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JN0-221 Exam Reference

Reference: https://www.juniper.net/us/en/training/certification/certification-tracks/devops/?tab=jnciadevops

Topics of Automation and DevOps, Associate JN0-221 Exam

Candidates must know the exam topics before they start preparation. Because it will help them in hitting the core. Juniper JN0-221 exam test will include the following topics:

Junos Automation Stack and DevOps Concepts Identify concepts and general features of Junos automation and DevOps.

  • DevOps culture, practices, and tools
  • Automation tools
  • Automation frameworks
  • Automation APIs

XML/NETCONF Identify concepts and general functionality of XML, the XML API, XPath, or NETCONF.

  • XML concepts and syntax
  • NETCONF concepts
  • XPath concepts and syntax
  • XML API concepts and syntax

Data Serialization Identify the concepts, benefits, or operation of data serialization.

  • YAML
  • JSON

Ansible Identify the use of Ansible for automating Junos tasks.

  • Juniper Junos Ansible modules: modifying configurations, operations commands, and software updates
  • Playbooks
  • Basic inventory files
  • Architecture and capabilities

Python/PyEZ Identify Python or Junos PyEZ tools for automating Junos.

  • RPCs
  • Device status and configuration handling
  • Syntax and concepts
  • PyEZ exception handling

REST API Identify the concepts, benefits, or operation of the Junos REST API.

  • Configuring the Junos REST API
  • Using the REST API Explorer
  • Using curl to access the REST API

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Juniper JN0-221 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: XML, NETCONF, and REST API25%- XML syntax and concepts
- NETCONF protocol and operations
- Junos REST API usage
- XPath fundamentals
Topic 2: Python and PyEZ Automation25%- Error and exception handling
- Retrieving device status and configuration
- Modifying and applying configurations
- Junos PyEZ library installation and usage
- Python basics and syntax
Topic 3: Junos Automation Stack and DevOps Concepts20%- Version control basics
- DevOps culture, practices, and tools
- Junos automation architecture and components
Topic 4: Ansible Automation15%- Playbook creation and execution
- Ansible fundamentals and inventory files
- Juniper Junos Ansible modules
Topic 5: Data Serialization and YANG15%- JSON and YAML formats
- YANG data modeling overview

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