Computer Networking
Which of the following is an advantage to using fiber optics data transmission?

few transmission errors
fast data transmission rate
All of these
low noise level
resistance to data theft

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Computer Networking
Communication network is

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

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Computer Networking
You connect a host to a switch port, but the new host cannot log into the server that is plugged into the same switch. What could the problem be?

The router is not configured for the new host.
The VTP configuration on the switch is not updated for the new host.
The switch port the host is connected to is not configured to the correct VLAN membership.
The host has an invalid MAC address.

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Computer Networking
An encyclopedic database

is generally free
is an information utility that specializes in storing and searching information
is easy for beginners to use
None of these
All of these

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