Computer Networking
Which EIGRP information is held in RAM and maintained through the use of Hello and update packets?1. Neighbor table2. STP table3. Topology table4. DUAL table

4 only
All of these
2 only
1 and 3

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

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Computer Networking
Why does the data communication industry use the layered OSI reference model?1. It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting.2. It enables equipment from different vendors to use the same electronic components, thus saving research and development funds.3. It supports the evolution of multiple competing standards and thus provides business opportunities for equipment manufacturers.4. It encourages industry standardization by defining what functions occur at each layer of the model.

3 only
1 and 4
1 only
2 and 3

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Computer Networking
Which of the following summation operations is performed on the bits to check an error-detecting code?

Checksum
Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions
Coder-decoder
Attenuation
Codec

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