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What Is Internet And Its History And Details ?

Samuel Rajkumar By Samuel Rajkumar on
Badge: Publisher | Level: 5 | Computers & Laptops Expertise:

Internet is a network that connecting the world through the computers .Through the world more countries connected using this internet .Using this network we can share or exchange the data, information etc . This internet is a decentralized control i.e this internet controlled by different systems . this internet is entirely different from different online services which are centrally controlled .There are variety of ways to access the internet .It is also possible to gain access through a commercial internet provider . Each internet computer called as a host which is independent .

HISTORY:

In the year 1969, the U.S. government created ARPANET, connecting four western universities and allowing researchers to use the mainframes of any of the networked institutions .As the size of the network grew so did its capabilities: In its first 25 years, the Internet added features such as file transfer, email, etc.one after the other the new developments increased to the net . Due to this developments it captured imagination of computer users through out the world .

since from 1990s the internet's governance and organization has been of global importance to commerce . This internet network work's using the "Transmission Control Protocol (TCP) and the Internet Protocol (IP)" .The first live Internet link into lower earth orbit established on January 22, 2010 . This link used by astronaut T. J.Creamer to post his first unassisted update to his Twitter account from the International Space Station .The Internet Protocol Suite consists of four abstraction layers .There are with :

1) Link Layer

2) Internet layer

3) Transport layer

4) Application layer

Using the internet applications we can share the data or information through out the world .E-mail is one of the applications of internet .This email application started in the year 1965 to communicate with the computers by multiple users . This internet organized by the search engines .Later on the 'world-wide web' is used for searching .

The Internet characteristics been studied that both the Internet IP routing structure and hypertext links of the World Wide Web are examples of scale-free networks.