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An outdated question bank is worse than none at all — it teaches yesterday's exam. In 2026, ActualTestsIT keeps the VMware Advanced Design VMware NSX-T Data Center material aligned with the live 3V0-42.20 blueprint, with updates free for 365 days.

VMware 3V0-42.20 Exam Overview:

Certification Vendor:VMware
Exam Name:VMware NSX-T Data Center 3V0-42.20 (VCAP-NV Design)
Exam Number:3V0-42.20
Exam Duration:135 minutes
Exam Format:Scenario-based design questions, Multiple Selection, Multiple Choice, Drag and Drop
Related Certifications:VMware NSX-T Data Center certifications
VMware Certified Professional - Network Virtualization (VCP-NV)
Exam Price:Approximately 400 USD
Real Exam Qty:Approximately 60-70 (varies)
Available Languages:English
Passing Score:300 (scaled scoring system, passing threshold typical for VMware VCAP exams)
Certificate Validity Period:2 years
Recommended Training:VMware NSX-T Data Center Training
Exam Registration:VMware Certification Portal
Pearson VUE VMware Exams
Sample Questions: DOWNLOAD DEMO
Exam Way:Online proctored or onsite via Pearson VUE testing centers
Pre Condition:Recommended: VMware Certified Professional - Network Virtualization (VCP-NV) or equivalent NSX-T deployment experience
Official Syllabus URL:https://www.vmware.com/education-services/certification.html

VMware 3V0-42.20 Exam Syllabus Topics:

SectionObjectives
Security Design- Advanced security services
  • 1. Service insertion and partner integrations
    • 2. Identity-based firewall design
      - Distributed firewall design
      • 1. Micro-segmentation strategy
        • 2. Security policy hierarchy and enforcement points
          Load Balancing and Edge Services Design- NSX Edge architecture
          • 1. Active-active and active-standby design models
            • 2. Edge node sizing and placement
              - Load balancing services
              • 1. Virtual server design considerations
                • 2. Application delivery design patterns
                  Logical Switching and Routing Design- Routing protocols and topology design
                  • 1. North-south and east-west traffic design
                    • 2. BGP and ECMP design in NSX-T environments
                      - Segment and overlay network design
                      • 1. Tier-0 and Tier-1 gateway architecture
                        • 2. Geneve overlay design considerations
                          NSX-T Architecture and Design Principles- Physical infrastructure mapping
                          • 1. Transport node design (ESXi and KVM)
                            • 2. Uplink and transport zone planning
                              - NSX-T components and logical architecture design
                              • 1. NSX-T Manager and Controller cluster design concepts
                                • 2. Management, control, and data plane design considerations
                                  Operations, Monitoring, and Troubleshooting Design- Observability design
                                  • 1. Log management and analytics design
                                    • 2. NSX Intelligence and monitoring integration
                                      - High availability and disaster recovery
                                      • 1. Backup and restore strategy for NSX-T
                                        • 2. Resiliency and failure domain design

                                          Straight Answers About the VMware 3V0-42.20 Exam

                                          The 3V0-42.20 exam is VMware's official assessment for the VMware Certified Advanced Professional - Network Virtualization Design (VCAP-NV Design) certification, which sits at the Advanced Professional level. It verifies that you can work with the VMware Advanced Design VMware NSX-T Data Center skill set the way real jobs demand — not merely recognize the terminology. It also belongs to a certification family that includes VMware Certified Professional - Network Virtualization (VCP-NV), VMware NSX-T Data Center certifications, so passing it strengthens your position across multiple career paths. For newcomers and veterans alike, the 3V0-42.20 exam is the kind of credential that converts effort into evidence.

                                          The VMware Advanced Design VMware NSX-T Data Center blueprint contains 5 domains, beginning with Security Design, Load Balancing and Edge Services Design, and Logical Switching and Routing Design. Use the weightings like a map of where the points live — the heaviest domains earn the largest share of your study hours. The complete topic list is in the exam topics section above; study against it, and nothing in the exam will feel unannounced.

                                          You're looking at Approximately 60-70 (varies) questions inside 135 minutes on the VMware Advanced Design VMware NSX-T Data Center exam. Do the division now and memorize your per-question budget; on exam day, anything that blows its budget gets flagged and revisited with leftover time. Timed practice is what makes this instinctive — the ActualTestsIT PC test engine runs time-limited mock exams and scores them automatically, so you arrive already knowing your pace.

                                          VMware sets the VMware Advanced Design VMware NSX-T Data Center passing score at 300 (scaled scoring system, passing threshold typical for VMware VCAP exams), and each attempt costs Approximately 400 USD — full price every time, retakes included. That makes preparation the cheaper strategy by a wide margin. The practical path: take auto-scored timed mocks with ActualTestsIT practice questions until you clear the passing mark comfortably across multiple runs, then register with confidence grounded in data.

                                          The official VMware Advanced Design VMware NSX-T Data Center format list includes: Multiple Choice, Multiple Selection, Drag and Drop, Scenario-based design questions. Each format rewards a specific skill — scenario items reward careful reading order, multi-select items reward completeness — so practice should cover all of them, not just your favorites. ActualTestsIT's 59 practice questions span the full list, which means the exam's mechanics feel rehearsed and only its content requires thought.

                                          VMware offers the 3V0-42.20 exam in English. Choose the language you process fastest when the clock is running — comprehension speed quietly decides borderline results. If English is your pick, working through ActualTestsIT's English 3V0-42.20 practice questions builds precisely the vocabulary the exam will use against you.

                                          Passing the VMware Advanced Design VMware NSX-T Data Center exam earns a credential valid for 2 years. Record the expiry date as soon as you pass, and look into recertification options well in advance — a renewal planned early is trivial, a lapsed credential is not. Recertification policy belongs to VMware and changes periodically, so confirm the current rules on the official certification page.

                                          Three modes, one content set — 59 expert-written questions in each:

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                                          Yes. ActualTestsIT's free VMware Advanced Design VMware NSX-T Data Center PDF demo contains genuine sample questions with full explanations, so you can verify the quality before paying. Every purchase includes 365 days of free updates; after that, renewing costs just 50% of the regular price from your member zone. Try it first — informed candidates are our favorite kind.

                                          Our experts track VMware's blueprint changes continuously and revise the VMware Advanced Design VMware NSX-T Data Center material to match — your purchase includes 365 days of free updates through your member zone. Watch the New Releases section or the ActualTestsIT newsletter, and always confirm your version 3-4 days before your exam. If a product expires, repurchasing at 50% off restarts the update service immediately.

                                          Completely. Some candidates worry — reasonably — about virus-laden downloads from unknown sites. ActualTestsIT products are formal education materials: dedicated staff safeguard all information, McAfee security services protect every transaction, and your personal data is never shared with third parties. From purchase to download to daily use, your safety is covered at every step.

                                          Delivery: your VMware Advanced Design VMware NSX-T Data Center practice questions are downloadable instantly and emailed within one minute of payment — if 2 hours pass, check spam and contact support. Installs are unlimited. Refund: the 100% Money Back Guarantee covers you if you take the corresponding exam within 60 days of purchase and don't pass — submit a scanned enrollment slip and your official Score Report PDF within 2 days after the exam, and the full refund processes within 7 days. Excluded: attempts within 3 days of purchase, exams never actually taken, free items, and expired orders; candidate and payer names must match. Prefer a different trade? Exchange for two free exam products of equal value and keep your update service.

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                                          VMware Advanced Design VMware NSX-T Data Center Sample Questions:

                                          An architect is helping an organization with the Logical Design of an NSX-T Data Center solution. This information was gathered during the Assessment Phase:
                                          NSX-T will span across two sites for disaster recovery.
                                          Public Load Balancer VIP should be accessible from a secondary site.
                                          Distributed Firewall Policies should be available at a secondary site.
                                          Routing capabilities should be maintained after failure.
                                          NAT capabilities are required.
                                          Which two selections should the architect include in their design? (Choose two.)

                                          • A. Use IP sets or groups to configure DFW rules.
                                          • B. Use of the same ISPs across sites.
                                          • C. Set MTU to 1550 between sites.
                                          • D. Use MTU to 1550 between sites.
                                          • E. Use two separate ISPs across sites.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A,B  🗳️

                                          Explanation: Only visible for ActualTestsIT members. You can sign-up / login (it's free).

                                          An architect is helping an organization with the Logical Design of an NSX-T Data Center solution. During discussions about centralized services NAT running on Tier-1 or Tier-0 Gateway, the customer made these requests:
                                          Services contain stateful services.
                                          Services should be in high availability mode.
                                          Which two selections should the architect include in their design? (Choose two.)

                                          • A. An active/active model should be used.
                                          • B. The high availability mode supported is only Active-Standby.
                                          • C. DNAT should be applied on the uplink interface.
                                          • D. Use Reflexive NAT on the uplink interface.
                                          • E. Mix stateful and stateless NAT rules on the same gateway.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B,C  🗳️

                                          Explanation: Only visible for ActualTestsIT members. You can sign-up / login (it's free).

                                          An NSX-T Architect is working in a brownfield environment with 4 ESXi hosts. These constraints were documented:
                                          new servers cannot be purchased
                                          North/South bandwidth must be guaranteed
                                          Top-of-Rack switches have additional uplinks
                                          Which three recommendations should the architect implement? (Choose three.)

                                          • A. Recommend obtaining 2 new physical NICs for the servers.
                                          • B. Use a resource pool for production workloads.
                                          • C. Use a resource pool to deploy the Edge nodes on.
                                          • D. Remove one of the ESXi hosts and install a bare-metal Edge.
                                          • E. Install Edge nodes on a separate cluster.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A,B,C  🗳️

                                          Explanation: Only visible for ActualTestsIT members. You can sign-up / login (it's free).

                                          A Solutions Architect is working with a customer which wants to extend their traditional Telco IP/MPLS core network to an NFV cloud.
                                          Which NSX-T Data Center feature can be recommended by the architect? (Choose the best answer.)

                                          • A. EVPN
                                          • B. BGP
                                          • C. Load Balancer
                                          • D. Distributed IDS
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A  🗳️

                                          Explanation: Only visible for ActualTestsIT members. You can sign-up / login (it's free).

                                          A customer has a requirement to implement a next generation firewall (NGFW) to improve security network introspection. The customer wants to apply the NGFW to all workloads exposed both internally and externally. The customer wants the NGFW to work seamlessly with NSX-T Data Center and vSphere.
                                          Which solution should be recommended to the customer? (Choose the best answer.)

                                          • A. Apply the NGFW to internal and external workloads for increased protection and use NSX-T Data Center with Federation to set network policies.
                                          • B. Use NSX-T Data Center leveraged with NSX Intelligence to protect all workloads at the network inspection level.
                                          • C. Use network introspection only on the external workloads and use NSX DFW for internal workloads.
                                          • D. Apply the NGFW on bare metal hosts which will offer better performance of inline network introspection.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: C  🗳️

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