Networking

What is a Network
a series of computers linked together so that they can communicate, share peripherals, share data etc

Stand Alone Computers aren't on networks


LAN

Local Area Network

covers a smaller geographical area ( building, school etc)

Transmission Media
+ copper wire
+ fibre optic
+ wireless


WAN

Wide Area Network

Covers a larger geographical area (like a country, city)

Trasmission Media
+ satellite
+ optical fibre
+ microwave