Transmission media

Which transmission media has the highest transmission speed in a network?

• coaxial cable

• twisted pair twisted

• fiber optic cable

_______ cable consists of an inner copper core and a second shield

• twisted pair cable

• coaxial cable

• fiber optic cable

3. ________ are used for short-range communications such as those between a PC and a peripheral device.

• radio wave

• infrared

• microwave

Identify the correct cable in the picture

• Twisted pair

• Coaxial cable

• Fiber optic

Unguided media have no physical boundaries

• true

• false

This cable is wrapped with metallic foil to insulate the pair from interference

• UTP

• STP

• Cross cable

This cable is commonly used for cable TV

• Twisted pair cable

• Coaxial cable

• Fiber optic cable

Microwaves are _________.

• omnidirectional

• unidirectional

Identify types of fiber optic based on the picture.

• Multimode step index

• Multimode- Graded index

• Single-mode--step index

_________ refers to loss of signal strength as

• attenuation

• noise