Computer Networking
You are trying to decide which type of network you will use at your office, and you want the type that will provide communication and avoid collisions on the cable. Which of the following is the best choice?

Token-Ring
CSMA/CA
Ethernet
CSMA/CD
ARCnet

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Computer Networking
You save the configuration on a router with the copy running-config startup-config command and reboot the router. The router, however, comes up with a blank configuration. What can the problem be?

The configuration register setting is incorrect.
The newly upgraded IOS is not compatible with the hardware of the router.
NVRAM is corrupted.
You didn

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