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To pass the JN0-421 exam, you will need to demonstrate your knowledge and skills in various areas, such as automation scripting, DevOps concepts, Juniper Networks automation tools, and cloud computing. JN0-421 exam consists of multiple-choice questions and simulations that assess your ability to diagnose and troubleshoot network automation issues. JN0-421 exam is timed, and you will have a set amount of time to complete the exam.
Reference: https://www.juniper.net/us/en/training/certification/certification-tracks/devops?tab=jncis-devops
Candidates who pass the JN0-421 exam will earn the Juniper Networks Certified Specialist Automation and DevOps (JNCIS-DevOps) certification. Automation and DevOps, Specialist (JNCIS-DevOps) certification validates the skills and knowledge required to design, implement, and manage Juniper Networks automation and DevOps solutions. It is a valuable credential for IT professionals who work with Juniper Networks technology and want to advance their careers in automation and DevOps roles.
Juniper JN0-421 (Automation and DevOps, Specialist (JNCIS-DevOps)) Exam is a certification exam that is designed to test the skills and knowledge of network professionals in the areas of automation and DevOps. JN0-421 exam is intended for individuals who want to demonstrate their expertise in automating and managing Juniper Networks devices and networks using a variety of tools and technologies. The JN0-421 exam covers a range of topics including automation scripting, DevOps methodologies, and network orchestration.
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The JN0-421 exam covers a wide range of topics related to automation and DevOps, including automation tools, DevOps concepts, scripting languages, and automation frameworks. JN0-421 exam also evaluates the candidate's ability to automate network devices, troubleshoot automation scripts, and implement automation solutions using Juniper Networks products.
Juniper JN0-421 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Junos Automation Scripts | 15% | - Event scripts - Commit scripts - SNMP scripts - Op scripts |
| Python Automation | 20% | - Configuration management - Junos PyEZ library - JSNAPy - RPC execution |
| YANG Models and Data Formats | 15% | - Jinja2 templating - JSON, XML, YAML - OpenConfig - YANG model concepts |
| Platform Automation Overview | 15% | - Junos automation architecture - Telemetry concepts - MGD-based automation - JSD-based automation |
| NETCONF, RESTCONF, and APIs | 20% | - gRPC and gNMI - REST API / RESTCONF - XML API - NETCONF protocol |
| JET and Orchestration Tools | 15% | - Ephemeral configuration - Ansible for Junos - Juniper Extension Toolkit (JET) - Terraform basics |
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