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Hypertext Markup Language (HTML) is used to design web pages.
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              Simple Mail Transfer Protocol (SMTP) is an email protocol that usually has some text and may optionally
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              include text or multimedia attachments. Also, an email may be sent to multiple recipients.
              Post Office Protocol Version 3 (POP3) is an email protocol for receiving emails from a remote server and
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              sending them to a local email client.
              Internet Relay Chat (IRC) is the most commonly used text-based chat protocol. It allows two or more users to
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              form a (logical) chat room for communicating with each other.
              Voice over Internet Protocol (VoIP) allows us to make calls using an Internet connection.
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              Hypertext Transfer Protocol (HTTP) enables smooth transmission of hypermedia documents, such as HTML
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              documents.
              Hypertext Transfer Protocol Secure (HTTPS) ensures secure communication over the Internet. It enables data
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              to be transferred in an encrypted format.
              The Hypertext Transfer Protocol Secure (HTTPS) port number is 443 for secure pages.
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              The Hypertext Transfer Protocol (HTTP) port number is 80 for unsecured pages.
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              The Domain Name System (DNS) maps domain names to numerical IP addresses.
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              Web hosting is a service for hosting websites for users (clients) on the Internet.
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                                               Solved Exercise


        A.  Multiple Choice Questions
           1.  Which symbol  is used to separate the domain name and the resource description in a  URL?
              a.  .                    b. /                   c. -                   d. \
           2.  Which of the following is not a part of a URL?
              a.  Network Protocol Name                       b. Name of ISP
              c. Domain Name                                  d. Location and name of file/resource

           3.  In URL, https://www.cbse.gov.in/cbsenew/cbse.html, which is the domain name?
              a.  www.cbse.gov.in      b. https               c. /cbse.html          d. cbsenew/cbse.html
           4.  Which of the following is a correct sequence of HTML tags for creating a web page?
              a.  <HEAD>, <TITLE>,< HTML>,<BODY>              b. < HTML>,<BODY>,<HEAD>, <TITLE>
              c.  < HTML>,<HEAD>,<TITLE>,<BODY>               d. < HTML>,<TITLE>,<HEAD>,<BODY>

        B.  State whether the following statements are True or False:
           1.  The web page that counts the number of visitors is an example of a static web page.      _________
           2.   An email can be sent to multiple recipients.                                            _________
           3.  Web Hosting allows the websites to be viewed on the Internet.                            _________
           4.  Web browsers allow users to access and navigate the World Wide Web.                      _________
        C.  Fill in the blanks.
           1.   ___________ allows us to make calls using an Internet connection.
           2.  ___________ is a collection of documents and resources on the Internet.
           3.  Resources on the Internet are identified using unique ___________.
        D.  Answer the following questions:
           1.  Expand the following:
               VoIP, HTML
         Ans.  VoIP - Voice Over Internet Protocol
              HTML - Hyper Text Markup Language

          262  Touchpad Informatics Practices-XII
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