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Updated: Aug 02, 2026
No. of Questions: 66 Questions & Answers with Testing Engine
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Juniper JN0-421 Exam Overview:
| Certification Vendor: | Juniper Networks |
| Exam Name: | Juniper Automation and DevOps, Specialist (JNCIS-DevOps) |
| Exam Number: | JN0-421 |
| Exam Price: | $300 USD (may vary by region) |
| Real Exam Qty: | 60-65 |
| Certificate Validity Period: | 3 years |
| Exam Format: | Multiple choice, Multiple response, Scenario-based questions |
| Exam Duration: | 90 minutes |
| Available Languages: | English |
| Related Certifications: | JNCIA-DevOps JNCIS-DevOps |
| Recommended Training: | Juniper Networks Training (Automation & DevOps) |
| Exam Registration: | Pearson VUE Juniper Exams Juniper Certifications Registration |
| Sample Questions: | Juniper JN0-421 Sample Questions |
| Exam Way: | Online proctored or in-person test center via Pearson VUE |
| Pre Condition: | No formal prerequisite, but Juniper recommends JNCIA-DevOps knowledge before attempting this exam. |
| Official Syllabus URL: | https://www.juniper.net/us/en/training/certification/certification-tracks/automation-and-devops-track.html |
Juniper JN0-421 Exam Topics:
| Section | Objectives |
|---|---|
| Stateful Configuration (Ansible/SALT) | Describe how to use Ansible for automating Junos
|
| Junos Automation Scripts | Describe the concepts, benefits, or operation of automation scripts for Junos
|
| Python | Describe Python tools for automating Junos
|
| Platform Automation Overview | Identify concepts, general features, or functionality of Junos platform automation
|
| NETCONF/XML API | Describe the concepts, benefits, or operation of automation access methods
|
| Juniper Extension Toolkit | Identify the concepts, general features, or functionality of the Juniper Extension Toolkit
|
| YANG/OpenConfig | Identify the concepts and general features of Junos support for YANG models
|
| Data Serialization and Templating | Describe the concepts, benefits, or operation of data serialization
|
Reference: https://www.juniper.net/us/en/training/certification/certification-tracks/devops?tab=jncis-devops
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Frequently Asked Questions
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Certainly sure! Our JN0-421 questions & answers are selected and verified by the professional team, which has high quality and hig h pass rate. Please take time to prepare for it and easy pass will be done.
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We offer some discounts to our customers. There is no limit to some special discount. You can check regularly of our site to get the coupons.
What kinds of study material Pass4training provides?
Test Engine: JN0-421 study test engine can be downloaded and run on your own devices. Practice the test on the interactive & simulated environment.
PDF (duplicate of the test engine): the contents are the same as the test engine, support printing.
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You will receive an email attached with the JN0-421 study material within 5-10 minutes, and then you can instantly download it for study. If you do not get the study material after purchase, please contact us with email immediately.
Are the update of JN0-421 products free?
The free update offer is valid for one year after you've purchased the JN0-421 products. You will be informed if there is any update
What's the different of the three versions?
Online Test Engine can supports Windows / Mac / Android / iOS, etc., because it is the software based on WEB browser. You can use it on any electronic device and practice with self-paced.
Online Test Engine supports offline practice, while the precondition is that you should run it with the internet at the first time.
Self Test Engine is suitable for windows operating system, running on the Java environment, and can install on multiple computers.
PDF Version: can be read under the Adobe reader, or many other free readers, including OpenOffice, Foxit Reader and Google Docs.
How does your Testing Engine works?
Once download and installed on your PC, you can practice JN0-421 test questions, review your questions & answers using two different options 'practice exam' and 'virtual exam'.
Virtual Exam - test yourself with exam questions with a time limit.
Practice Exam - review exam questions one by one, see correct answers.
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All the products are updated frequently but not on a fixed date. Our professional team pays a great attention to the exam updates and they always upgrade the content accordingly.
Do you have money back policy? How can I get refund if fail?
Sure. We have the money back guarantee in case of failure by our products. The process of money back is very simple: you just need to show us your failure score report within 60 days from the date of purchase of the exam. We will then verify the authenticity of documents submitted and arrange the refund after receiving the email and confirmation process. The money will be back to your payment account within 7 days.
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