Computer Networking
"BAUD" rate means

The number of bytes transmitted per unit time.
The number of bits transmitted per unit time.
None of these
The rate at which the signal changes.

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Computer Networking
Demodulation is a process of

converting digital to analog signals
converting analog to digital signals
performing data description.
multiplexing various signals into one high speed line signals

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Computer Networking
What does a VLAN do?

Breaks up broadcast domains in a layer 2 switch internetwork.
Acts as the fastest port to all servers.
Provides multiple collision domains on one switch port.
Provides multiple broadcast domains within a single collision domain.

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