Computer Networking
In CRC there is no error if the remainder at the receiver is _____.

None of these
the quotient at the sender
nonzero
equal to the remainder at the sender
zero

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

These are like private addresses in IPv4 in that they are not meant to be routed.
These are your typical publicly routable addresses, just like a regular publicly routable address in IPv4.
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.

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Computer Networking
If routers in a single area are configured with the same priority value, what value does a router use for the OSPF Router ID in the absence of a loopback interface?

The lowest IP address of any logical interface
The lowest IP address of any physical interface
The highest IP address of any logical interface
The highest IP address of any physical interface

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