300-320 Exam
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Q21. Given the addresses 10.10.16.0/24 and 10.10.23.0/24, which option is the best summary?
A. 10.10.0.0/16
B. 10.10.8.0/23
C. 10.10.16.0/23
D. 10.10.16.0/21
Answer: D
Q22. What Nexus technology avoids blocking links between the access layer and the aggregation layer in a data center network design?
A. FCoE
B. LACP
C. vPC
D. FEX
Answer: C
Q23. Which authentication framework is used in wireless networks and point-to-point connections?
A. EAP
B. L2TP
C. TKIP
D. PPP
Answer: A
Q24. What are two characteristics of Cisco Global Site Selector? (Choose two.)
A. It helps verify end-to-end path availability.
B. It provides traffic rerouting in case of disaster.
C. HSRP, GLBP, and VRRP can be clients of GSS.
D. BGP must be the routing protocol between the distributed data centers.
E. DNS responsiveness is improved by providing centralized domain management.
Answer: B,E
Q25. A network engineer is designing an address plan based on network applications. Which application presents the greatest need for its own address block?
A. IP telephony
B. management
C. multicast
D. physical security
Answer: A
Q26. From a design perspective which two of the following OSPF statements are most relevant? (Choose two)
A. OSPF stub areas can be thought of as a simple form of summarization
B. OSPF cannot filter intra-area routes
C. An ABR can only exist in two areas - the backbone and one adjacent area
D. Performance issues in the Backbone area can be offset by allowing some traffic to transit a non-backbone area
E. The size of an area (the LSDB) will be constrained by the size of the IP MTU
Answer: A,B
Q27. DRAG DROP
Drag the rule on the left to match the appropriate activity on the right.
Answer:
Q28. When is a first-hop redundancy protocol needed in the distribution layer?
A. when the design implements Layer 2 between the access and distribution blocks
B. when multiple vendor devices need to be supported
C. when preempt tuning of the default gateway is needed
D. when a robust method of backing up the default gateway is needed
E. when the design implements Layer 2 between the access switch and the distribution blocks
Answer: A
Q29. Which unique EIGRP feature allows for faster Layer 3 convergence?
A. fast EIGRP timers
B. feasible successors
C. hybrid routing protocol
D. Cisco proprietary protocol
Answer: B
Q30. What data center network layer provides service module integration, Layer 2 domain definitions, and default gateway redundancy?
A. core
B. aggregation
C. access
D. edge
Answer: B