What are the types of Transmission media?

there are 2 types of transmissions

1.bounded

2.unbounded

BOUNDED:-In this we use cables .There are 3 types of cables coaxial ,twisted pair and fiber optics these cables are used to transmit your data to the destination.The main difference between coaxial+twisted pair,optical fiber is that they (coaxial+tp)used signals and FO use light.

UNBOUNDED:-It referrs to wireless(802.11).In this we use Electromagnetic spectrum .We use Micro waves,radio waves, infrared for our communication.