Juniper JN0-321 : DX, Associate(JNCIA-DX)

JN0-321 real exams

Exam Code: JN0-321

Exam Name: DX, Associate(JNCIA-DX)

Updated: Sep 30, 2026

Q & A: 120 Questions and Answers

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Juniper JN0-321 Exam Syllabus Topics:

SectionObjectives
Topic 1: Application Delivery and Services- Performance and Optimization
  • 1. Optimization Techniques
  • 2. Performance Metrics
- Service Features
  • 1. Load Balancing Options
  • 2. SSL/TLS Handling
Topic 2: Juniper DX Fundamentals- Protocol and Feature Basics
  • 1. Traffic Management
  • 2. Routing Fundamentals
- DX Architecture and Concepts
  • 1. Capabilities and Use Cases
  • 2. Deployment Scenarios
Topic 3: DX Configuration and Operation- Device Configuration
  • 1. Security and Policy Setup
  • 2. Interface and System Settings
- Monitoring and Troubleshooting
  • 1. Logs and Statistics
  • 2. Operational Commands

Juniper DX, Associate(JNCIA-DX) Sample Questions:

Question #1

You must provide SSL for SMTP and POP3. How many VIPs are required to provide these services?

  • A. 1
  • B. 2
  • C. 4
  • D. 3
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #2

In Unified Failover, if a Juniper DX appliance loses power, how does a standby unit assume the new master role?

  • A. The standby unit assigns its ether0 address to its VIP and advertises its new roleto thenetwork.
  • B. The standby unit assumes the master's VIPs.
  • C. The standby unit injects the VIP into the network using RIP or OSPF.
  • D. The standby unit injects the VIP into the network using BGP4
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #3

Which three statistics are available when viewing content types of the cluster statistics page? (Choose three.)

  • A. average download time for a content type
  • B. total 404 errors for content type
  • C. percentage of bytes saved for a content type
  • D. total number of requests for a content type
  • E. average size for content type
Reveal Solution  Discussion  0

Correct Answer: C,D,E  🗳️

Question #4

During OSPF adjacency formation, what state is a router in when it is sending LSA header information to its neighbor?

  • A. 2Way
  • B. Exchange
  • C. Init
  • D. ExStart
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #5

Which configuration command configures ISIS to support MPLS Traffic Engineering?

  • A. metricstyle wide
  • B. dynamicredistribute
  • C. metricstyle narrow
  • D. redistribute mpls
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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