Computer Networking
A remote batch-processing operation in which data is solely input to a central computer would require a:

mixedband channel
All listed here
simplex lines
None of these
telegraph line

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Computer Networking
Which one of the following is true regarding VLANs?

VTP is used to send VLAN information to switches in a configured VTP domain.
VLANs only work if you have a complete Cisco switched internetwork. No off-brand switches are allowed.
You should not have more than 10 switches in the same VTP domain.
Two VLANs are configured by default on all Cisco switches.

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Computer Networking
What does a VLAN do?

Provides multiple broadcast domains within a single collision domain.
Acts as the fastest port to all servers.
Provides multiple collision domains on one switch port.
Breaks up broadcast domains in a layer 2 switch internetwork.

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