COMPUTER NETWORKING

PHYSICAL LAYER AND TRANSMISSION MEDIA

TRANSMISSION MEDIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ cables are mainly used on cable television
A
Foil shielded cable
B
Coaxial cable
C
Twisted pair cable
D
Fiber optic cable
Explanation: 

Detailed explanation-1: -Coaxial cable is a type of copper cable specially built with a metal shield and other components engineered to block signal interference. A coaxial–or coax–cable is primarily used by cable TV companies to connect their satellite antenna facilities to customer homes and businesses.

Detailed explanation-2: -Most coaxial cables have a characteristic impedance of either 50, 52, 75, or 93 . The RF industry uses standard type-names for coaxial cables. Thanks to television, RG-6 is the most commonly used coaxial cable for home use, and the majority of connections outside Europe are by F connectors.

Detailed explanation-3: -Telephone companies, cable operators commonly use coaxial cable, and internet providers worldwide to distribute data, voice, and video signals to people. It’s also used both for residential and commercial properties.

There is 1 question to complete.