Informatics Practices

Internet, WWW & URL MCQs | 25 Practice Questions with Answers | CBSE Class 12 Informatics Practices (IP)

Class 12 · Informatics Practices

Internet, WWW & URL MCQs (25 Questions)

Practice these multiple-choice questions to strengthen your understanding of the Internet, World Wide Web (WWW), URL, and Internet Applications. Click Show Answer to reveal the correct answer and explanation.

Q1. What is the Internet?

A. A single computer
B. A global network of interconnected computer networks
C. A web browser
D. A search engine

Show Answer

Answer: B. A global network of interconnected computer networks

Explanation: The Internet connects millions of computers and networks worldwide, enabling communication and information sharing.

Q2. What does WWW stand for?

A. World Web Window
B. World Wide Web
C. Wide World Web
D. Web World Wide

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Answer: B. World Wide Web

Explanation: The World Wide Web (WWW) is a collection of web pages and resources accessible through the Internet.

Q3. Which statement correctly describes the relationship between the Internet and the World Wide Web?

A. They are exactly the same.

B. The Internet is a service of the WWW.

C. The WWW is one of the services available on the Internet.

D. The WWW does not use the Internet.

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Answer: C. The WWW is one of the services available on the Internet.

Explanation: The Internet is the global network, while the World Wide Web is a service that allows access to web pages through the Internet.

Q4. URL stands for:

A. Uniform Resource Locator
B. Universal Resource Link
C. Uniform Routing Link
D. Universal Routing Locator

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Answer: A. Uniform Resource Locator

Explanation: A URL specifies the address of a web page or online resource.

Q5. Which of the following is an example of a URL?

A. www.cbse.gov.in
B. https://www.example.com
C. student@example.com
D. 192.168.1.1

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Answer: B. https://www.example.com

Explanation: A URL includes the protocol and the web address of an online resource.

Q6. Which Internet service is primarily used to send and receive electronic messages?

A. Chat
B. Email
C. VoIP
D. FTP

Show Answer

Answer: B. Email

Explanation: Email enables users to send and receive electronic messages over the Internet.

Q7. Which Internet application allows users to communicate in real time using text messages?

A. Email
B. Chat
C. FTP
D. Web Hosting

Show Answer

Answer: B. Chat

Explanation: Chat applications allow instant text communication between users.

Q8. What does VoIP stand for?

A. Voice over Internet Protocol
B. Virtual Online Internet Program
C. Voice Online Interface Protocol
D. Visual over Internet Platform

Show Answer

Answer: A. Voice over Internet Protocol

Explanation: VoIP enables voice communication over the Internet instead of traditional telephone networks.

Q9. Which application is an example of VoIP?

A. Microsoft Word
B. WhatsApp Voice Call
C. Paint
D. Calculator

Show Answer

Answer: B. WhatsApp Voice Call

Explanation: Voice calls made through Internet-based applications such as WhatsApp use VoIP technology.

Q10. Which Internet service is primarily used to browse web pages?

A. WWW
B. Email
C. Chat
D. VoIP

Show Answer

Answer: A. WWW

Explanation: The World Wide Web provides access to web pages through web browsers.

Q11. Which protocol is commonly used at the beginning of a secure website URL?

A. ftp://
B. smtp://
C. https://
D. pop3://

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Answer: C. https://

Explanation: HTTPS indicates a secure connection between the browser and the web server.

Q12. Which of the following is NOT an Internet application?

A. Email
B. Chat
C. VoIP
D. Printer

Show Answer

Answer: D. Printer

Explanation: A printer is a hardware device, not an Internet application.

Q13. Which statement about URLs is TRUE?

A. Every web page has a unique URL.

B. A URL helps locate a web resource.

C. URLs are used by web browsers to access websites.

D. All of these.

Show Answer

Answer: D. All of these.

Explanation: A URL uniquely identifies the location of a web resource and is used by browsers to retrieve it.

Q14. Which statement correctly describes the World Wide Web?

A. It is a collection of interconnected web pages.

B. It works through the Internet.

C. It allows users to access information using web browsers.

D. All of these.

Show Answer

Answer: D. All of these.

Explanation: The WWW consists of web pages that are accessed through browsers using the Internet.

Q15. Which statement about Internet services is TRUE?

A. Email is used for electronic communication.

B. Chat enables instant messaging.

C. VoIP enables voice communication over the Internet.

D. All of these.

Show Answer

Answer: D. All of these.

Explanation: Email, Chat, and VoIP are all widely used Internet services, each serving a different communication purpose.

Q16. A student enters https://www.cbse.gov.in in a web browser to visit the CBSE website. Which part of the Internet is being accessed?

A. Email
B. World Wide Web (WWW)
C. VoIP
D. Chat

Show Answer

Answer: B. World Wide Web (WWW)

Explanation: Accessing a website through its URL uses the World Wide Web (WWW), a service available on the Internet.

Q17. A teacher sends homework to students electronically. Which Internet service is most suitable?

A. VoIP
B. Chat
C. Email
D. FTP

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Answer: C. Email

Explanation: Email is used to send documents, messages, and attachments electronically.

Q18. Which Internet application is best suited for instant text communication between users?

A. Email
B. Chat
C. WWW
D. VoIP

Show Answer

Answer: B. Chat

Explanation: Chat applications provide real-time text messaging.

Q19. During an online meeting, participants communicate using voice over the Internet. Which technology is being used?

A. WWW
B. Email
C. VoIP
D. URL

Show Answer

Answer: C. VoIP

Explanation: Voice over Internet Protocol (VoIP) enables voice communication over the Internet.

Q20. Which statement correctly differentiates the Internet and the World Wide Web?

A. The Internet is the global network.

B. The World Wide Web is a service available on the Internet.

C. The WWW uses web pages and URLs.

D. All of these.

Show Answer

Answer: D. All of these.

Explanation: The Internet is the infrastructure, while the WWW is one of the services that operates over it.

Q21. Which of the following is a valid URL?

A. https://www.codestepacademy.in

B. user@gmail.com

C. 9876543210

D. C:\Documents\File.txt

Show Answer

Answer: A.

Explanation: A URL identifies the address of a web resource on the Internet.

Q22. Which statement about Internet applications is TRUE?

A. Email is generally asynchronous communication.

B. Chat is usually real-time communication.

C. VoIP allows voice communication using the Internet.

D. All of these.

Show Answer

Answer: D. All of these.

Explanation: Each Internet application serves a different communication need, depending on whether communication is instant or delayed.

Q23. Which of the following is NOT included in the CBSE Class 12 Informatics Practices syllabus under Internet applications?

A. Email

B. Chat

C. VoIP

D. Blockchain

Show Answer

Answer: D. Blockchain

Explanation: Blockchain is not a part of this unit in the prescribed CBSE Class 12 IP syllabus.

Q24. Which statement correctly matches the Internet service with its purpose?

A. Email → Sending electronic messages.

B. Chat → Instant text communication.

C. VoIP → Voice communication over the Internet.

D. All of these.

Show Answer

Answer: D. All of these.

Explanation: Each Internet service has a specific purpose and is widely used in daily communication.

Q25. Which statement best summarizes the Internet, WWW, URL, and Internet Applications?

A. The Internet connects millions of computers worldwide.

B. The WWW provides access to websites using URLs.

C. Email, Chat, and VoIP are popular Internet applications.

D. All of these.

Show Answer

Answer: D. All of these.

Explanation: The Internet provides the infrastructure, the WWW enables access to websites through URLs, and applications such as Email, Chat, and VoIP support communication and information sharing.

Answer Key

Q.No. Answer Q.No. Answer Q.No. Answer
1B11C21A
2B12D22D
3C13D23D
4A14D24D
5B15D25D
6B16B
7B17C
8A18B
9B19C
10A20D

Practice Tips

  • Remember the key concepts:
    • Internet → A global network of interconnected computer networks.
    • WWW (World Wide Web) → A collection of web pages available through the Internet.
    • URL (Uniform Resource Locator) → The address of a web page or online resource.
  • Different Internet applications:
    • Email → Sending and receiving electronic messages.
    • Chat → Instant text communication.
    • VoIP → Voice communication over the Internet.
  • Internet vs WWW:
    • The Internet is the global communication infrastructure.
    • The WWW is one of the services that operates on the Internet.
    • Every website belongs to the WWW, but the WWW itself is only one service provided by the Internet.
  • Recognize a URL:
    • Usually begins with http:// or https://.
    • Example: https://www.cbse.gov.in
  • Real-life examples:
    • Searching Google → WWW
    • Sending an email → Email
    • WhatsApp Voice Call → VoIP
    • Live messaging on Telegram or WhatsApp → Chat
  • CBSE Tip: Competency-based questions often describe a real-life online activity and ask you to identify the appropriate Internet service or concept. Focus on understanding the purpose of each service rather than memorizing definitions alone.