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Domain Name

This article explores the concept of domain names, highlighting their importance in identifying and representing websites. It explains how domain names are easier to remember than IP addresses and are designed to convey meaning. It covers terminology such as top-level domains (TLDs) like .edu and country-code TLDs like .hk, as well as the role of domain name servers (DNS) in translating domain names to IP addresses. Additionally, it clarifies the structure of URLs and their relevance in accessing web resources effectively.

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Domain Name

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Presentation Transcript

  1. Domain Name BY:: Hugo Fu

  2. Define • Instead of the IP address • Easy to remember • Meaningful

  3. http://www.pyc.edu.hk wwwthe host name • Changeable • Common pyc.edu.hk  the domain name is bought from the ISP

  4. pyc the second level domain • the administrator designed edu.hktop-level domain (TLD) • edu generic code TLD • Represent the organization of the site • hk  country-code TLD • Represent where are the server of the site

  5. Domain Name Server

  6. Define • Translate the domain name to the IP address • DNS server is on the ISP • In school, there is a DNS server to translate for the LAN

  7. URL

  8. Define • Contain the domain name • The absolute path of a web resource http://www2.pyc.edu.hk/pycnet/index.php

  9. END

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