JNCIA-DevOps Python And PyEZ Practice Question
Which TWO characteristics describe JSNAPy snapshot operations? (Choose two)
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
✓
It saves captured operational data into snapshot files for later comparison.
JSNAPy captures snapshots to XML/YAML files and compares them over time.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
It compiles Jinja2 configuration templates directly into Junos CLI commands.
Why it's wrong here
Incorrect. JSNAPy does not handle Jinja2 templating.
- ✗
It replaces PyEZ as the primary library for executing NETCONF RPC calls.
Why it's wrong here
Incorrect. JSNAPy is built on top of PyEZ/ncclient.
- ✓
It saves captured operational data into snapshot files for later comparison.
Why this is correct
Correct. JSNAPy stores operational data snapshots.
- ✗
It modifies the active configuration database automatically upon finding errors.
Why it's wrong here
Incorrect. JSNAPy is read-only and does not modify device configurations.
- ✓
It can compare a post-change snapshot against a baseline pre-change snapshot.
Why this is correct
Correct. Comparing pre and post-change snapshots is its core purpose.
About these practice questions
This JNCIA-DevOps question is part of Courseiva's 306-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. 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.