What are communication channels?

Q. What are communication channels? Discuss various communication channels available for networks.

Answer =

Communication channels mean the connecting cables that link various workstations.

Various communication channels available for networks:-

(i) Twisted-Pair Cables:- These cables consist of two insulated copper wires twisted around each other. These are also used for short and medium range telephone communication.

(ii) Coaxial Cables:- A coaxial cable consists of one or more small cables in protective covering. These are more expensive than twisted pair cables but perform better.

(iii) Fiber-optic Cables:- These cables are made of plastic or glass and are about as thick as human hair. These cables are highly durable and offer excellent performance but are expensive.

• Above given media are guided media. Unsigned communication media are microwaves, radio waves and satellites.