Computer Networking
The corporate office sends you a new router to connect, but upon connecting the console cable, you see that there is already a configuration on the router. What should be done before a new configuration is entered in the router?

The new configuration should be entered and saved.
NVRAM should be erased and the router restarted.
RAM should be erased and the router restarted.
Flash should be erased and the router restarted.

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Computer Networking
Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases.

Cable terminators do not absorb the signal properly
Network collisions occur
Repeaters cannot increase the signal strength sufficiently
Cable terminators do not reflect the signal properly
"Line echo" occurs due to the impedance of the cable

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Computer Networking
You type debug ip rip on your router console and see that 172.16.10.0 is being advertised to you with a metric of 16. What does this mean?

The route is queued at 16 messages a second.
They will all load-balance.
The route has a delay of 16 microseconds.
The route is 16 hops away.
The route is inaccessible.

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