Class 4 Computer Worksheet: Class Test

Computer lesson 24: Class 4 computer test · Set 27 · 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.Which of these is a job of the operating system? (a) manages all the files (b) opens a website (c) plays a game (d) types a letter
2. 2.🧩 Is an operating system hardware or software? (a) software (b) hardware
3. 3.⚡ Which generation of computers first used integrated circuits?
4. 4.True or false: “plays a game” is a job of the operating system. (a) False (b) True
5. 5.True or false: in email, the Inbox starts a new email. (a) False (b) True
6. 6.🗑️ An email from a stranger says you won a prize and asks for a password. What is it? (a) a birthday card (b) a trick (spam) (c) a school notice (d) a real prize
7. 7.📧 In email, which tells what mail is about? (a) Spam (b) Compose (c) Inbox (d) subject
8. 8.Which of these is true of a link? (a) has a back button (b) links computers globally (c) is a group of web pages (d) jumps to another page
9. 9.🅱️ Which style makes letters red? (a) highlight (b) strikethrough (c) font colour (d) italic
10. 10.Which shortcut turns on bold? (a) Ctrl+U (b) Ctrl+I (c) Ctrl+B
11. 11.True or false: text that lines up at the left is justify. (a) True (b) False
12. 12.🔤 The style or design of letters is called the ___. (a) font (b) cursor (c) mouse (d) folder
13. 13.📧 Which of these looks like a correct email address? (a) [email protected] (b) riya#example.com (c) riya.example.com (d) riya example com
14. 14.True or false: a website tells where a site lives. (a) False (b) True
15. 15.True or false: colouring a picture is done in a web browser. (a) False (b) True
16. 16.🕰️ Is “tablet” an old counting tool or a modern computer? (a) an old counting tool (b) a modern computer
17. 17.🔁 When does the operating system start working? (a) only at night (b) when we sneeze (c) as the computer starts (d) after we print
18. 18.True or false: computers of generation 1 first used integrated circuits. (a) False (b) True
19. 19.📧 In email, which starts a new email? (a) Reply (b) Compose (c) Inbox (d) Spam
20. 20.Which of these is true of the Reply button? (a) answers the sender (b) tells what mail is about (c) starts a new email (d) keeps mails you sent
21. 21.🌐 What does “www” stand for? (a) World Web Wide (b) World Wide Web (c) Wide World Web (d) Web Wide World
22. 22.True or false: font colour draws a line through. (a) False (b) True
23. 23.True or false: in email, the Inbox tells what mail is about. (a) False (b) True
24. 24.True or false: computers of generation 3 first used vacuum tubes. (a) True (b) False
25. 25.What does bullets do to text? (a) makes letters slant (b) makes a dotted list (c) makes letters thick (d) makes letters dark
26. 26.🅱️ Which style makes letters bigger? (a) font colour (b) font size (c) highlight (d) numbering
27. 27.Which of these is a job of an app? (a) talks to the devices (b) shows the desktop (c) shares memory among apps (d) adds up marks
28. 28.Which of these is true of the internet? (a) has a back button (b) links computers globally (c) jumps to another page (d) shows web pages to us
29. 29.🎨 Making a heading red means changing the font ___. (a) shape (b) size (c) colour (d) name
30. 30.🔠 Making letters bigger means changing the font ___. (a) name (b) colour (c) folder (d) size
31. 31.🖥️ Who does this job: “types a letter” — the operating system or an app? (a) an app (b) the operating system
32. 32.🌐 Which of these often starts with www? (a) a website (b) a web address (c) a link (d) a search engine
33. 33.📧 In email, which answers the sender? (a) attachment (b) Sent (c) Reply (d) Inbox
34. 34.True or false: in email, an attachment keeps mails you sent. (a) False (b) True
35. 35.🖥️ Who does this job: “shows the desktop” — the operating system or an app? (a) an app (b) the operating system
36. 36.True or false: “plays a song” is a job of the operating system. (a) True (b) False
37. 37.⚡ Which generation of computers first used transistors?
38. 38.🔢 To log in to a website, what comes right after “open the web browser”? (a) type your username (b) type your password (c) go to the website (d) press Enter
39. 39.Which of these is a job of the operating system? (a) shows the desktop (b) plays a game (c) adds up marks (d) draws a picture
40. 40.Which of these is true of a web browser? (a) often starts with www (b) jumps to another page (c) shows web pages to us (d) finds pages by keywords

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