Class 4 Computer Worksheet: Class Test

Computer lesson 24: Class 4 computer test · Set 659 · 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.🔠 Making letters bigger means changing the font ___. (a) colour (b) folder (c) size (d) name
2. 2.True or false: typing a letter is done in a word processor. (a) True (b) False
3. 3.Which of these is a modern computer? (a) tally sticks (b) abacus (c) tablet (d) Difference Engine
4. 4.True or false: text that straight on both edges is centre align. (a) False (b) True
5. 5.🧮 Which is one of the oldest counting tools? (a) the smartphone (b) the laptop (c) the calculator (d) the abacus
6. 6.Which of these is true of the Spam folder? (a) holds junk mail (b) holds emails you receive (c) tells what mail is about (d) starts a new email
7. 7.True or false: Ctrl+I turns on bold. (a) True (b) False
8. 8.What did computers of generation 2 first use? (a) microprocessors (b) vacuum tubes (c) integrated circuits (d) transistors
9. 9.⌨️ Which style does Ctrl+I turn on? (a) bold (b) underline (c) italic
10. 10.True or false: colouring a picture is done in a spreadsheet. (a) False (b) True
11. 11.Which shortcut turns on bold? (a) Ctrl+B (b) Ctrl+I (c) Ctrl+U
12. 12.True or false: Ctrl+B turns on underline. (a) True (b) False
13. 13.📧 In email, which holds emails you receive? (a) Compose (b) Sent (c) subject (d) Inbox
14. 14.Which of these is done in a web browser? (a) drawing a kite (b) typing a letter (c) writing a story (d) opening a website
15. 15.Which of these is a job of an app? (a) shows the desktop (b) shares memory among apps (c) types a letter (d) talks to the devices
16. 16.True or false: underline draws a line under text. (a) False (b) True
17. 17.True or false: computers of generation 1 first used integrated circuits. (a) True (b) False
18. 18.🔁 When does the operating system start working? (a) when we sneeze (b) only at night (c) as the computer starts (d) after we print
19. 19.Which shortcut turns on italic? (a) Ctrl+I (b) Ctrl+U (c) Ctrl+B
20. 20.True or false: computers of generation 2 first used transistors. (a) True (b) False
21. 21.🎨 Making a heading red means changing the font ___. (a) size (b) colour (c) name (d) shape
22. 22.⚡ Which generation of computers first used integrated circuits?
23. 23.True or false: a web browser shows web pages to us. (a) True (b) False
24. 24.Which shortcut turns on underline? (a) Ctrl+U (b) Ctrl+B (c) Ctrl+I
25. 25.Which of these is an old counting tool? (a) tablet (b) Napier’s bones (c) smartwatch (d) supercomputer
26. 26.What did computers of generation 1 first use? (a) integrated circuits (b) transistors (c) microprocessors (d) vacuum tubes
27. 27.🗑️ An email from a stranger says you won a prize and asks for a password. What is it? (a) a school notice (b) a real prize (c) a birthday card (d) a trick (spam)
28. 28.🖥️ Who does this job: “plays a song” — the operating system or an app? (a) an app (b) the operating system
29. 29.True or false: Ctrl+B turns on bold. (a) True (b) False
30. 30.True or false: opening a website is done in a word processor. (a) True (b) False
31. 31.⚡ Which generation of computers first used transistors?
32. 32.True or false: a website is a group of web pages. (a) False (b) True
33. 33.📧 In email, which is a file sent with mail? (a) Forward (b) Reply (c) attachment (d) subject
34. 34.📐 Which alignment sits in the middle? (a) right align (b) left align (c) centre align (d) justify
35. 35.True or false: “abacus” is an old counting tool. (a) False (b) True
36. 36.📧 In email, which tells what mail is about? (a) Reply (b) subject (c) Forward (d) attachment
37. 37.🔢 To log in to a website, what comes right after “type your username”? (a) open the web browser (b) go to the website (c) type your password (d) press Enter
38. 38.True or false: bullets makes letters slant. (a) False (b) True
39. 39.📧 In email, which answers the sender? (a) Reply (b) Compose (c) Spam (d) subject
40. 40.🏢 The first electronic computers were so big that they filled a ___. (a) pocket (b) pencil box (c) lunch box (d) whole room

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