Computer Networking
Which of the following is true regarding VLANs?

You should not have more than 10 switches in the same VTP domain.
All VLANs are configured at the fastest switch and, by default, propagate this information to all other switches.
You must have at least two VLANs defined in every Cisco switched network.
VTP is used to send VLAN information to switches in a configured VTP domain.

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Computer Networking
Contention is

One or more conductors that serve as a common connection for a related group of devices
a collection of interconnected functional units that provides a data communications service among stations attached to the network
None of these
the condition when two or more stations attempt to use the same channel at the same time
a continuous frequency capable of being modulated or impressed with a second signal

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