Computer Networking
Which of the following divides the high speed signal into frequency bands?

time-division multiplexer
modem
None of these
t-switch
frequency-division multiplexer

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Computer Networking
In geosynchronous orbit, satellite

remains in a fixed position so that as earth rotates, it can fully cover the earth
None of these
moves simultaneously
moves faster than the earth's rotation so that it can cover larger portion of earth.
remains in a fixed position related to points on earth

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Computer Networking
How should a router that is being used in a Frame Relay network be configured to keep split horizon issues from preventing routing updates?

Configure a separate subinterface for each PVC with a unique DLCI and subnet assigned to the subinterface.
Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic.
Configure many subinterfaces in the same subnet.
Configure a single subinterface to establish multiple PVC connections to multiple remote router interfaces.

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