Juniper Automation and DevOps JN0-220 Questions & Answers

• Question 31:

  What is considered the foundation for DevOps success?

  A. sharing

  B. automation

  C. culture

  D. measurement

  Correct Answer: C

• Question 32:

  You are asked to securely copy a software image to a remote device using a Python script. Which PyEZ module would you use to perform these changes?

  A. utils

  B. config

  C. ftp

  D. scp

  Correct Answer: D

  Reference: https://media.readthedocs.org/pdf/junos-pyez/latest/junos-pyez.pdf

• Question 33:

  The Junos CLI communicates directly with which API?

  A. REST API

  B. JET API

  C. SNMP API

  D. XML API

  Correct Answer: D

  Reference: https://books.google.com.pk/books?id=tICPHiJG-RYCandpg=PA46andlpg=PA46anddq=Junos+CLI +communicates+directly+with +APIandsource=blandots=s3TzxrCmwxandsig=DivGQx_t9S487sz8ncOuEj8wc4candhl=enandsa=Xandved=2ahUKEwij 3a-I7areAhULzYUKHQ_ACEIQ6AEwBHoECAYQAQ#v=onepageandq=Junos%20CLI%20communicates% 20directly%20with% 20APIandf=false

• Question 34:

  Which protocol supports the GET and POST methods?

  A. HTTP

  B. XML

  C. JSON

  D. YAML

  Correct Answer: A

  Reference: https://www.juniper.net/documentation/en_US/junos/information-products/pathway-pages/restapi/rest-api.pdf

• Question 35:

  Which two commands would be used to view the interface configuration on a Junos device in JSON format? (Choose two.)

  A. user@router> show configuration interfaces | match json

  B. user@router> show configuration interfaces | display json

  C. [edit]user@router# show interfaces | display json

  D. [edit]user@router# show interfaces | match json

  Correct Answer: BC

  Reference: https://www.juniper.net/documentation/en_US/junos/topics/reference/general/junos-xmlprotocol-configuration-mapping-to-json.html

• Question 36:

  What are two components of continuous integration and continuous delivery? (Choose two.)

  A. to use a version control system

  B. to have a large consolidated code delivery

  C. to allocate time at the end of the project for testing

  D. to have the ability to fork or merge code branches

  Correct Answer: AB

• Question 37:

  You want to restrict access to the REST API on a Junos device? What are two ways to accomplish this task? (Choose two.)

  A. Enable a maximum number of connections

  B. Restrict access by the source MAC address

  C. Restrict access by the source IP address

  D. Enable a schedule of specific access times

  Correct Answer: CD

• Question 38:

  Click the Exhibit button.

  Referring to the exhibit, what is printed when you execute the python print (a[3]) command?

  

  A. 2

  B. 8

  C. 0

  D. 5

  Correct Answer: D

  Reference: https://swcarpentry.github.io/python-novice-inflammation/02-loop/

• Question 39:

  Your manager wants you to use Ansible to upgrade your Junos devices to the current JTAC supported release.

  Which two modules would you use to accomplish this task? (Choose two.)

  A. junos_package

  B. junos_config

  C. juniper_junos_system

  D. juniper_junos_software

  Correct Answer: AD

• Question 40:

  Which automation tool provides closed-loop automation and event-driven infrastructure?

  A. Ansible

  B. Salt

  C. Chef

  D. Puppet

  Correct Answer: B