JNCIA-DevOps Junos Automation Stack And DevOps Concepts Practice Question
When writing Python automation scripts for Junos using PyEZ, which THREE objects or methods are commonly used for device interaction and configuration management? (Choose three)
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
✓
Config (from jnpr.junos.utils.config) to handle configuration transactions
PyEZ uses Device for connections, Config for configuration management, and Fact for system information.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Microsoft_Excel_Workbook for direct spreadsheet parsing
Why it's wrong here
Not a PyEZ module.
- ✗
Kernel_Panic_Trigger to deliberately crash the router
Why it's wrong here
Not a PyEZ module.
- ✓
Config (from jnpr.junos.utils.config) to handle configuration transactions
Why this is correct
Correct. Config manages locking, loading, committing, and rollbacks.
- ✓
Fact (from jnpr.junos.factory.factory_Loader) to gather device hardware and software inventory
Why this is correct
Correct. Facts gather routing engine, model, and OS version info.
- ✓
Device (from jnpr.junos) to manage the NETCONF connection session
Why this is correct
Correct. Device is the core connection class in PyEZ.
About these practice questions
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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.