Exam Code: aerospatiale alenia atr 42 300 320 (Practice Exam Latest Test Questions VCE PDF)
Exam Name: Designing Cisco Network Service Architectures
Certification Provider: Cisco
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Q1. A network design team is experiencing sustained congestion on access and distribution uplinks. QoS has already been implemented and optimized, and it is no longer effective in ensuring optimal network performance. 

Which two actions can improve network performance? (Choose two.) 

A. Reconfigure QoS based on the IntServ model. 

B. Configure selective packet discard to drop noncritical network traffic. 

C. Implement higher-speed uplink interfaces. 

D. Bundle additional uplinks into logical EtherChannels. 

E. Utilize random early detection to manage queues. 

Answer: C,D 


Q2. Which option provides software modularity in Cisco NX-OS software in the data center design? 

A. The ip routing command enables all of the features in the Cisco NX-OS. 

B. All of the features are enabled by default in the Cisco NX-OS. 

C. Individual features must be manually enabled to start the process. 

D. The Cisco NX-OS has a management VRF that is enabled by default. 

Answer:


Q3. Which two features provide resiliency in a data center? (Choose two.) 

A. Cisco FabricPath 

B. VTP 

C. encryption 

D. vPC 

E. VRF 

Answer: A,D 


Q4. Which virtualization technology allows for HSRP protocol to be used in the active/active configuration where both HSRP Layer 3 devices can forward network traffic? 

A. OTV 

B. VSS 

C. vPC 

D. VDC 

Answer:


Q5. 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 


Q6. Which three statements about zoning are correct? (Choose three.) 

A. Zoning increases security. 

B. DNS queries are used for software zoning. 

C. Software zoning is more secure than hardware zoning. 

D. When using zones and VSANs together, the zone is created first. 

E. Zoning requires that VSANs be established before it becomes operational. 

Answer: A,B,E 


Q7. Which protocol is used in an in-band network and why? 

A. UDP, because it is connectionless 

B. SSH, because the username and password are encrypted 

C. Telnet, because the username and password are sent in clear 

D. MSDP, because it uses TCP as its transport protocol 

Answer:


Q8. What is the next action taken by the Cisco NAC Appliance after it identifies a vulnerability on a client device? 

A. denies the client network resource access 

B. repairs the effected devices 

C. generates a Syslog message 

D. permits the client but limits to guest access 

Answer:


Q9. NBAR is deployed on the network as part of network optimization. Which technology is critical to recognize new applications on the network? 

A. PDLM 

B. ACLs 

C. code upgrade 

D. additional licenses 

Answer:


Q10. EIGRP uses which algorithm to build a routing table? 

A. Dijkstra's algorithm 

B. Floyd-Warshall algorithm 

C. Diffusing Update Algorithm 

D. Johnson's algorithm 

Answer: