JNCIA-DevOps Python And PyEZ Practice Question
You are writing a script that performs multiple configuration changes inside a single PyEZ Config context. How can you verify that the candidate configuration has syntax errors before committing it?
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
✓
cu.validate()
The .validate() method checks the candidate configuration for syntax and semantic errors without committing.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
cu.validate()
Why this is correct
Correct. cu.validate() runs a check equivalent to 'commit check' in Junos CLI.
- ✗
cu.test_syntax()
Why it's wrong here
Incorrect. test_syntax does not exist.
- ✗
cu.verify()
Why it's wrong here
Incorrect. verify is not the correct PyEZ method name.
- ✗
cu.check()
Why it's wrong here
Incorrect. The method name is validate().
About these practice questions
Courseiva writes every JNCIA-DevOps question from scratch — 307 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or 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.