JNCIA-SEC Monitoring And Troubleshooting Practice Question
How can an administrator check the active Junos OS version running on an SRX Series device?
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
✓
show version
The show version command displays the active software version and hardware model details.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
show system software-status
Why it's wrong here
This is an invalid Junos command.
- ✗
show chassis version
Why it's wrong here
Chassis commands show hardware part numbers and revisions, not software versions.
- ✓
show version
Why this is correct
Correct. show version displays the Junos OS release.
- ✗
show system package installed
Why it's wrong here
Package installation status is checked via software commands, but show version is the standard tool.
About these practice questions
One of 513 original JNCIA-SEC practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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-SEC 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-SEC exam.