Data communication and networks ppt

  • How does communication work in networking?

    Computer networks connect nodes like computers, routers, and switches using cables, fiber optics, or wireless signals.
    These connections allow devices in a network to communicate and share information and resources.
    Networks follow protocols, which define how communications are sent and received..

  • The effectiveness of a data communications system depends on four fundamental characteristics: delivery, accuracy, timeliness, and jitter.
  • The primary purpose of data transmission and networking is to facilitate communication and sharing of information between individuals and organizations.

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