) abacus (b) tablet (c) desktop computer (d) laptop
24. 24.True or false: in email, the Reply button answers the sender. (a) True (b) False
25. 25.Which shortcut turns on bold? (a) Ctrl+B (b) Ctrl+U (c) Ctrl+I
26. 26.🗑️ An email from a stranger says you won a prize and asks for a password. What is it? (a) a trick (spam) (b) a real prize (c) a birthday card (d) a school notice
27. 27.🌐 Which of these shows web pages to us? (a) a web browser (b) a web address (c) a website (d) a link
28. 28.Which of these is true of the Sent folder? (a) starts a new email (b) passes mail to others (c) holds emails you receive (d) keeps mails you sent
29. 29.🌐 What does “www” stand for? (a) Web Wide World (b) Wide World Web (c) World Wide Web (d) World Web Wide
30. 30.📧 In email, which passes mail to others? (a) Spam (b) Compose (c) Forward (d) Sent
31. 31.🔁 When does the operating system start working? (a) only at night (b) when we sneeze (c) as the computer starts (d) after we print
32. 32.True or false: “shares memory among apps” is a job of an app. (a) True (b) False
33. 33.What does strikethrough do to text? (a) makes a 1, 2, 3 list (b) draws a line through (c) makes letters slant (d) makes letters red
34. 34.What does font size do to text? (a) makes letters bigger (b) makes letters slant (c) colours behind the text (d) makes letters dark
35. 35.True or false: in email, the subject tells what mail is about. (a) True (b) False
36. 36.🖥️ Who does this job: “opens a website” — the operating system or an app? (a) an app (b) the operating system
37. 37.True or false: “smartphone” is an old counting tool. (a) True (b) False
38. 38.What does highlight do to text? (a) makes a dotted list (b) makes letters thick (c) draws a line through (d) colours behind the text
39. 39.🌐 Which of these is often underlined? (a) a web browser (b) a web address (c) a search engine (d) a link
40. 40.📧 Which sign is in every email address? (a) # (b) @ (c) % (d) &

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