COMPUTER APPLICATIONS CODE 165 PRACTICE QUESTIONS 2026

Class 10 Computer Science Quiz

Topics: Internet Basics, Internet Services, HTML 1, HTML 2, and Cyber Ethics

Part 1: Internet Basics

1. What was the name of the first network that laid the foundation of the Internet?

a) NSFNET b) ARPANET c) INTENET d)CSNET

2. Which protocol is primarily responsible for routing data packets across the Internet?

a) HTTP b) FTP c) IP (Internet Protocol) d) SMTP

3. What does ISP stand for?

a) Internet Service Provider b) Internal Service Protocol c) Internet System Program d) Information Service Provider

4. Which device connects different networks together and forwards data packets?

a) Hub b) Switch c) Repeater d) Router

5. What is the main function of DNS (Domain Name System)?

a) Design secure web pages b) Translate domain names into IP addresses c) Deliver emails to servers d) Protect networks from hackers

6. An IPv4 address is typically represented as _____ bits.

a) 16 bits b) 32 bits c) 64 bits d) 128 bits

7. WWW stands for:

a) World Wide Web b) World Wide Wide c) Web World Wide d) Wide World Web

8. Who is credited with inventing the World Wide Web?

a) Bill Gates b) Steve Jobs c) Charles Babbage d) Tim Berners-Lee

9. Which of the following is a valid IP address example?

a) 256.100.0.1 b) 192.168.1.1 c) 300.50.2.10 d) 12.345.67.89

10. What does URL stand for?

a) Uniform Resource Link b) Universal Record Locator c) Uniform Resource Locator d) Unified Resource Linker

Part 2: Internet Services

11. Which protocol is used to send emails from a client to a server?

a) SMTP b) POP3 c) FTP d) HTTP

12. Which protocol is used to download emails from a remote mail server to a local client?

a) SMTP b) HTTP c) POP3 d) Telnet

13. What is FTP used for?

a) Sending instant messages b) Transferring files between computers over a network c) Browsing web pages securely d) Streaming audio and video

14. Which service allows users to make voice calls using the Internet instead of traditional telephone lines?

a) SMTP b) FTP c) Telnet d) VoIP (Voice over IP)

15. What does 'BCC' stand for in an email?

a) Blind Carbon Copy b) Backup Carbon Copy c) Basic Carbon Contact d) Blind Computer Code

16. E-commerce stands for:

a) Electrical Commerce b) Electronic Communication c) Electronic Commerce d) Economy Commerce

17. Which of the following is an example of cloud storage?

a) Hard Disk Drive b) Google Drive c) CD-ROM d) RAM

18. A website where users can share diary-like entries or opinions chronologically is called a:

a) Wiki b) Portal c) Forum d) Blog

19. Which protocol secures web communications (encrypts data between browser and server)?

a) HTTPS b) HTTP c) FTP d) SMTP

20. What is a "Chat" service that occurs in real-time called?

a) Asynchronous communication b) Delayed messaging c) Synchronous communication d) Static communication

Part 3: HTML 1 (Basics & Structure)

21. What does HTML stand for?

a) Hyper Trainer Marking Language b) Hyper Text Markup Language c) Hyper Text Machine Language d) Hyperlinks and Text Markup Language

22. Which HTML tag is used to define the root of an HTML document?

a) <html> b) <head> c) <body> d) <web>

23. Which HTML tag produces the biggest heading?

a) <h6> b) <head> c) <h1> d) <heading>

24. What is the correct HTML tag for inserting a line break?

a) <lb> b) <br> c) <break> d) <hr>

25. Which tag is used to create a hyperlink in HTML?

a) <link> b) <href> c) <mail> d) <a>

26. Which attribute is used with the <a> tag to specify the destination URL?

a) href b) src c) link d) url

27. How can you make a bulleted (unordered) list in HTML?

a) <ol> b) <list> c) <ul> d) <bl>

28. Which HTML element is used to display an image?

a) <picture> b) <img> c) <image> d) <src>

29. What does the <hr> tag create on a webpage?

a) A horizontal rule/line b) A high resolution image c) A hyperlink row d) A header region

30. Which tag is used for making text bold in HTML?

a) <italic> b) <emp> c) <dar> d) <b> (or <strong>)

Part 4: HTML 2 (Tables, Forms & Advanced Tags)

31. Which HTML tag is used to create a table row?

a) <td> b) <tr> c) <table> d) <th>

32. Which tag defines a standard cell in an HTML table?

b) <tr> b) <th> c) <td> d) <tc>

33. How do you merge columns in an HTML table?

a) colspan b) rowspan c) cellmerge d) combinecol

34. Which tag is used to create an input control in a form?

a) <textfield> b) <textbox> c) <forminput> d) <input>

35. Which attribute of the <input> tag creates radio buttons?

a) type="checkbox" b) type="radio" c) type="button" d) type="select"

36. What is the correct HTML element for creating a drop-down list?

a) <list> b) <input type="dropdown"> c) <select> d) <input type="list">

37. Which tag is used to embed another document within the current HTML document (like a webpage frame)?

a) <iframe> b) <frame> c) <subpage> d) <embed>

38. Which attribute specifies the path/source file for an image tag?

a) href b) link c) path d) src

39. Which element is used to define a multiline text input field (Textarea)?

a) <input type="multiline"> b) <textarea> c) <textblock> d) <textinput>

40. What does CSS stand for?

a) Computer Style Sheets b) Creative Style Sheets c) Cascading Style Sheets d) Colorful Style Sheets

Part 5: Cyber Ethics

41. What term refers to the code of acceptable behavior while using the Internet?

a) Netiquette b) Internet Law c) Cyber Protocol d) Web Standards

42. Using someone else's work or ideas and passing them off as one's own is called:

a) Hacking b) Phishing c) Spoofing d) Plagiarism

43. What is the legal right that grants creators protection for their original literary or artistic works?

a) Patent b) Copyright c) Trademark d) License

44. What is Cyberbullying?

a) Stealing credit card information online b) Infecting computers with a virus c) Using digital technology to harass, threaten, or humiliate someone d) Hacking into school databases

45. What is a fraudulent attempt to steal sensitive information (like passwords and credit card details) by disguising as a trustworthy entity in electronic communication?

a) Phishing b) Spamming c) Browsing d) Piracy

46. Software that is distributed free of charge, but often with limitations or requests for donations, is called:

a) Open Source Software b) Proprietary Software c) Malware d) Shareware

47. What does FOSS stand for in software ethics?

b) Fast Operating System Software b) Free and Open Source Software c) File Organization & Security System d) Fully Optimized Secure Software

48. Unauthorized copying, distribution, or use of software is known as:

a) Software development b) Open sharing c) Software piracy d) Freeware distribution

49. In netiquette, typing in ALL CAPS generally implies:

a) Shouting or yelling b) Polite emphasis c) Official documentation d) Encrypted text

50. What is a digital footprint?

a) The physical wear and tear on keyboard keys b) The trail of data left behind by users on the internet c) A secure password format d) A tracking code used by hackers