Computer Networking
What is split horizon?

Information about a route should not be sent back in the direction from which the original update came.
It holds the regular updates from broadcasting to a downed link.
It splits the traffic when you have a large bus (horizon) physical network.
It prevents regular update messages from reinstating a route that has gone down.

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Computer Networking
Satellite-Switched Time-Division Multiple Access (SS/TDMA) is

None of these
a medium access control technique for multiple access transmission media
the method of determining which device has access to the transmission medium at any time.
a form of TDMA in which circuit switching is used to dynamically change the channel assignments
All of these

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