Exam Name: Automation and DevOps, Specialist (JNCIS-DevOps)
Certification Provider: Juniper
Corresponding Certification: JNCIS-DevOps
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Juniper : JN0-421 Exam Premium Dumps
Check Updated on: Aug 12, 2026
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Reference: https://www.juniper.net/us/en/training/certification/certification-tracks/devops?tab=jncis-devops
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Juniper JN0-421 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Junos Automation Scripts | 15% | - Event scripts - Op scripts - Commit scripts - SNMP scripts |
| Python Automation | 20% | - JSNAPy - Junos PyEZ library - RPC execution - Configuration management |
| NETCONF, RESTCONF, and APIs | 20% | - XML API - NETCONF protocol - REST API / RESTCONF - gRPC and gNMI |
| JET and Orchestration Tools | 15% | - Juniper Extension Toolkit (JET) - Terraform basics - Ephemeral configuration - Ansible for Junos |
| YANG Models and Data Formats | 15% | - JSON, XML, YAML - Jinja2 templating - OpenConfig - YANG model concepts |
| Platform Automation Overview | 15% | - Junos automation architecture - JSD-based automation - Telemetry concepts - MGD-based automation |
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