Cisco 300-550 Exam Questions – (March-2018 dumps)

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Latest Cisco 300-550 Dumps Exam Questions and Answers:

Version: 8.0
Question: 21

Management protocols like NETCONF access network elements on well-known ports. Which design practice hardens a network device implementation?

A. Specify the source interface for SSH.
B. Limit access to port 830, well-known clients, and SSH VTY.
C. Enable CoPP.
D. Configure ip http secure-server.

Answer: B

Question: 22

You are developing a YANG data model to represent the functionality of a new network application. Which two YANG statements do you use la organize the model into a hierarchy? (Choose two.)

A. module
B. grouping
C. submodule
D. augment
E. container

Answer: BE

Question: 23

Where is the node-ui.log stored on the Cisco APIC-EM appliance?

A. in the /var/Iog/grapevine/services/node-ui directory within the container that is running the node-ui instance
B. in the Cassandra database instance that is running within the container that is running the node-ui instance
C. in the /opt/CSCOapicem/logs/node-ui directory within the Cisco APIC-EM appliance root
D. in the /var/log/grapevine/services/node-ui directory within the Cisco APIC-EM appliance root
E. in the Cisco APIC-EM Cassandra database instance

Answer: A

Question: 24

Which two statements about YANG are true? (Choose two.)

A. YANG was conceptualized by Jerry Yang, former CEO of Yahoo.
B. YANG provides security beyond SSL 3.0.
C. YANG can be executed similarly to a Python script.
D. YANG is used by NETCONF to define objects and data in requests and replies.
E. YANG represents configuration, operational, and RPC data.

Answer: DE

http://www.cisco.com/c/dam/global/cs_cz/assets/ciscoconnect/2014/assets/tech_sdn10_sp_netconf_yang_restconf_martinkramolis.pdf

Question: 25
Which network configuration protocol uses JSON as a data representation format?

A. NETCONE
B. SOAP
C. RESTCONF
D. HTML

Answer: A

Question: 26

Which two statements about the NX-API are true? (Choose two.)

A. NX-API supports XML-RPC
B. NX-API is enabled by default
C. NX-API supports JSON-RPC.
D. The nxapi_auth cookie expires in 30 minutes.
E. NX-API maps to NX-OS NETCONF.

Answer: CD

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