112-51 Question #25: Real Exam Question with Answer & Explanation

The correct answer is B. Coaxial. A coaxial cable is a type of network cable that is made up of a single copper conductor at its center and a plastic layer that provides an insulated center conductor with a braided metal shield. The metal shield helps to reduce electromagnetic interference and noise from external

Question

Which of the following types of network cable is made up of a single copper conductor at its center and a plastic layer that provides an insulated center conductor with a braided metal shield?

Options

AUnshielded twisted pair
BCoaxial
CFiber optic
DShielded twisted pair

Explanation

A coaxial cable is a type of network cable that is made up of a single copper conductor at its center and a plastic layer that provides an insulated center conductor with a braided metal shield. The metal shield helps to reduce electromagnetic interference and noise from external sources. Coaxial cables are commonly used for cable TV, radio, and broadband internet connections.

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