200-901 Infrastructure and Automation Practice Question
A developer writes a Python script using Cisco's pyATS framework to test network reachability after a configuration change. What is a key advantage of using pyATS over a simple script that uses ping?
⚠ Common exam trap
Many candidates confuse pyATS's parallel execution capability (which is achievable with other tools) with its core value proposition of providing a structured, reusable test framework with built-in libraries for network-specific validation.
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
✓
pyATS allows writing reusable test scripts with built-in test libraries
PyATS is a test automation framework designed for network engineers, providing built-in test libraries (e.g., `pyats.aetest`) that enable writing reusable, modular test scripts. Unlike a simple ping script, pyATS supports structured test cases, data-driven testing, and integration with Cisco devices via libraries like `Genie`, allowing for comprehensive validation beyond basic reachability.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
pyATS requires less code than a ping script
Why it's wrong here
pyATS may require more code to set up but provides more functionality.
- ✗
pyATS can test multiple devices in parallel
Why it's wrong here
While pyATS can do parallel testing, it is not a unique advantage over custom scripts.
- ✓
pyATS allows writing reusable test scripts with built-in test libraries
Why this is correct
pyATS is designed for reusable, modular test automation.
- ✗
pyATS automatically generates test reports
Why it's wrong here
While pyATS can generate reports, the key advantage is the test framework itself.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 200-901 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 200-901 exam.