JNCIA-SEC Security Policies Practice Question
Which THREE components are required when defining a standard zone-based security policy in Junos OS? (Choose three.)
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
✓
Source zone
Zone-based policies require source zone, destination zone, match criteria, and an action.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
A static routing table entry in inet.3
Why it's wrong here
Incorrect. Routing tables are independent of policy definition syntax.
- ✓
Source zone
Why this is correct
Correct. Source zone is mandatory for zone-based policies.
- ✓
Match criteria (such as source address, destination address, and application)
Why this is correct
Correct. Match criteria define what traffic the policy applies to.
- ✓
Destination zone
Why this is correct
Correct. Destination zone is mandatory for zone-based policies.
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An integrated Layer 2 bridging profile
Why it's wrong here
Incorrect. Bridging profiles are not required for standard L3 security policies.
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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.