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Arpanet

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Arpanet

The first digital network that utilized packet switching, which is the transmission of data, regardless of content, in manageable chunks called packets. This was a revolutionary technology and ultimately led to the creation of the modern Internet. It was developed in the 1960s by the Defense Advanced Research Projects Agency.
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The Internet began in 1969 as the Advanced Research Projects Agency Network (ARPANET).
Department of Defense's Advanced Research Projects Agency network) 20 years ago, and today electronic mail is a billion-dollar-ayear business and growing very rapidly.
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