Computer networks

A network is interconnection of two or more devices these devices are also known as nodes . a node can be a computer printer or any device capable of sending and receiving data generated by other nodes on the network

Applications of network

  • Resource sharing
    • hardware resources like printer disc
    • Software resources like application software
  • Information sharing easy accessible from anywhere like file data bases
  • Search capabilities like www
  • Communication email message sending chatting
  • Remote computing
  • Distributed processing
  • Game playing
  • Online transaction

Transmission Technology
There are two types of Transmission Technology network point to point network and broadcast network in broadcast network a single communication link shared by all the Machines the network.
Point to point network Two computers are connected at the both end of linked and is dedicated only to those two computers