Computer Networking
Which of the following condition is used to transmit two packets over a medium at the same time?

Synchronous
Asynchronous
None of these
Collision
Contention

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

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.
These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap.
Packets addressed to a unicast address are delivered to a single interface.

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