JNCIA-DC Certification Exam Questions & JN0-280 Dumps

JNCIA-DC: Associate JN0-280 Dumps 

Exam Title:  Data Center, Associate (JNCIA-DC)

Exam Code:  JN0-280

Software Versions: Junos 20.4

Certification: JNCIA-DC

Total Questions: On Demand

Last Updated:

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Easy New JN0-280 Exam Dumps PDF

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JN0-280 Exam Details

  • Exam Name: Juniper Data Center, Associate (JNCIA-DC)
  • Exam Code: JN0-280.
  • Exam Duration: 90 minutes
  • Exam Format: Multiple Choice
  • Exam Type: Written exam
  • Number of Questions: 65 Questions
  • Exam Fee: $200 USD
  • Passing Score: Variable (60-70% Approx.)
  • Delivered by: Pearson VUE
  • Prerequisites: None

What is Data Center, Associate (JNCIA-DC) exam?

This certification path’s associate-level credential, JNCIA-DC, is aimed at network administrators with basic experience dealing with Juniper Networks’ Junos software and data center hardware.

What is a Jncia certification?

Networking experts having a foundational understanding of the technology should pursue the JNCIA-Junos certification. The written exam is designed to test your knowledge of the fundamentals of the Junos operating system used by Juniper Networks.

Is Juniper Certification Worth it?

Advanced level certification in the Juniper Cloud often leads to employment in network engineering with Juniper Networks or a company that specializes in their products. Therefore, you may send your application materials for positions like Cloud Network Managers, Cloud Network Security Engineers, and Juniper SDN Cloud Engineers.

Engineers in Juniper’s SDN cloud should familiarize themselves with the numerous options available to front-end clients and their requirements. An engineer at Juniper Networks can expect to make roughly $126,500 per year, as reported by pay comparison website Payscale.com.

Exam Outline

1. Data Center Architectures

Learn to recognize Data Center architecture’s ideas and general aspects

  • Buildings with a History (multi-tier)
  • Spine-and-Leaf IP-Fabric Architectures
  • Two-Layer and Three-Layer Tactics
  • Comparing Overlay and Underlay Networks (Very Basic)
  • Definitions/functionsof EVPN and VXLAN

2. Layer 2 Switching, VLANs, and Security

Describe the ideas, procedures, or features of Layer 2 switching as they pertain to the Junos OS.

  • Approaches and procedures for Ethernet switching and bridging

Find out what Virtual Local Area Networks are and what they do.

  • Connector configurations.
  • Tags for virtual local area networks (VLANs).
  • IRB.

 Explain what Layer 2 Security is and what it does.

  • MAC security; MAC address filtering; Storm Protection.

Explanation of Layer 2 switching, Virtual Local Area Networks, and security configuration, monitoring, and troubleshooting.

  • Switching and bridging over Ethernet.
  • VLANs.
  • Functions for preventing attacks at the second security layer.

3. Protocol-Independent Routing

The aim of this exercise is to have you recognize the ideas, operations, or functions of several protocol-independent routing components.

  • Routes might be static, aggregated, or created.
  • We need Martian mailing addresses.
  • Conditions for routing, including RIB clusters.
  • Equalizing the load.
  • Transmission depends on filters.

 Provide details on how to set up, track, or diagnose issues with a variety of routing components that don’t rely on a specific protocol.

  • Routes might be static, aggregated, or created.
  • Equalizing the load.

4. Data Center Routing Protocols BGP/OSPF

Determine OSPF’s ideas, procedures, or features.

  • Databank for link states.
  • Formats of OSPF Packets Id of the Router.
  • Close proximity to neighboring areas.
  • Backup DR and DR (specified router) (BDR).
  • Distance and OSPF router varieties. Types of LSA Packets.

 Provide details on OSPF’s set-up, monitoring, and troubleshooting

  • Neighborhoods, connections, and open spaces.
  • Extra support for the essentials.
  • Making use of a routing policy.
  • Methods for identifying and fixing problems.

 Explain the ideas, processes, and capabilities of BGP.

  • This article covers the fundamentals of BGP.
  • Varieties of BGP Messages.
  • Attributes.
  • Method for Choosing a Path or Route.
  • There is communication and functioning between IBGP and EBGP.

Please include details about BGP’s setup, monitoring, and troubleshooting.

  • Communities and contemporaries.
  • Extra support for the essentials.
  • Making use of a routing policy.

5. High Availability (HA)

Determine high availability’s meaning, value, and need.

  • Organizations that collect links (LAG).
  • Restarting Elegantly (GR).
  • Detection of Forwarding in Both Directions (BFD).
  • A Digital Chassis.

Explain how to set up, track, and fix high-availability parts.

  • Organizations that collect links (LAG).
  • Restarting Elegantly (GR).
  • Detection of Forwarding in Both Directions (BFD).

Learn more about other Certification offered by Juniper on the official website

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1. What is a Jncia certification?

Networking experts having a foundational understanding of the technology should pursue the JNCIA-Junos certification. The written exam is designed to test your knowledge of the fundamentals of the Junos operating system used by Juniper Networks.

2. What is the passing score for Jncia?


A score of 70% is required to pass, however, this may be lower than the actual test’s cutoff. You may take the quiz as many times as you want, but the questions will remain the same each time.

3. How long is Jncia valid?

Recertification There is a three-year time limit on using the JNCIA-Junos credential. To maintain their credentials, students may either retake the relevant test or achieve a newer, higher-level certification from Juniper Networks.

4. Is Jncia harder than CCNA?

This Juniper certification is the JNCIA-JUNOS counterpart to the Cisco CCNA. The JNCIA is simpler than the CCNA, as anybody who has taken both can attest.

5. Is Jncia Junos worth it?

The time and effort put in to get your JNCIA-Junos certification are well worth it because of the numerous doors it may open up for you professionally. If any of the above descriptions sound like you, then this is the right certification for you.

6. Can I take Jncis without Jncia?

It is true that a current JNCIA is required for JNCIS certification. You may sign up for any test using the registration portal, but failing to meet the requirements will prevent you from passing the exam and earning the certification.


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