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Q11. Support of vPC on the Cisco Nexus 5000 access switch enables various new design options for the data center Access layer, including which of the following?
A. The vPC peer link is not required for Access layer control traffic, and can instead be used to span VLANs across the vPC access switches
B. A single switch can associate per-interface with more than one vPC domain
C. vPC can be used on both sides of the MEC, allowing a unique 16-link EtherChannel to be built between the access and aggregation switches
D. Allows an EtherChannel between a server and a access switch while still maintaining the level of availability that is associated with dual-homing a server to two different access switches
Q12. Which IPv6 transition model should be utilized when two or more independent transition mechanisms are required?
B. dual stack
C. service block
Q13. Which two types of authentication mechanisms can be used by VRRP for security? (Choose two.)
D. plaintext authentication
Q14. In what situation must spanning-tree be implemented?
A. when first hop redundancy protocol exists with redundant Layer 2 links between distribution switches
B. when a VLAN spans access layer switches to support business applications
C. when trunks need to extend multiple VLANs across access switches
D. when it is necessary to speed up network convergence in case of link failure
Q15. What is the purpose of an OTV edge device?
A. connect to other data centers
B. connect to the access layer
C. connect to the end users
D. connect to mobile devices
Q16. What network technology provides Layer 2 high availability between the access and distribution layers?
Q17. Which option maximizes EIGRP scalability?
A. route redistribution
B. route redundancy
C. route filtering
D. route summarization
Q18. Which option is used as a top-of-rack device that is managed by its parent device, providing ease of management?
A. Cisco Nexus 2000
B. Cisco Nexus 5000
C. Cisco Nexus 7000
D. Cisco Nexus 9000
Q19. A customer requires resiliency and availability for applications hosted in the data center. What two technologies meet this requirement? (Choose two.)
Q20. In which.OSI layer does.IS-IS operate?
A. Layer 1
B. Layer 2
C. Layer 3
D. Layer 4