Computer Networking
Which of the following are benefits of VLANs?1. They increase the size of collision domains.2. They allow logical grouping of users by function.3. They can enhance network security.4. They increase the size of broadcast domains while decreasing the number of collision domains.5. They simplify switch administration.6. They increase the number of broadcast domains while decreasing the size of the broadcast domains.

2, 3 and 6
2 and 4
1 and 5
1, 3 and 5

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Computer Networking
Bus is

one or more conductors that some as a common connection for a related group of devices
a continuous frequency capable of being modulated or impressed with a second signal
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

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Computer Networking
Which of the following is true regarding VLANs?

VTP is used to send VLAN information to switches in a configured VTP domain.
You must have at least two VLANs defined in every Cisco switched network.
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.

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