Exam Name: Automation and DevOps, Specialist (JNCIS-DevOps)
Certification Provider: Juniper
Corresponding Certification: Juniper Certification
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Instant Download Juniper : JN0-422 Questions & Answers as PDF & Test Engine
Updated: Oct 22, 2026
No. of Questions: 65 Questions & Answers with Testing Engine
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- Total Questions: 65
- Updated on: Oct 22, 2026
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- Total Questions: 65
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- Total Questions: 65
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Juniper JN0-422 Exam Overview:
| Certification Vendor: | Juniper Networks |
|---|---|
| Exam Name: | Automation and DevOps, Specialist (JNCIS-DevOps) |
| Exam Number: | JN0-422 |
| Exam Format: | Multiple Choice |
| Real Exam Qty: | 65 |
| Available Languages: | English |
| Related Certifications: | JNCIA-DevOps JNCIS-DevOps |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | 3 years |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Delivered through Pearson VUE testing centers and Pearson VUE online proctored exams. |
| Pre Condition: | Active JNCIA-DevOps certification is required. |
| Official Syllabus URL: | https://www.juniper.net/us/en/training/certification/tracks/devops/jncis-devops.html |
Juniper JN0-422 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: YANG and OpenConfig | - OpenConfig Models - YANG Implementation Concepts - YANG Syntax and Data Types |
| Topic 2: gRPC and gNMI | - Protocol Buffers - gNMIc - TIG Stack - OpenConfig - gRPC Protocol - Sensor Paths |
| Topic 3: NETCONF and XML APIs | - REST API Integration - NETCONF Operations - XML API Fundamentals |
| Topic 4: Junos Automation Scripts | - Event Scripts - Commit Scripts - Operational Scripts - SNMP Scripts |
| Topic 5: Ansible Automation | - Vault - JSNAPy - Supported Files - Jinja2 Templates - Playbooks |
| Topic 6: Data Serialization and Templating | - YAML - JSON - XML Templates - Jinja2 Templates |
| Topic 7: Platform Automation Overview | - Juniper Extension Toolkit (JECT) Service Process (JSD-based) Automation - Terraform - Management Process (MGD-based) Automation |
| Topic 8: Python Automation | - PyEZ - Python-Based REST Interactions - RPC Usage - Exception Handling |
Measurable Juniper Automation and DevOps, Specialist (JNCIS-DevOps) Prep: Questions Answered
Written down, so you have nothing to worry about. If you fail the corresponding exam within 60 days of purchase, send us a scanned copy of your enrollment slip and your official Score Report PDF within two days of the exam date; verified claims receive a full refund within seven days. Exclusions: exams taken within three days of purchase, candidate names that differ from the payer, and free or expired products. Prefer a different direction? Exchange your product for two others of equal value at no charge.
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According to the latest exam information, the JN0-422 exam contains 65 questions within 90 minutes minutes. The testing engine reproduces that scope and calculates your final practice score — a useful reference for judging real-exam readiness.
The Juniper Automation and DevOps, Specialist (JNCIS-DevOps) blueprint covers these core domains:
- NETCONF and XML APIs
- Platform Automation Overview
- Data Serialization and Templating
Further domains complete the official outline; the question bank addresses all of them.
With data, not guesswork. The JN0-422 testing engine is user-friendly and easy to install; upon completion of each practice test, it calculates your final score, giving you a concrete reference for the real exam. Behind the tools, professionals and IT specialists compose the materials, and every answer is expert-verified — aligned with the real exam's format across the Juniper Automation and DevOps, Specialist (JNCIS-DevOps) objectives. Before buying, try the free demo questions to test your knowledge; after buying, 24/7 Customer Service and Live Support assist with any problem, and you can ask the team for a discount code. That is the remarkable experience we work to provide.
Juniper states the following prerequisites for the Juniper Automation and DevOps, Specialist (JNCIS-DevOps): Active JNCIA-DevOps certification is required..
Check the authoritative wording on the official certification page before booking.
Juniper Automation and DevOps, Specialist (JNCIS-DevOps) Sample Questions:
Click the Exhibit button.
What will executing the program shown in the exhibit retrieve from a Junos device?
- A. the current software version on the device
- B. the FPC inventory of the device
- C. the previous configuration changes of the device
- D. the current memory utilization
Correct Answer: C 🗳️
In SLAX, what is the difference between the jcs : invoke ( ) and the jcs : execute ( ) functions?
- A. RPCs called by jcs : invoke ( ) are executed within an existing connection.
- B. RPCs called by jcs : execute ( ) are executed within an existing connection.
- C. RPCs called by jcs : invoke ( ) are not executed until the conclusion of the script.
- D. RPCs called by jcs : execute ( ) are not executed until the conclusion of the script.
Correct Answer: B 🗳️
Which statement is true about a Junos ephemeral configuration database?
- A. It can be used to reduce commit time.
- B. It can be used to validate configuration data semantics.
- C. It can be used to trigger a commit script.
- D. It can be used to archive previous versions of the ephemeral configuration.
Correct Answer: A 🗳️
You are asked by you manager to automatically switch traffic from the primary link to the backup link on the MX Series device at the branch site whenever latency is above 300 ms over a 5-minute period.
Which type of Junos script would you use in this scenario?
- A. Commit
- B. Op
- C. Event
- D. SNMP
Correct Answer: D 🗳️
Using the REST ful API on Junos device, you are able to retrieve configuration information in which three formats? (choose three.)
- A. YAML
- B. XML
- C. GPB
- D. JSON
- E. plain text
Correct Answer: B,D,E 🗳️
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