what is computer network?

 NETWORKING:

A group of computers which are connected to each other for the purpose of sharing their resources known as computer networking.

Networking


FIRST COMPUTER NWTWORK:

ARPANET (advanced research projects agency network.

CHARECTERISTICS:

1- Resource sharing

2-Communication speed 

3- Backup

4-Reliablity

5- Software and hardware sharing

6-Security

SOME NETWORK DEVICES:

  • HUB         
  • SWITCH
  • BRIDGEA
  • GATEWAY 
  • MODEM
  • ROUTER ETC
NETWORK TYPES:
  • PAN  ( Personal area network)
  • LAN (Local area network)
  • MAN ( Metropolitan area network)
  • WAN (Wide area network)

ADVANTAGES:

  • Open to everyone
  • File sharing
  • Security
  • Easy to add new devices 
  • Backup and storage
DISADVANTAGES:
  • High speed internet
  • Virus attack
  • Server

                               HOPE YOU UNDERSTAND THE ARTICLE
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