Computer Networking
Synchronous protocols

are more reliable
allow faster transmission than asynchronous protocols do
None of these
are generally used by personal computers
transmit characters one at a time

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Computer Networking
What is the purpose of flow control?

To ensure that data is retransmitted if an acknowledgment is not received.
To reassemble segments in the correct order at the destination device.
To regulate the size of each segment.
To provide a means for the receiver to govern the amount of data sent by the sender.

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Computer Networking
What does a VLAN do?

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

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