• In brief, Internet is a network of a computer network.
• The network enables a user to share the information among several millions other computers throughout the world.
• You can communicate via the Internet using any computer, which support a network protocol called TCP/IP (Transmission Control Protocol / Internet Protocol).
• This porotocol enables the computers to communicate.

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Internet Evolution

• Internet began in 1969 as an experimental project. The US Department of Defense (DOD) wanted to develop a network could withstand - outages.
• A principal goal was creating a system that could send messages along alternate paths in the event part of the network was disabled.
• Internet at first was call ARPANET that was named for the group that sponsored its development, the Advanced Research Projects Agency of the DOD.
• Over the years, ARPANET became a connecting thread of protocols that tied together such disparate networks.
• By the end of the 1980s, the Internet - renamed from ARPANET - could best be described as a tool that connected people throughout the world using electronic communication.
• In 1989, a researcher named Tim Berners-Lee proposed the idea of a World Wide Web. The web concept would organize Internet information into pages linked together through selectable graphics on a display screen.
• The web is only part of the Internet - not the entire Internet is organized like the web into easy-to-read pages - but it is by far the most popular and fastest-growing part today.
  

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Internet Community

• The Internet community of today is populated by individuals working for their own purposes, companies, and a variety of other organizations located both at home and throughout the world.
• Users
  • Users are people who available themselves of the information content of the Internet in their work.
• Service Providers
  • Service providers - often called access providers - are organizations that supply Internet connections to others. Service providers usually charge each subscriber a monthly fee to access the Internet, and some charge setup fees to open accounts.
• Content Providers
  • Content providers are the parties that furnish the information available on the Internet.
• Software and Hardware Companies
  • A wide variety of software and hardware companies make and distribute internet-related products.
• Other Organizations
  • Many other organizations influence the Internet and its users.
    

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• Myth 1 : The Internet is free
  • This falsehood has been perpetuated largely by the fact that people can freely engage in long-distance email or chat exchanges without paying extra.
• Myth 2 : Someone controls the Internet
  • No one group or organization controls the Internet, although many would undoubtedly like to do so.
  • Governments in each country have the power to regulate content and use of the Internet within their borders.
• Myth 3 : The Internet and WWW are identical
  • Many people think the Internet and the web is the same thing.
  • While the web is the fastest-growing component of the Internet, it's not even the largest one. More people, in fact, use the Internet's e-mail facility that the web.
    

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