Class 4 Computer Worksheet: Class Test

Computer lesson 24: Class 4 computer test · Set 510 · 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 style makes letters bigger? (a) font size (b) underline (c) bullets (d) bold
2. 2.True or false: “opens a website” is a job of the operating system. (a) True (b) False
3. 3.True or false: in email, the subject is a file sent with mail. (a) False (b) True
4. 4.What did computers of generation 3 first use? (a) transistors (b) microprocessors (c) vacuum tubes (d) integrated circuits
5. 5.Which of these is a job of an app? (a) shows the desktop (b) talks to the devices (c) runs the other programs (d) draws a picture
6. 6.🌐 Which of these has its own home page? (a) a website (b) a link (c) a web address (d) the internet
7. 7.🔢 To log in to a website, which is the LAST step? (a) go to the website (b) press Enter (c) open the web browser (d) type your username
8. 8.🔢 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
9. 9.Which of these is an old counting tool? (a) smartphone (b) laptop (c) Difference Engine (d) tablet
10. 10.⚡ Which generation of computers first used vacuum tubes?
11. 11.What does strikethrough do to text? (a) draws a line through (b) colours behind the text (c) makes a 1, 2, 3 list (d) makes a dotted list
12. 12.📧 In email, which is a file sent with mail? (a) Spam (b) Inbox (c) subject (d) attachment
13. 13.Which of these is a job of an app? (a) shares memory among apps (b) manages all the files (c) starts up the computer (d) plays a song
14. 14.🧰 Which program would you use for colouring a picture? (a) a presentation program (b) a spreadsheet (c) a paint program (d) a web browser
15. 15.🎨 Making a heading red means changing the font ___. (a) shape (b) colour (c) name (d) size
16. 16.🖥️ Who does this job: “shares memory among apps” — the operating system or an app? (a) an app (b) the operating system
17. 17.Which of these is true of the Spam folder? (a) holds emails you receive (b) starts a new email (c) holds junk mail (d) is a file sent with mail
18. 18.🔢 To log in to a website, which is the FIRST step? (a) go to the website (b) press Enter (c) type your password (d) open the web browser
19. 19.🔌 What do we need to use the internet? (a) a pencil (b) a ruler (c) an internet connection (d) a paintbrush
20. 20.📐 Which alignment sits in the middle? (a) left align (b) justify (c) right align (d) centre align
21. 21.🔁 When does the operating system start working? (a) when we sneeze (b) as the computer starts (c) after we print (d) only at night
22. 22.True or false: “shares memory among apps” is a job of an app. (a) True (b) False
23. 23.🧩 Is an operating system hardware or software? (a) software (b) hardware
24. 24.🅱️ Which style makes letters red? (a) italic (b) numbering (c) underline (d) font colour
25. 25.📐 Which alignment straight on both edges? (a) centre align (b) right align (c) left align (d) justify
26. 26.True or false: “shares memory among apps” is a job of the operating system. (a) False (b) True
27. 27.Which shortcut turns on underline? (a) Ctrl+U (b) Ctrl+B (c) Ctrl+I
28. 28.🧰 Which program would you use for drawing a kite? (a) a paint program (b) a spreadsheet (c) a web browser (d) a presentation program
29. 29.Which of these is true of a search engine? (a) is a group of web pages (b) links computers globally (c) has a back button (d) finds pages by keywords
30. 30.🖥️ What is the software that starts and runs the whole computer? (a) an operating system (b) a word processor (c) a paint program (d) a web browser
31. 31.🔢 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
32. 32.Which of these is true of the Reply button? (a) tells what mail is about (b) is a file sent with mail (c) answers the sender (d) holds junk mail
33. 33.🔢 To log in to a website, which do we do first: “press Enter” or “go to the website”? (a) press Enter (b) go to the website
34. 34.Which of these is true of a web address? (a) is often underlined (b) shows web pages to us (c) lists search results (d) often starts with www
35. 35.True or false: computers of generation 4 first used microprocessors. (a) True (b) False
36. 36.🗑️ An email from a stranger says you won a prize and asks for a password. What is it? (a) a birthday card (b) a real prize (c) a trick (spam) (d) a school notice
37. 37.⌨️ Which style does Ctrl+U turn on? (a) italic (b) underline (c) bold
38. 38.🌐 Which of these finds pages by keywords? (a) a search engine (b) a web browser (c) a web address (d) the internet
39. 39.🏢 The first electronic computers were so big that they filled a ___. (a) pocket (b) pencil box (c) whole room (d) lunch box
40. 40.True or false: “opens a website” is a job of an app. (a) False (b) True

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