Juniper Automation and DevOps JN0-221 Questions & Answers

• Question 11:

  Given the username XML code, what is the information between the opening and closing tags called?

  A. name node

  B. data node

  C. text node

  D. element node

  Correct Answer: D

  Reference: https://www.juniper.net/documentation/en_US/junos/topics/concept/junos-script-automationxml-overview.html

• Question 12:

  Which statement about using Ansible with a Junos device is correct?

  A. Ansible modules are executed on the control server

  B. SFTP must be used to allow communication between the Ansible control server and the Junos device

  C. An Ansible agent must be installed and running on the Junos device

  D. An Ansible playbook is a set of tasks written in XML

  Correct Answer: C

  Reference: https://dataplumber.wordpress.com/2016/10/18/ansible-and-junos/

• Question 13:

  Click the Exhibit button.

  

  Referring to the exhibit, which statement is correct?

  A. The RPC execution output is saved to a file on the Ansible control machine

  B. The RPC execution output is not saved

  C. The RPC execution output is saved to a file on R1

  D. The RPC execution output is saved to memory on R1

  Correct Answer: B

• Question 14:

  Which XML shorthand notation is used when no data exists between tags?

  A.

  B.

  C.

  D.

  Correct Answer: A

• Question 15:

  Which HTTP status code indicates a response to a successful request?

  A. 302

  B. 400

  C. 500

  D. 200

  Correct Answer: D

  Reference: https://www.juniper.net/documentation/en_US/junos-space-sdk/13.1/apiref/ com.juniper.junos_space.sdk.help/html/reference/Commonbehav.html

• Question 16:

  Which curl command will successfully retrieve interface information from a Juniper device?

  A. curl –u "lab:lab123" https://10.200.1.1:3443/rpc/get-interface-information -X POST

  B. curl –u "lab:lab123" http://10.200.1.1:3000/rpc/get-interface-information -X GET

  C. curl –u "lab:lab123" https://10.200.1.1:8443/rpc/get-interface-information -X GET

  Correct Answer: A

  Reference: https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/rest-apisubmitting-get-request.html

• Question 17:

  What will determine which data serialization format is used for interfacing with a system?

  A. programming language version

  B. the operating system

  C. IDE specifications

  D. the system's API

  Correct Answer: A

• Question 18:

  Click the Exhibit button.

  

  Referring to the exhibit, which two statements about the script are correct? (Choose two.)

  A. The script prints interface information for each interface name

  B. The script prints the name of each configured interface

  C. The script retrieves the interface configuration in JSON

  D. The script retrieves the interface configuration in XML

  Correct Answer: BD

• Question 19:

  Click the Exhibit button.

  

  In the XML output shown in the exhibit, what is the full XPath for the IP address of the interface?

  A. /interface/unit/family/inet/address

  B. /configuration/interface/unit/family/inet/address

  C. /configuration/interfaces/interface/unit/family/inet/address/name

  D. /interfaces/interface/unit/family/inet/address

  Correct Answer: C

• Question 20:

  You are asked to write an automation script using Python. When you execute the script, you notice that your code sends an RpcTimeoutError error.

  In this scenario, what would be the reason for this error?

  A. The Python script was not able to connect to the Juniper device

  B. The Juniper device rejects the connection

  C. The Juniper device took too long to reply to the RPC call

  D. The RPC syntax is incorrect

  Correct Answer: C