Computer Networking
What is the purpose of Spanning Tree Protocol in a switched LAN?

To manage the VLAN database across multiple switches
To create collision domains
To prevent switching loops in networks with redundant switched paths
To provide a mechanism for network monitoring in switched environments
To prevent routing loops in networks with redundant paths

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Computer Networking
You copy a configuration from a network host to a router's RAM. The configuration looks correct, yet it is not working at all. What could the problem be?

The copy did not override the shutdown command in running-config.
The IOS became corrupted after the copy command was initiated.
You copied the wrong configuration into RAM.
You copied the configuration into flash memory instead.

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