Computer Networking
Repeaters are often used on an 802.3 network to help strengthen the signals being transmitted. As with the length of segments and the number of segments, a limit exists as to how many repeaters can be used between any two nodes. What is the maximum number of repeaters that can be used?

Three
Four
Six
Five
Two

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Computer Networking
The data-link layer, in reference to the OSI model, specifies

All of these
the virtual circuit interface to packet-switched service
None of these
data link procedures that provide for the exchange of data via frames that can be sent and received
the interface between the X.25 network and packet mode device

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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?

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

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