One purchase, a year of relevance. Every 3V0-42.20 buyer at Real4Prep receives 365 days of free updates — each new VMware Advanced Design VMware NSX-T Data Center version delivered automatically — plus a 50% renewal discount beyond the year in 2026.
VMware 3V0-42.20 Exam Overview:
| Certification Vendor: | VMware |
|---|---|
| Exam Name: | Advanced Design VMware NSX-T Data Center 3.0 |
| Exam Number: | 3V0-42.20 |
| Exam Price: | $250 USD |
| Certificate Validity Period: | 2 years |
| Real Exam Qty: | 57 |
| Exam Format: | Proctored, Multiple-choice, Single-choice, Scenario-based |
| Passing Score: | 300 (scaled 100–500) |
| Available Languages: | English |
| Related Certifications: | VMware Certified Professional - Network Virtualization (VCP-NV) VMware Certified Design Expert - Network Virtualization (VCDX-NV) |
| Exam Duration: | 135 minutes |
| Recommended Training: | VMware NSX-T Data Center: Design [V3.0] NSX-T Data Center: Install, Configure, Manage |
| Exam Registration: | VMware Certification Portal Pearson VUE Scheduling |
| Sample Questions: |  |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | Recommended: VCP-NV certification or equivalent hands-on experience with NSX-T Data Center 3.x; strong knowledge of network virtualization and SDN concepts |
| Official Syllabus URL: | https://www.vmware.com/learning/certification/vcap-nv-design.html |
VMware 3V0-42.20 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Security and Services Design | 20% | - Compliance and security posture - Load balancing and VPN services - Service insertion and integration - Distributed firewall and micro-segmentation |
| Topic 2: Operations, Automation, and Optimization | 10% | - Upgrade, scaling, and disaster recovery - API and automation strategy - Management and monitoring design |
| Topic 3: Conceptual and Requirement Analysis | 20% | - Map requirements to NSX-T capabilities - Identify constraints, risks, and assumptions - Gather business and technical requirements |
| Topic 4: NSX-T Architecture and Physical Design | 25% | - NSX-T cluster and node sizing - High availability and fault tolerance - Physical infrastructure design (compute, network, storage) - Management, control, and data plane architecture |
| Topic 5: Logical Networking Design | 25% | - Logical switching and routing - Overlay and underlay networking - Multi-site and hybrid cloud connectivity - Edge services and gateway design |
3V0-42.20 Exam Details and Your Advantages
VMware recommends the following official training options:
Combine a recommended course with score-tracked practice tests for a preparation you can measure.
Written down, so you have nothing to worry about. If you fail the corresponding exam within 60 days of purchase, send us a scanned copy of your enrollment slip and your official Score Report PDF within two days of the exam date; verified claims receive a full refund within seven days. Exclusions: exams taken within three days of purchase, candidate names that differ from the payer, and free or expired products. Prefer a different direction? Exchange your product for two others of equal value at no charge.
Use the official registration channels below:
Select a test center or online appointment, and book early enough to leave room for score-tracked practice.
Upon successful payment, our system automatically emails the product to your mailbox — typically within about a minute — with an instant download link on screen. The testing engine is user-friendly and easy to install, so practice starts immediately. If nothing arrives within two hours, check your spam folder and contact our 24/7 Customer Service. Once purchased, you are granted access to all updates for 365 days, delivered automatically on release, with a 50% renewal discount afterward.
According to the latest exam information, the 3V0-42.20 exam contains 57 questions within 135 minutes minutes. The testing engine reproduces that scope and calculates your final practice score — a useful reference for judging real-exam readiness.
At present, the 3V0-42.20 exam requires a passing score of 300 (scaled 100–500), with a registration fee of $250 USD. VMware sets both figures and may revise them, so confirm on the official site before you schedule.
The VMware Advanced Design VMware NSX-T Data Center blueprint covers these core domains:
- NSX-T Architecture and Physical Design (25%)
- Operations, Automation, and Optimization (10%)
- Conceptual and Requirement Analysis (20%)
Further domains complete the official outline; the question bank addresses all of them.
With data, not guesswork. The 3V0-42.20 testing engine is user-friendly and easy to install; upon completion of each practice test, it calculates your final score, giving you a concrete reference for the real exam. Behind the tools, professionals and IT specialists compose the materials, and every answer is expert-verified — aligned with the real exam's format across the VMware Advanced Design VMware NSX-T Data Center objectives. Before buying, try the free demo questions to test your knowledge; after buying, 24/7 Customer Service and Live Support assist with any problem, and you can ask the team for a discount code. That is the remarkable experience we work to provide.
VMware states the following prerequisites for the VMware Advanced Design VMware NSX-T Data Center: Recommended: VCP-NV certification or equivalent hands-on experience with NSX-T Data Center 3.x; strong knowledge of network virtualization and SDN concepts.
Check the authoritative wording on the official certification page before booking.
VMware Advanced Design VMware NSX-T Data Center Sample Questions:
An architect is helping an organization with the Physical Design of an NSX-T Data Center solution.
This information was gathered during a workshop:
Migrating existing data center to KVM hosts.
Redundancy and high availability are required.
No component can be a single point of failure.
Which selection should the architect recommend? (Choose the best answer.)
- A. vSS/vDS in Active/Standby Mode with necessary binding
- B. Linux Bridge redundancy with Active/Active Mode and single pNIC with static binding
- C. vSS/vDS in Active/Active Mode with necessary pNICS and required binding modes
- D. Linux Bridge redundancy with Active/Active Mode and multiple pNICs with necessary binding
Correct Answer: D 🗳️
Refer to the exhibits.
Design Option1:
Design Option 2:
Design Option 3:
Design Option 4:
An architect is helping an organization with the Conceptual Design of an NSX-T Data Center solution.
The conceptual design includes these requirements, assumptions, constraints, and risks:
Critical applications must run across sites without changing IP address.
Business continuity and disaster recovery (BCDR) plans will leverage a second site running vSphere.
RTO/RPO must be reduced for recovery of applications on secondary site.
IT Teams require automation tools for configuration.
Which Conceptual Design would the architect recommend to the customer? (Choose the best answer.)
- A. Design Option 3
- B. Design Option 4
- C. Design Option 2
- D. Design Option 1
Correct Answer: C 🗳️
An architect is helping an organization with the Conceptual Design of an NSX-T Data Center solution.
This information was gathered by the architect during the Discover Task of the Engagement Lifecycle:
Existing hardware will be used in any design proposal.
Network bandwidth cannot be expanded.
Which concept of the Discover Task do these items belong to? (Choose the best answer.)
- A. risk
- B. requirement
- C. assumption
- D. constraint
Correct Answer: D 🗳️
An architect is helping an organization with the Physical Design of an NSX-T Data Center solution.
This information was gathered during a workshop:
There are six hosts and hardware has already been purchased.
Customer is planning a collapsed Management/Edge/Compute cluster.
Each host has two 10Gb NICs connected to a pair of switches.
There should be no single point of failure in any proposed design.
Which virtual switch design should the architect recommend to the organization? (Choose the best answer.)
- A. Create an NSX-T Virtual Distributed Switch (N-VDS) for Management VMkernel traffic and assign one NIC. Also, create an NSX-T Virtual Distributed Switch (N-VDS) for overlay traffic and assign one NIC.
- B. Create a vSphere Distributed Switch (vDS) for Management VMkernel traffic and assign one NIC. Also, create an NSX-T Virtual Distributed Switch (N-VDS) for overlay traffic and assign one NIC.
- C. Create an NSX-T Virtual Distributed Switch (N-VDS) for Management VMKernel and overlay traffic and assign both NICs.
- D. Create an NSX-T Virtual Distributed Switch (N-VDS) for Management VMkernel and overlay traffic and assign a new virtual NIC.
Correct Answer: C 🗳️
An architect is helping an organization with the Conceptual Design of an NSX-T Data Center solution.
This information was gathered by the architect during the Discover Task of the Engagement Lifecycle:
There are applications which use IPv6 addressing.
Network administrators are not familiar with NSX-T Data Center solutions.
Hosts can only be configured with two physical NICs.
There is an existing management cluster to deploy the NSX-T components.
Dynamic routing should be configured between the physical and virtual network.
There is a storage array available to deploy NSX-T components.
Which risk was documented by the architect? (Choose the best answer.)
- A. There is a storage array available to deploy NSX-T components.
- B. Dynamic routing should be configured between the physical and virtual network.
- C. Network administrators are not familiar with NSX-T Data Center solutions.
- D. There are applications which use IPv6 addressing.
Correct Answer: C 🗳️
