Juniper Automation and DevOps JN0-220 Questions & Answers

• Question 61:

  Which statement is true about YAML?

  A. YAML is a Unicode-based serialization language designed around common data types

  B. YAML is designed around parsing speed over human readability

  C. YAML is widely used on the Internet as a method to mode data between webservers and AJAX clients on Web browsers

  D. YAML follows the lowest common denominator data types and requires simple processing between different programming environments

  Correct Answer: A

  Reference: http://yaml.org/spec/spec.pdf

• Question 62:

  Which two statements are correct about XML? (Choose two.)

  A. XML is used to send an event notification to a client

  B. XML is used to issue Junos operational commands

  C. XML is used to view or modify a Junos configuration

  D. XML is used to create a communications session to a remote device

  Correct Answer: AB

• Question 63:

  Which statement is correct about Python variables once they are created?

  A. A global variable can only be used by functions that are defined later

  B. All variables in Python can be used by any function within the script

  C. A global variable can be used by any function within the script

  D. A global can only be used within the function that created it

  Correct Answer: A

  Reference: https://stackoverflow.com/questions/423379/using-global-variables-in-a-function

• Question 64:

  Which statement is correct about Ansible? (Choose two.)

  A. Ansible core modules for the Junos OS are developed by Ansible developers

  B. Ansible Galaxy modules for the Junos OS are developed by Juniper Networks developers

  C. Ansible Galaxy modules for the Junos OS and Ansible core modules for the Junos OS can coexist on the same control machine

  D. Ansible Galaxy modules for the Junos OS and Ansible core modules for the Junos OS cannot coexist on the same control machine

  Correct Answer: AC

• Question 65:

  You are creating a Python data type that contains a collection of multiple ordered values. As part of your script, you must make changes to the values that are stored in your data type.

  In this scenario, which data type should you use?

  A. list

  B. tuple

  C. dictionary

  D. set

  Correct Answer: C