The T-Carrier Standards, Also Called T-CXR Standards, Utilize What Type

question 7

Multiple Choice

The T-carrier standards, also called T-CXR standards, utilize what type of multiplexing over two wire pairs to create multiple channels?

• A) wavelength division multiplexing (WDM)
• B) frequency division multiplexing (FDM)
• C) orthogonal frequency division multiplexing (OFDM)
• D) time division multiplexing (TDM)

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Definitions:

Mere Exposure Effect

A psychological phenomenon in which people tend to develop a preference for things merely because they are familiar with them.

Cognitive Dissonance

The psychological unrest felt by an individual who simultaneously maintains two or more conflicting beliefs, ideas, or values.

Door-In-The-Face

A persuasion technique whereby a large, unreasonable request is first made knowing it will be refused, so that a smaller, more moderate request is more likely to be accepted.

Foot-In-The-Door

A compliance tactic that involves getting a person to agree to a large request by first setting them up by having that person agree to a modest request.