Which Type of DSL Service Permits Voice Transmissions Concurrently with Data

question 48

Multiple Choice

Which type of DSL service permits voice transmissions concurrently with data transmissions and has a downstream data rate that is faster than the upstream rate?

• A)HDSL
• B)SHDSL
• C)SDSL
• D)ADSL

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Definitions:

Mean

The average of a set of numbers, computed by dividing the sum of these numbers by the count of numbers in the set.

Parameter λ

Often used to denote a rate parameter in exponential distributions which quantifies the frequency of occurrence for a given event.

Normally Distributed

A type of distribution for a variable where data are symmetrically distributed around the mean, showing a bell-shaped curve.

Average Balance

The mean amount of money held in an account over a certain period.