What is Internet?

What is Internet? A global network connecting millions of computers. More than 100 countries are linked into exchanges of data, news and opinions. Unlike online services, which are centrally controlled, the Internet is decentralized by design. Each Internet computer, called a host, is independent. Its operators can choose which Internet services to use and which local services to make available to the global Internet community. Remarkably, this anarchy by design works exceedingly well. Definition of the Internet It is a worldwide collection of networks that links millions of business, government agencies, educational institutions, and individuals. The Internet is the largest Wide Area Network. People have different reasons for connecting to the Internet and most of them connect to the Internet through an Internet service provide (ISP). Users may connect to their ISPs through a LAN, or through dial-up access. The Internet uses an IP address system to send data to a computer at a specific destination. A domain name is the text version of an IP address, which makes the all-numeric IP address easier to remember and use. back