Computer Networking
Which of the following characteristic(s) is/are suited to the PSS applications?

widely dispersed terminals and access to international packets switched services
None of these
Multiple remote host or applications accessed by a single local access circuit terminal and circuit
All of these
bursty traffic and low communications intensity

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Computer Networking
Communication network is

None of these
a collection of interconnected functional units that provides a data communications service among stations attached to the network
a continuous frequency capable of being modulated or impressed with a second signal
the condition with two or more stations attempt to use the same channel at the same time
one or more conductors that serve as a common connection for a related group of devices

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Computer Networking
What does a VLAN do?

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.
Breaks up broadcast domains in a layer 2 switch internetwork.

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