JNCIA-DevOps Python And PyEZ Practice Question
An automation script needs to compare pre- and post-change states on a Junos device using JSNAPy (Junos Snapshot Administrator). Which configuration file format is used by JSNAPy to define snapshot checks and test assertions?
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
✓
YAML
JSNAPy uses YAML configuration files to define which RPC commands to run and what expected values or expressions should be evaluated against the resulting snapshots.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
YAML
Why this is correct
JSNAPy test files and check definitions are written in YAML format.
- ✗
XML
Why it's wrong here
Although Junos uses XML internally, JSNAPy check files use human-readable YAML.
- ✗
JSON
Why it's wrong here
JSON is not the native configuration format for writing JSNAPy action definitions.
- ✗
INI
Why it's wrong here
INI files are not supported for JSNAPy test suites.
About these practice questions
This JNCIA-DevOps question is part of Courseiva's 307-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.