Q1. On which interface can port security be configured?

A. static trunk ports

B. destination port for SPAN

C. EtherChannel port group

D. dynamic access point

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Q2. A manager tells the network engineer to permit only certain VLANs across a specific trunk interface. Which option can be configured to accomplish this?

A. allowed VLAN list

B. VTP pruning

C. VACL

D. L2P tunneling

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Q3. Several new switches have been added to the existing network as VTP clients. All of the new switches have been configured with the same VTP domain, password, and version. However, VLANs are not passing from the VTP server (existing network) to the VTP clients. What must be done to fix this?

A. Remove the VTP domain name from all switches with "null" and then replace it with the new domain name.

B. Configure a different native VLAN on all new switches that are configured as VTP clients.

C. Provision one of the new switches to be the VTP server and duplicate information from the existing network.

D. Ensure that all switch interconnects are configured as trunks to allow VTP information to be transferred.

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Q4. A network engineer must adjust the STP interface attributes to influence root port selection. Which two elements are used to accomplish this? (Choose two.)

A. port-priority

B. cost

C. forward-timers

D. link type

E. root guard

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Q5. Which option describes a limitation of LLDP?

A. LLDP cannot provide information about VTP.

B. LLDP does not support TLVs.

C. LLDP can discover only Windows servers.

D. LLDP can discover up to two devices per port.

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Q6. A network engineer is trying to deploy a PC on a network. The engineer observes that when the PC is connected to the network, it takes 30 to 60 seconds for the PC to see any activity on the network interface card. Which Layer 2 enhancement can be used to eliminate this delay?

A. Configure port duplex and speed to auto negotiation.

B. Configure port to duplex full and speed 1000.

C. Configure spanning-tree portfast.

D. Configure no switchport.

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Q7.  a network engineer is extending a LAN segment between two geographically separated data centers. Which enhancement to a spanning-tree design prevents unnecessary traffic

from crossing the extended LAN segment?

A. Modify the spanning-tree priorities to dictate the traffic flow.

B. Create a Layer 3 transit VLAN to segment the traffic between the sites.

C. Use VTP pruning on the trunk interfaces.

D. Configure manual trunk pruning between the two locations.

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Q8. Which option is a possible cause for an errdisabled interface?

A. routing loop

B. cable unplugged

C. STP loop guard

D. security violation

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