Computer Networking
Which network is a cross between circuits switched network and a data-gram network?

None of these
Circuit-switched network
Virtual-circuit identifier
Virtual-circuit network

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Computer Networking
Contention is

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
One or more conductors that serve as a common connection for a related group of devices
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
You have two switches connected together with two crossover cables for redundancy, and STP is disabled. Which of the following will happen between the switches?

The switches will automatically load-balance between the two links.
The routing tables on the switches will not update.
The MAC forward/filter table will not update on the switch.
Broadcast storms will occur on the switched network.

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