JNCIA-DevOps Junos Automation Stack And DevOps Concepts Practice Question
An automation pipeline tests Junos configuration changes against a virtual Junos device (such as vSRX or cRPD) in a CI environment before deploying to physical hardware. What is this practice called?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Virtual staging and pre-deployment validation testing
Testing against virtualized network functions in a staging or CI environment is known as lab validation or digital twinning/staging.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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Production traffic shedding
Why it's wrong here
Traffic shedding is a mechanism for handling congestion, not testing.
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Virtual staging and pre-deployment validation testing
Why this is correct
Correct. Using virtual network functions in CI pipelines validates changes safely before production.
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Static code linting
Why it's wrong here
Linting checks file syntax, whereas running a virtual device executes functional tests.
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Hardware refactoring
Why it's wrong here
Hardware refactoring refers to physical component changes.
About these practice questions
One of 306 original JNCIA-DevOps practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Juniper Networks exam blueprint
This JNCIA-DevOps practice question is part of Courseiva's free Juniper Networks certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the JNCIA-DevOps exam.