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

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

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Computer Networking
What command is used to stop RIP routing updates from exiting out an interface but still allow the interface to receive RIP route updates?

Router (config-router) # no routing updates
Router (config-if) # no routing
Router (config-router) # passive-interface s0
Router (config-if) # passive-interface

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Computer Networking
Which of the following refers to the terms "residual error rate"?

The probability that one or more errors will be undetected when an error detection scheme is used
None of these
the probability that one or more errors will be detected when an error detection mechanism is used
the number of bit errors per twenty four hours of continuous operation on an asynchronous line
signal to noise ratio divided by the ratio of energy per bit to noise per hertz

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Computer Networking
A proposed network infrastructure of interconnected local, regional, and global networks that would support universal interactive multimedia communications. Select the best fit for answer:

None of these
Internetworked enterprise
Client/Server networks
Information super highway
Business applications of telecommunications

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