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Q7. To support the enterprise high-availability requirements, which workgroup switch technology can be used to interconnect multiple switches into a single logical unit?
A. StackWise
B. EtherChannel
C. vPC
D. Flex Links
E. VSS
Answer: A
Q8. Which four options are network virtualization technologies that are employed in the data center? (Choose four.)
A. VLAN
B. VSAN
C. VRF
D. VRP
E. VLC
F. VPC
Answer: A,B,C,F
Q9. Which type of application traffic typically requires prioritization across networks and may use a DSCP value of 34 (AF41)?
A. voice
B. interactive video
C. call signaling
D. routing
E. streaming video
F. network management
Answer: B
Q10. Which part of the Layer 3 header is used to identify a flow in NetFlow but it is not used for NBAR?
A. source port
B. ToS
C. protocol type
D. source IP
Answer: B
Q11. What network storage protocol uses a connection standard incompatible with shared 10Gb Ethernet physical connection?
A. SMB
B. iSCSI
C. FC
D. NFS
E. CIFS
Answer: C
Q12. Which two design recommendations are most appropriate when OSPF is the data center core routing protocol? (Choose two.)
A. Never use passive interfaces.
B. Use NSSA areas from the core down.
C. Use totally stub areas to stop type 3 LSAs.
D. Use the lowest Ethernet interface IP address as the router ID.
E. Manipulate the reference bandwidth.
Answer: B,E
Q13. 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
Answer: A
Explanation:
https://www.cisco.com/c/en/us/td/docs/solutions/Enterprise/Data_Center/DCI/whitepaper/DCI3_OTV_Intro/DCI_1.html
"Edge Device
The edge device (Figure 1-1) performs OTV functions: it receives the Layer 2 traffic for all VLANs that need to be extended to remote locations and dynamically encapsulates the Ethernet frames into IP packets that are then sent across the transport infrastructure.
[...]
Finally, the OTV edge device can be positioned in different parts of the data center. "
Q14. Refer to the exhibit.
Which option should be the default gateway for the PC1 that is shown?
A. 10.3.2.4
B. 10.2.2.2
C. 10.2.2.1
D. 10.2.2.3
Answer: A
Q15. Which two of these are correct regarding the recommended practice for distribution layer design? (Choose two.)
A. use a redundant link to the core
B. use a Layer 2 link between distribution switches
C. never use a redundant link to the core because of convergence issues
D. use a Layer 3 link between distribution switches with route summarization
E. use a Layer 3 link between distribution switches without route summarization
Answer: A,E
Explanation:
We need to summarize from distribution to core but not between distribution switches
Q16. What WAN feature can prioritize real-time, IP-based applications when circuits may be saturated?
A. FRTS
B. LLQ
C. CBWFQ
D. WFQ
Answer: B
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