The Internet is a global ____ of ____ computers. Before the Internet appeared, there was a significant ____ that laid the groundwork for its creation. It is ARPANET (1969): The Advanced Research Projects Agency, which is regarded as the precursor to the Internet. It ____ four major universities and was designed to ____ communication in the event of a nuclear attack. The modern Internet emerged from a series of ____ and protocols: - TCP/IP (1970s): The Transmission Control Protocol and Internet Protocol (TCP/IP) became the foundation of the Internet. It enabled data to be ____ between different networks and laid the groundwork for the global network we use today. - DNS (Domain Name System): The DNS system, introduced in the early 1980s, simplified ____ websites by replacing ____ IP addresses with ____ domain names. - World Wide Web (1989): Tim Berners-Lee invented the World Wide Web as a way to share information on the Internet. He created the first web ____ and web server ____. While the Internet has brought incredible opportunities, it also faces challenges like ____, privacy concerns etc. As IT learners, understanding this history is crucial to appreciating the technology that underpins our digital world.

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