Computer Networking
What is the name of the device that converts computer output into a form that can be transmitted over a telephone line?

None of these
Multiplexer
Concentrator
Teleport
Modem

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Computer Networking
Two connected routers are configured with RIP routing. What will be the result when a router receives a routing update that contains a higher-cost path to a network already in its routing table?

The existing routing table entry will be deleted from the routing table and all routers will exchange routing updates to reach convergence.
The update will be ignored and no further action will occur.
The updated information will replace the existing routing table entry.
They will all load-balance.
The updated information will be added to the existing routing table.

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