Free Automation and DevOps, Associate Exam JN0-221 Exam Practice Test

Which statement about element nodes is correct?

• Only a single root element node is allowed
• Element nodes only consist of a single line of code
• Element nodes cannot be nested in other element nodes
• Only the root element node can contain other element nodes

Which two programing languages would be used for on-box scripting with Junos devices? (Choose two.)

• Python
• Puppet
• Ansible
• XSLT

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

• DevOps is a methodology that allows for frequent, quick modifications
• DevOps is a methodology that ensures that collaboration does not occur across organizational boundaries
• DevOps is a methodology used to develop software or systems
• DevOps is a methodology that is limited to small codebase development Explanation

Which statement is correct about Infrastructure as Code (IaC)?

• It is an infrastructure that runs identical operating systems
• It is an infrastructure where devices are entirely virtualized
• It is an infrastructure that is used for beta code testing
• It is an infrastructure where devices are managed like software

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

• All Ansible host and group variables must be defined in the /etc/ansible/hosts directory
• Groups can be nested and a device is allowed to participate in multiple groups
• Separate host and group variable files can be used for larger environments
• Groups cannot be nested and a device is allowed to participate only a single group

You want to perform a dry run on the myPlays playbook and use a custom inventory file called myRouters.ini.Which Ansible command would you use in this scenario?

• ansible-playbook myPlays --check -i myRouters.ini
• ansible-playbook myPlays ---extra-vars 'inventory_file=myRouters .ini'
• ansible-playbook myPlays ---extra-vars 'dry run=True' myRouters.ini
• ansible-playbook myPlays ---limit myRouters

Which statement is correct about YAML?

• YAML strings must have quotation marks.
• YAML is not case-sensitive.
• YAML files must start
• YAML uses spaces for indentation

Which set of DevOps CAUMS values is correct?

• Culture Automation, Lean, Measurement, and Sharing
• Coordinate, Acculturation. Lean, Mentoring, and Society
• Continuous, Assimilation, Learn, Morning, and Scientific
• Control, Automation, Learn, Methodology, and Support

What are two data structures in JSON? (Choose two.)

• object
• number
• string
• array

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

• name node
• data node
• text node
• element node Explanation