JNCIA-DC (JN0-281) Practice Exam
JNCIA-DC (JN0-281) Practice Exam
About JNCIA-DC (JN0-281) Exam
The Data Center track empowers you to showcase proficiency in data center technologies along with related configuration and troubleshooting skills. JNCIA-DC, the associate-level certification in this track, is tailored for data center networking professionals with introductory-level knowledge of Juniper Networks Junos software and data center devices. The written exam evaluates your comprehension of data center technologies, platform configuration, and troubleshooting skills.
Certification Tracks
- JNCIA-DC: Data Center, Associate.
- JNCIS-DC: Data Center, Specialist.
- JNCIP-DC: Data Center, Professional.
- JNCIE-DC: Data Center, Expert.
Exam Details
- Exam Code: JN0-281
- Prerequisite Certification: None
- Exam Duration: 90 minutes
- Exam Type: 65 multiple-choice questions
Exam Objectives
The JNCIA-DC (JN0-281) Exam covers the following
Domain 1 - Data Center Architectures
Identify concepts and general features of data center architectures:
- Traditional architectures (multitier)
- IP fabric architectures (spine/leaf)
- Layer 2 and Layer 3 strategies
- Overlay network vs. underlay network
- Ethernet VPN–Virtual Extensible LAN (EVPN-VXLAN) basics/purpose
Domain 2 - Layer 2 Switching and VLANs
Identify the concepts, operations, or functionalities of Layer 2 switching for Junos OS:
- Ethernet switching/bridging concepts and operations
Identify the concepts, benefits, or functionalities of VLANs:
- Port modes
- VLAN tagging
- Integrated Routing and Bridging (IRB)
Describe how to configure, monitor, or troubleshoot Layer 2 switching or VLANs:
- Ethernet switching/bridging
- VLANs
Domain 3 - Protocol-Independent Routing
Identify the concepts, operations, or functionalities of various protocol-independent routing components:
- Static, aggregate, and generated routes
- Martian addresses
- Routing instances, including Routing Information Base (RIB) groups
- Load balancing
- Filter-based forwarding
Describe how to configure, monitor, or troubleshoot various protocol-independent routing components:
- Static, aggregate, and generated routes
- Load balancing
Domain 4 - Data Center Routing Protocols BGP/OSPF
Identify the concepts, operation, or functionality of OSPF:
- Link-state database
- OSPF packet types
- Router ID
- Adjacencies and neighbors
- Designated router (DR) and backup designated router (BDR)
- OSPF area and router types
- Link State Advertisement (LSA) packet types
Describe how to configure, monitor, or troubleshoot OSPF:
- Areas, interfaces, and neighbors
- Additional basic options
- Routing policy application
- Troubleshooting tools
Identify the concepts, operation, or functionality of BGP:
- BGP basic operation
- BGP message types
- Attributes
- Route/path selection process
- IBGP and EBGP functionality and interaction
Describe how to configure, monitor, or troubleshoot BGP:
- Groups and peers
- Additional basic options
- Routing policy application
Domain 5 - High Availability
Identify the concepts, benefits, applications, or requirements of high availability (HA):
- Link aggregation groups (LAG)
- Graceful restart (GR)
- Bidirectional Forwarding Detection (BFD)
- Virtual Chassis
Describe how to configure, monitor, or troubleshoot high availability components:
- LAG
- GR
- BFD
What do we offer?
- Full-Length Mock Test with unique questions in each test set
- Practice objective questions with section-wise scores
- In-depth and exhaustive explanation for every question
- Reliable exam reports evaluating strengths and weaknesses
- Latest Questions with an updated version
- Tips & Tricks to crack the test
- Unlimited access
What are our Practice Exams?
- Practice exams have been designed by professionals and domain experts that simulate real-time exam scenario.
- Practice exam questions have been created on the basis of content outlined in the official documentation.
- Each set in the practice exam contains unique questions built with the intent to provide real-time experience to the candidates as well as gain more confidence during exam preparation.
- Practice exams help to self-evaluate against the exam content and work towards building strength to clear the exam.
- You can also create your own practice exam based on your choice and preference
