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Internet and World Wide Web

Internet and World Wide Web. Internet. The Internet is a worldwide system of computer networks A network of networks in which users at any one computer can, if they have permission, get information from any other computer First known as the ARPANet. … contd.

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Internet and World Wide Web

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  1. Internet and World Wide Web

  2. Internet • The Internet is a worldwide system of computer networks • A network of networks in which users at any one computer can, if they have permission, get information from any other computer • First known as the ARPANet

  3. …contd • Uses a set of protocols called TCP/IP • Electronic mail (e-mail) has practically replaced the Postal Service. • You can also carry on live "conversations" with other computer users • The most widely used part of the Internet is the World Wide Web.

  4. Types of Network Topologies • It refers to the configuration of communication networks • It is of two types, • Physical and • Logical • Physical topology refers to configuration of computers, cables, devices and mostly depends on various factors. • A logical topology is a method of transmitting or passing data between workstations

  5. Types of Physical Topologies • Bus Network (also known as Liner Bus) • Star Topology (Centralization) • Ring Topology (also known as Star-Wired or Token Ring Network) • Tree • Mesh Topology

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