Computer Networking
To connect a computer with a device in the same room, you might be likely to use

None of these
a coaxial cable
a ground station
a dedicated line
All of these

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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
a continuous frequency capable of being modulated or impressed with a second signal
None of these
one or more conductors that serve as a common connection for a related group of devices

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Computer Networking
If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?

Add the source address and port to the MAC address table and forward the frame out the destination port
Add the destination to the MAC address table and then forward the frame
Discard it and send an error message back to the originating host
Flood the network with the frame

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