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What is a computer network? Mention the advantages of a computer network.

The interconnection of two or more computers by means of transmission media like cable or without cables in order to communicate and share resources data, application software, and hardware is known as a computer network. Its advantages are:

  1. Hardware sharing.
  2. Data and software sharing.
  3. Transfering and communication facilities.
  4. Security and reliability.
  5. Sharing the resources remove its cost or reduce the cost.