單項選擇題

The Company core switches use 802.1Q trunks to connect to each other. 
How does 802.1Q  trunking keep track of multiple VLANs? ()

A. It tags the data frame with VLAN information and recalculates the CRC value
B. It encapsulates the data frame with a new header and frame check sequence
C. It modifies the port index of a data frame to indicate the VLAN
D. It adds a new header containing the VLAN ID to the data frame
E. None of the other alternatives apply


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2.多項選擇題

When the Catalyst switch R1 is enabled to use VTP, 
which information does it advertise on its  trunk ports?()

A. VTP mode
B. STP root status
C. Negotiation status
D. Management domain
E. Configuration revision number

4.單項選擇題

What action should you execute if you wanted to enable VTP pruning on your entire management  domain?()

A. Enable VTP pruning on any client switch in the management domain.
B. Enable VTP pruning on any switch in the management domain.
C. Enable VTP pruning on every switch in the management domain.
D. Enable VTP pruning on a VTP server in the management domain.
E. Disable VTP pruning on a VTP server in the management domain.

5.單項選擇題Switch R1 is part of the Company VTP domain. What’s true of VTP Pruning within this domain?()

A.It does not prune traffic from VLANs that are pruning-ineligible
B.VLAN 1 is always pruning-eligible
C.It will prune traffic from VLANs that are pruning-ineligible
D.VLAN 2 is always pruning-ineligible
E.None of the other alternatives apply

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