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Q.

The _____ sublayer is responsible for the operation of the CSMA/CD access method and framing.

A

LLC

B

MII

C

MAC

D

none of the above

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MCQ

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An ______ signal is the optical modulation of an STS-n (or STM-n) signal.

A

OC-n

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TDM-n

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The period of a satellite, the time required for a satellite to make a complete trip around the Earth, is determined by _________ law

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Kepler's

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Newton's

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SONET has defined a hierarchy of signals called ________

A

STSs

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C

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A linear SONET network can be __________

A

point-to-point

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