COMPUTER NETWORKING

WIRELESS NETWORKS AND MOBILE IP

WIRELESS NETWORKS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A type of cable that transmits light (photons) instead of electricity, and this light is transmitted over glass or plastic.
A
coax cable
B
photon transmission cable
C
fiber optic cable
D
None of the above
Explanation: 

Detailed explanation-1: -Fiber optics, or optical fiber, refers to the technology that transmits information as light pulses along a glass or plastic fiber. A fiber optic cable can contain a varying number of these glass fibers–from a few up to a couple hundred.

Detailed explanation-2: -A fiber-optic cable, also known as an optical-fiber cable, is an assembly similar to an electrical cable but containing one or more optical fibers that are used to carry light.

Detailed explanation-3: -Fiber-optic cables are comprised of dozens or hundreds of optical fibers – very thin strands of glass or plastic that are less than 1/10 of the thickness of a human hair. Fiber-optic cables transmit data via fast-traveling pulses of light.

Detailed explanation-4: -Fiber Optic Cable Fiber optic cabling consists of a center glass core surrounded by several layers of protective materials (See fig. 5). It transmits light rather than electronic signals eliminating the problem of electrical interference.

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