Local networks

Local networks

1. Computer network

   • Is a set of computers and devices connected to each other for the purpose of sharing information and resources
     • allows information,hardware and software to be shared between the computers that compose it
       • transmitter and receiver
         • FInformation travels through a channel
           • Process of encoding and decoding

2. The size of the networks

   • LAN
     • computers are very close.Normally use cables to communicate
   • MAN
     • made up of computers distributed throughout a city
   • WAN
     • Made up of computers spread throughout a country

3. Whose networks are they?

   • Public networks:public and global access