Class 4 Computer Worksheet: Class Test

Computer lesson 24: Class 4 computer test · Set 204 · 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.True or false: “smartwatch” is a modern computer. (a) True (b) False
2. 2.⚡ Which generation of computers first used vacuum tubes?
3. 3.🔢 To log in to a website, which is the LAST step? (a) press Enter (b) type your username (c) open the web browser (d) go to the website
4. 4.🔍 Which is the odd one out? (a) smartphone (b) supercomputer (c) laptop (d) abacus
5. 5.📐 Which alignment straight on both edges? (a) centre align (b) justify (c) right align (d) left align
6. 6.⌨️ Which style does Ctrl+I turn on? (a) italic (b) underline (c) bold
7. 7.Which of these is an old counting tool? (a) desktop computer (b) laptop (c) Pascaline (d) smartphone
8. 8.Which of these is a job of the operating system? (a) manages all the files (b) adds up marks (c) types a letter (d) opens a website
9. 9.🧩 Is an operating system hardware or software? (a) hardware (b) software
10. 10.Which of these is done in a word processor? (a) making a budget table (b) colouring a picture (c) writing a story (d) adding up marks
11. 11.What did computers of generation 3 first use? (a) integrated circuits (b) microprocessors (c) transistors (d) vacuum tubes
12. 12.🧰 Which program would you use for adding up marks? (a) a spreadsheet (b) a presentation program (c) a web browser (d) a paint program
13. 13.Which of these is true of the Reply button? (a) is a file sent with mail (b) holds emails you receive (c) answers the sender (d) holds junk mail
14. 14.True or false: computers of generation 3 first used integrated circuits. (a) True (b) False
15. 15.🕰️ Is “Difference Engine” an old counting tool or a modern computer? (a) a modern computer (b) an old counting tool
16. 16.True or false: a web browser shows web pages to us. (a) False (b) True
17. 17.📧 Which sign is in every email address? (a) @ (b) % (c) # (d) &
18. 18.True or false: “talks to the devices” is a job of an app. (a) False (b) True
19. 19.📐 Which alignment lines up at the left? (a) centre align (b) left align (c) justify (d) right align
20. 20.🗑️ An email from a stranger says you won a prize and asks for a password. What is it? (a) a trick (spam) (b) a school notice (c) a birthday card (d) a real prize
21. 21.🅱️ Which style makes letters slant? (a) italic (b) font size (c) font colour (d) bullets
22. 22.True or false: in email, an attachment keeps mails you sent. (a) True (b) False
23. 23.True or false: text that lines up at the right is left align. (a) False (b) True
24. 24.What does font colour do to text? (a) makes letters thick (b) makes letters bigger (c) makes letters red (d) makes letters slant
25. 25.🔍 Which is the odd one out? (a) Difference Engine (b) tally sticks (c) Napier’s bones (d) tablet
26. 26.True or false: “starts up the computer” is a job of the operating system. (a) True (b) False
27. 27.🅱️ Which style makes a 1, 2, 3 list? (a) numbering (b) underline (c) font colour (d) font size
28. 28.Which of these is true of a search engine? (a) finds pages by keywords (b) tells where a site lives (c) is a group of web pages (d) often starts with www
29. 29.Which of these is a job of an app? (a) shows the desktop (b) plays a song (c) starts up the computer (d) talks to the devices
30. 30.🔁 When does the operating system start working? (a) when we sneeze (b) after we print (c) only at night (d) as the computer starts
31. 31.True or false: making a budget table is done in a word processor. (a) True (b) False
32. 32.🌐 Which of these shows web pages to us? (a) a web browser (b) a website (c) the internet (d) a search engine
33. 33.🖥️ Who does this job: “types a letter” — the operating system or an app? (a) an app (b) the operating system
34. 34.✉️ In which box do we type the address of the person we write to? (a) the Sent folder (b) the To box (c) the Spam folder (d) the Subject box
35. 35.True or false: text that straight on both edges is justify. (a) False (b) True
36. 36.True or false: highlight colours behind the text. (a) False (b) True
37. 37.🧰 Which program would you use for colouring a picture? (a) a paint program (b) a presentation program (c) a spreadsheet (d) a word processor
38. 38.True or false: in email, the Compose button starts a new email. (a) False (b) True
39. 39.True or false: drawing a kite is done in a web browser. (a) False (b) True
40. 40.True or false: a web browser has a back button. (a) False (b) True

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