Computer Networking
The main difference between synchronous and asynchronous transmission is

the bandwidth required is different
the clocking is derived from the data in synchronous transmission
None of these
the clocking is mixed with the data in asynchronous transmission
the pulse height is different.

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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
All of these
Multiple remote host or applications accessed by a single local access circuit terminal and circuit
None of these
bursty traffic and low communications intensity

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Computer Networking
Which of the following is true when describing a unicast address?

Packets addressed to a unicast address are delivered to a single interface.
These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap.
These are your typical publicly routable addresses, just like a regular publicly routable address in IPv4.
These are like private addresses in IPv4 in that they are not meant to be routed.

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