Class 4 Computer Worksheet: Class Test

Computer lesson 24: Class 4 computer test · Set 461 · 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 shows web pages to us? (a) a website (b) the internet (c) a search engine (d) a web browser
2. 2.📧 Which of these looks like a correct email address? (a) [email protected] (b) riya example com (c) riya.example.com (d) riya#example.com
3. 3.True or false: “supercomputer” is an old counting tool. (a) False (b) True
4. 4.⚡ Which generation of computers first used integrated circuits?
5. 5.True or false: “Difference Engine” is an old counting tool. (a) False (b) True
6. 6.Which of these is a job of an app? (a) types a letter (b) shows the desktop (c) starts up the computer (d) runs the other programs
7. 7.🔁 When does the operating system start working? (a) after we print (b) only at night (c) when we sneeze (d) as the computer starts
8. 8.🎨 Making a heading red means changing the font ___. (a) colour (b) size (c) shape (d) name
9. 9.⚙️ Which planned machine of Charles Babbage could be programmed? (a) Analytical Engine (b) abacus (c) Napier’s bones (d) Pascaline
10. 10.True or false: typing a letter is done in a word processor. (a) False (b) True
11. 11.🧰 Which program would you use for colouring a picture? (a) a web browser (b) a paint program (c) a presentation program (d) a word processor
12. 12.🔢 To log in to a website, what comes right after “type your password”? (a) go to the website (b) open the web browser (c) press Enter (d) type your username
13. 13.Which of these is done in a spreadsheet? (a) typing a letter (b) making a budget table (c) opening a website (d) writing a story
14. 14.True or false: “desktop computer” is an old counting tool. (a) False (b) True
15. 15.True or false: in email, the Inbox answers the sender. (a) False (b) True
16. 16.🧮 Which is one of the oldest counting tools? (a) the laptop (b) the smartphone (c) the calculator (d) the abacus
17. 17.What did computers of generation 4 first use? (a) microprocessors (b) transistors (c) integrated circuits (d) vacuum tubes
18. 18.True or false: “plays a game” is a job of the operating system. (a) False (b) True
19. 19.True or false: Ctrl+B turns on italic. (a) True (b) False
20. 20.Which of these is true of the Spam folder? (a) holds emails you receive (b) holds junk mail (c) passes mail to others (d) is a file sent with mail
21. 21.Which of these is a job of the operating system? (a) talks to the devices (b) types a letter (c) plays a song (d) plays a game
22. 22.True or false: in email, the subject is a file sent with mail. (a) True (b) False
23. 23.🔤 The style or design of letters is called the ___. (a) mouse (b) cursor (c) font (d) folder
24. 24.🖥️ Who does this job: “draws a picture” — the operating system or an app? (a) an app (b) the operating system
25. 25.🅱️ Which style makes letters dark? (a) bullets (b) strikethrough (c) highlight (d) bold
26. 26.📐 Which alignment sits in the middle? (a) centre align (b) left align (c) right align (d) justify
27. 27.🕰️ Is “tally sticks” an old counting tool or a modern computer? (a) an old counting tool (b) a modern computer
28. 28.Which shortcut turns on underline? (a) Ctrl+I (b) Ctrl+B (c) Ctrl+U
29. 29.🖥️ Who does this job: “talks to the devices” — the operating system or an app? (a) the operating system (b) an app
30. 30.What does font size do to text? (a) makes letters dark (b) makes letters thick (c) makes letters bigger (d) makes a dotted list
31. 31.Which of these is a job of the operating system? (a) plays a game (b) shares memory among apps (c) plays a song (d) draws a picture
32. 32.True or false: in email, an attachment keeps mails you sent. (a) False (b) True
33. 33.📧 In email, which holds emails you receive? (a) attachment (b) Compose (c) Reply (d) Inbox
34. 34.Which of these is done in a word processor? (a) making a budget table (b) adding up marks (c) writing a story (d) colouring a picture
35. 35.What does bold do to text? (a) makes letters slant (b) draws a line under text (c) makes letters thick (d) makes a 1, 2, 3 list
36. 36.🕰️ Is “Napier’s bones” an old counting tool or a modern computer? (a) a modern computer (b) an old counting tool
37. 37.🖥️ Who does this job: “manages all the files” — the operating system or an app? (a) the operating system (b) an app
38. 38.True or false: in email, the Reply button answers the sender. (a) False (b) True
39. 39.Which of these is true of the Inbox? (a) holds junk mail (b) is a file sent with mail (c) holds emails you receive (d) passes mail to others
40. 40.🦴 Napier’s bones were used to ___. (a) multiply numbers (b) play music (c) draw pictures (d) send emails

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