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

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Computer Networking
The main difference between synchronous and asynchronous transmission is

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

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