Answers Career Explorations II Data Encapsulation — TestQuestion 24

24

QuizMultiple Choice

Data Encapsulation — Test

Question 24 • Career Explorations II

Why is the physical layer at the bottom level of a protocol stack?

Answer

A

It is not as important.

B

It supports the other layers.

C

It isn’t, it is the top level.

D

It is lowest because users do not use it.

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