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
the clocking is mixed with the data in asynchronous transmission
the pulse height is different.
None of these

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

Packets addressed to a unicast address are delivered to a single interface.
Packets are delivered to all interfaces identified by the address. This is also called a one-to-many address.
These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap.
Identifies multiple interfaces and is only delivered to one address. This address can also be called one-to-one-of-many.

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