350-501 Automation and Assurance Practice Question
When automating configuration changes across a large network using a tool like Cisco NSO, what is the best practice to minimize the risk of negative impact?
⚠ Common exam trap
Cisco often tests the misconception that rollback automation is a sufficient safety net, but the trap here is that candidates overlook the proactive risk mitigation provided by pre-production testing, which is the foundational best practice in network automation change management.
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
✓
Use a staging environment with identical configuration to test before production
Using a staging environment with identical configuration to test before production is the best practice because it allows validation of automation scripts and configuration changes in a controlled setting that mirrors the production network. This approach identifies potential errors, compatibility issues, or unintended side effects without risking service disruption, aligning with Cisco NSO's recommended deployment workflow that emphasizes pre-production testing to ensure change reliability.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Rely on rollback automation
Why it's wrong here
Rollback is important but reactive; proactive testing is better to avoid the need for rollback.
- ✓
Use a staging environment with identical configuration to test before production
Why this is correct
Testing in a staging environment that mirrors production allows early detection of issues, minimizing production impact.
- ✗
Limit automation to read-only commands
Why it's wrong here
Read-only commands do not change configuration, so the goal of automation is not achieved.
- ✗
Automate only during maintenance windows
Why it's wrong here
While scheduling during maintenance windows is good practice, it does not reduce the risk of unintended changes as effectively as testing.
- ✗
Apply changes directly to production devices
Why it's wrong here
Directly applying changes to production without testing is risky and may cause outages.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-501 practice question is part of Courseiva's free Cisco 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 350-501 exam.