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
1, 3 and 5
2 and 4
1 and 5

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Computer Networking
The fundamental requirements of private-to-public network interconnection methods which need to be provided in gateways is/are

A and B both
adequate cost control mechanisms for administration of the private networks
None of these
to assign address to private network DTEs
universal accessibility for private network Data Terminal Equipment (DTE)

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