Computer Networking
Which of the following modes are valid when a switch port is used as a VLAN trunk?1. Blocking2. Dynamic auto3. Dynamic desirable4. Nonegotiate5. Access6. Learning

2, 4, and 5
2, 3 and 4
1, 2 and 6
4, 5 and 6

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Computer Networking
Bus is

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

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