Computer Networking
The main difference between synchronous and asynchronous transmission is

None of these
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.

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Computer Networking
Which of the following is true when describing an anycast address?

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 one-to-many addresses.
Packets addressed to a unicast address are delivered to a single interface.
This address identifies multiple interfaces and the anycast packet is only delivered to one address. This address can also be called one-to-one-of-many.

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Computer Networking
Demodulation is a process of

converting digital to analog signals
converting analog to digital signals
performing data description.
multiplexing various signals into one high speed line signals

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