Class 4 Computer Worksheet: Class Test

Computer lesson 24: Class 4 computer test · Set 646 · 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 an old counting tool? (a) supercomputer (b) desktop computer (c) Napier’s bones (d) smartwatch
2. 2.📧 In email, which answers the sender? (a) Inbox (b) Spam (c) attachment (d) Reply
3. 3.What does font size do to text? (a) makes letters bigger (b) makes letters red (c) draws a line under text (d) makes a 1, 2, 3 list
4. 4.Which of these is true of a web address? (a) often starts with www (b) lists search results (c) has a back button (d) links computers globally
5. 5.📐 Which alignment lines up at the right? (a) centre align (b) justify (c) right align (d) left align
6. 6.Which of these is a job of an app? (a) talks to the devices (b) adds up marks (c) runs the other programs (d) shows the desktop
7. 7.🧰 Which program would you use for colouring a picture? (a) a web browser (b) a word processor (c) a paint program (d) a spreadsheet
8. 8.Which of these is true of the internet? (a) lists search results (b) is often underlined (c) tells where a site lives (d) links computers globally
9. 9.True or false: “opens a website” is a job of the operating system. (a) False (b) True
10. 10.📐 Which alignment lines up at the left? (a) right align (b) justify (c) left align (d) centre align
11. 11.⚙️ Which planned machine of Charles Babbage could be programmed? (a) abacus (b) Napier’s bones (c) Pascaline (d) Analytical Engine
12. 12.True or false: a search engine often starts with www. (a) True (b) False
13. 13.🖥️ Who does this job: “manages all the files” — the operating system or an app? (a) an app (b) the operating system
14. 14.🔢 To log in to a website, which do we do first: “press Enter” or “open the web browser”? (a) press Enter (b) open the web browser
15. 15.🖥️ Who does this job: “plays a song” — the operating system or an app? (a) an app (b) the operating system
16. 16.Which of these is a job of an app? (a) manages all the files (b) draws a picture (c) shares memory among apps (d) talks to the devices
17. 17.⌨️ Which style does Ctrl+U turn on? (a) italic (b) underline (c) bold
18. 18.What did computers of generation 1 first use? (a) microprocessors (b) transistors (c) integrated circuits (d) vacuum tubes
19. 19.📧 In email, which passes mail to others? (a) Reply (b) Forward (c) Spam (d) Compose
20. 20.Which of these is a job of an app? (a) manages all the files (b) talks to the devices (c) plays a song (d) runs the other programs
21. 21.True or false: Ctrl+U turns on underline. (a) False (b) True
22. 22.🔍 Which is the odd one out? (a) smartwatch (b) Pascaline (c) smartphone (d) supercomputer
23. 23.🌐 Which of these links computers globally? (a) a web browser (b) a website (c) the internet (d) a web address
24. 24.⌨️ Which style does Ctrl+B turn on? (a) underline (b) italic (c) bold
25. 25.True or false: a web browser is often underlined. (a) False (b) True
26. 26.🌐 Which of these is a group of web pages? (a) a web address (b) a website (c) a link (d) the internet
27. 27.🔢 To log in to a website, what comes right after “open the web browser”? (a) type your username (b) press Enter (c) type your password (d) go to the website
28. 28.What does font colour do to text? (a) makes letters red (b) makes letters slant (c) draws a line under text (d) makes letters thick
29. 29.True or false: “manages all the files” is a job of an app. (a) False (b) True
30. 30.📧 Which of these looks like a correct email address? (a) [email protected] (b) riya#example.com (c) riya example com (d) riya.example.com
31. 31.True or false: Ctrl+B turns on bold. (a) True (b) False
32. 32.Which of these is a job of an app? (a) shares memory among apps (b) opens a website (c) manages all the files (d) shows the desktop
33. 33.Which of these is done in a word processor? (a) drawing a kite (b) writing a story (c) adding up marks (d) opening a website
34. 34.🅱️ Which style makes letters thick? (a) italic (b) numbering (c) bold (d) bullets
35. 35.Which of these is true of an attachment? (a) passes mail to others (b) is a file sent with mail (c) answers the sender (d) holds emails you receive
36. 36.True or false: “opens a website” is a job of an app. (a) True (b) False
37. 37.What did computers of generation 4 first use? (a) transistors (b) vacuum tubes (c) integrated circuits (d) microprocessors
38. 38.True or false: “Difference Engine” is an old counting tool. (a) False (b) True
39. 39.🔁 When does the operating system start working? (a) as the computer starts (b) when we sneeze (c) after we print (d) only at night
40. 40.⚡ Which generation of computers first used vacuum tubes?

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