Computer Networking
"BAUD" rate means

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

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Computer Networking
MAC is

a method access control technique or multiple-access transmission media
a very common bit-oriented data link protocol issued to ISO.
a method of determining which device has access to the transmission medium at any time
network access standard for connecting stations to a circuit-switched network
None of these

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