What is computer network pdf

  • Computer networking book

    A list of protocol used by a certain system, one protocol per layer is called as protocol.
    Whether a LAN or WAN, the overall goals of network are to establish a means of sharing data, to provide services, to allow for administration and security, and to reduce equipment cost..

  • How is a computer network?

    A computer network is a system that connects two or more computing devices for transmitting and sharing information.
    Computing devices include everything from a mobile phone to a server.
    These devices are connected using physical wires such as fiber optics, but they can also be wireless..

  • What is a computer network?

    Computer networking refers to interconnected computing devices that can exchange data and share resources with each other.
    These networked devices use a system of rules, called communications protocols, to transmit information over physical or wireless technologies..

A computer network allows computers to share data and resources among each other. • Networking devices are used to connect multiple computers in different 
In computer networking a work group is collection of computers connected on a LAN that share the common resources and responsibilities. Workgroup is Microsoft's term for a peer-to-peer local area network.
Computers running Microsoft operating systems in the same work group may share files, printers, or Internet connection.
Work group contrasts with a domain, in which computers rely on centralized authentication.

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