Top 10 training materials 300-320 for IT examinee (71 to 80)


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Q71. A network engineer is designing a dual router, dual ISP solution and must prefer one ISP for inbound traffic over the other. Which two BGP attributes can be manipulated to accomplish this goal? (Choose two.) 

A. AS path 

B. MED 

C. local preference 

D. weight 

E. origin code 

Answer: A,B 


Q72. Which option is the Cisco preferred, most versatile, and highest-performance way to deploy IPv6 in existing IPv4 environments? 

A. dual stack 

B. hybrid 

C. service block 

D. dual service 

Answer:


Q73. Which option is an.advantage of using PIM sparse mode instead of PIM dense mode? 

A. No RP is required. 

B. There is reduced congestion in the network. 

C. IGMP is not required. 

D. It floods all multicast traffic throughout the network. 

Answer:


Q74. Which route summarization most efficiently reduces perceived network complexity that is composed of subnetworks ranging from 172.16.20.0/24 to 172.16.36.0/24? 

A. 172.16.8.0/21 

B. 172.16.8.0/19 

C. 172.16.20.0/20 

D. 172.16.0.0/18 

E. 172.16.20.0/19 

Answer:


Q75. A VPN solution requires bulk traffic encryption, low OpEx to add new sites, and the ability to accommodate dynamic tunnels between branch locations. What VPN solution can fulfill these requirements? 

A. GETVPN 

B. SSL VPN 

C. Easy VPN 

D. DMVPN 

Answer:


Q76. Which protocol should be run on the LAN side of.two edge routers (that are terminating primary and backup WAN circuits) to provide quick failover in case of primary WAN circuit failure? 

A. VTP 

B. STP 

C. VRRP 

D. RIP 

Answer:


Q77. Which three options are basic design principles of the Cisco Nexus 7000 Series for data center virtualization? (Choose three.) 

A. easy management 

B. infrastructure scalability 

C. cost minimization 

D. upgrade of technology 

E. transport flexibility 

F. operational continuity 

Answer: B,E,F 


Q78. Which of these is a recommended practice with trunks? 

A. use ISL encapsulation 

B. use 802.1q encapsulation 

C. set ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiation 

D. use VTP server mode to support dynamic propagation of VLAN information across the network 

Answer:


Q79. Refer to the exhibit. 

Which recommended practice is applicable? 

A. If no core layer is deployed, the design will be easier to scale. 

B. A dedicated campus core layer should be deployed for connecting three or more buildings. 

C. If no core layer is deployed, the distribution switches should not be fully meshed. 

D. A dedicated campus core layer is not needed for connecting fewer than five buildings. 

Answer:


Q80. Which technology allows multiple instances of a routing table to coexist on the same router simultaneously? 

A. VRF 

B. Cisco virtual router 

C. instanced virtual router 

D. IS-IS 

Answer: