JNCIA-SEC Junos OS Security Objects Practice Question
An administrator creates a global address book and a security zone-specific address book. A host address is defined with the same name in both address books, but with different IP subnets. When a packet originates from that security zone, which address book entry takes precedence?
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
✓
The zone-specific address book entry takes precedence.
Zone-specific address books take precedence over global address books when resolving address names for policies originating from that specific zone.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
The global address book entry takes precedence.
Why it's wrong here
Global entries are overridden by zone-specific entries.
- ✗
Both entries are merged into a combined IP range.
Why it's wrong here
Entries are not merged; precedence rules dictate which one is used.
- ✓
The zone-specific address book entry takes precedence.
Why this is correct
Local zone-specific address books are evaluated first before the global address book.
- ✗
Junos generates a compilation error due to duplicate names.
Why it's wrong here
Duplicate names between global and zone-specific address books do not cause a configuration commit error.
Visual reference
About these practice questions
This JNCIA-SEC question is part of Courseiva's 513-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-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.