Try and practice the latest Juniper : JN0-422 real questions & answers

Last Updated: Sep 08, 2026

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Juniper JN0-422 Practice Q&A's

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Reading notes is one thing; sitting a timed, exam-style session is another. The Actual4Cert test engines for the Juniper Automation and DevOps, Specialist (JNCIS-DevOps) (JN0-422) recreate the pressure of the real testing environment, so the format feels familiar long before exam day.

Juniper JN0-422 Exam Overview:

Certification Vendor:Juniper Networks
Exam Name:Automation and DevOps, Specialist (JNCIS-DevOps)
Exam Number:JN0-422
Related Certifications:JNCIA-DevOps
JNCIS-DevOps
Available Languages:English
Exam Format:Multiple Choice
Real Exam Qty:65
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:

SectionObjectives
Ansible Automation- Playbooks
- JSNAPy
- Vault
- Supported Files
- Jinja2 Templates
Junos Automation Scripts- SNMP Scripts
- Operational Scripts
- Event Scripts
- Commit Scripts
NETCONF and XML APIs- XML API Fundamentals
- NETCONF Operations
- REST API Integration
Platform Automation Overview- Terraform
- Management Process (MGD-based) Automation
- Juniper Extension Toolkit (JECT) Service Process (JSD-based) Automation
YANG and OpenConfig- YANG Implementation Concepts
- YANG Syntax and Data Types
- OpenConfig Models
gRPC and gNMI- gNMIc
- Protocol Buffers
- Sensor Paths
- OpenConfig
- gRPC Protocol
- TIG Stack
Python Automation- PyEZ
- Python-Based REST Interactions
- Exception Handling
- RPC Usage
Data Serialization and Templating- XML Templates
- YAML
- JSON
- Jinja2 Templates

Common Questions About the Juniper Automation and DevOps, Specialist (JNCIS-DevOps)

The Juniper Automation and DevOps, Specialist (JNCIS-DevOps) exam is the official Juniper assessment behind the Juniper Certification credential, which sits at the Specialist level. Passing it confirms that your skills meet the vendor's current requirements rather than a textbook outline. It also connects with related certifications such as JNCIA-DevOps, JNCIS-DevOps, so it can anchor a broader certification path.

According to the official exam information, the Juniper Automation and DevOps, Specialist (JNCIS-DevOps) exam includes 65 questions and gives you 90 minutes to complete them. Treat that as a pacing exercise, not just a knowledge check: bank the questions you know first, flag the ones that stall you, and circle back instead of burning minutes on a single item. Before test day, run at least one full timed session in the Actual4Cert desktop or online test engine, so the clock never feels unfamiliar when it counts.

The official prerequisites for the Juniper Automation and DevOps, Specialist (JNCIS-DevOps) exam are as follows: Active JNCIA-DevOps certification is required.. Requirements can change over time, so confirm the details on the official Juniper exam page at https://www.juniper.net/us/en/training/certification/tracks/devops/jncis-devops.html before you book your seat.

Yes. A free PDF demo of the Juniper Automation and DevOps, Specialist (JNCIS-DevOps) practice questions is available on the Actual4Cert samples page, so you can check the question style and difficulty before spending anything. Every purchase also includes 365 days of free updates, and if your product expires after that period, you can extend the update service from your member zone at 50% off.

If you take the JN0-422 exam within 60 days of your purchase and do not pass, Actual4Cert offers a 100% money-back guarantee: send a scanned copy of your exam enrollment slip together with the official Score Report PDF within two days of your exam date, and the refund is processed within seven days. The candidate name must match the payer name, and the guarantee does not apply to exams taken within three days of purchase, to material that was downloaded without the exam actually being taken, or to free materials and expired orders. Prefer to keep studying instead? You can exchange your purchase for two additional exam products of equal value, free of charge, while keeping the update service on your original product. Delivery itself is instant: the download link is emailed within one minute of payment, and if nothing arrives within two hours, our support team will sort it out. There is no limit on how many computers you install the material on.

The Juniper Automation and DevOps, Specialist (JNCIS-DevOps) syllabus is organized into 8 domains. The leading areas include YANG and OpenConfig, Python Automation, and gRPC and gNMI. For the complete, topic-by-topic breakdown, scroll up to the Exam Topics section above.

Juniper Automation and DevOps, Specialist (JNCIS-DevOps) Sample Questions:

Question #1

Click the Exhibit button.

Referring to the exhibit, which exception is raised if the <get-interface-information> RPC tasks 40 seconds to return a complete response?
A)

B)

C)

D)

  • A. Option B
  • B. Option A
  • C. Option D
  • D. Option C
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Question #2

The <rpc-reply> XML tag is a member of which NETCONF protocol layer?

  • A. Messages
  • B. Operations
  • C. Transport
  • D. Content
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #3

To which component(s) does the JET service APIs provide access?

  • A. control plane
  • B. YANG modules
  • C. forwarding plane
  • D. XML APIs
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #4

A customer has a control machine with a default Ansible installation. During execution of an Ansible module against a Junos device, the Ansible control machine generates the

What is the cause for this error?

  • A. router1.example.com was not defined in /etc/ansible/inventory/hosts on the control machine.
  • B. router1.example.com was not defined in /etc/hosts on the control machine.
  • C. Ansible cannot authenticate to the device.
  • D. Ansible cannot connect to the device through NTETCONF
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #5

What are three ways for PyEZ to connect to supported Junos devices? (Choose three.)

  • A. Telnet
  • B. Webook
  • C. NETCONF over SSH
  • D. JET API
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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