Phone Companies Make Use of What Type of Multiplexing in Order

question 18

Multiple Choice

Phone companies make use of what type of multiplexing in order to allow for phone services and DSL services over the same line?

• A)WDM
• B)FDM
• C)DWDM
• D)CWDM

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Definitions:

Juice

A liquid that is naturally contained in fruit and vegetables, often consumed as a beverage.

Glasses

Eyewear with lenses designed to correct refractive errors and improve vision.

Abbreviation

A shortened form of a word or phrase, used to save space or avoid repetition.

Drop

A small amount of liquid, made in a roughly spherical shape, often used to describe measurements of liquids.