Free 3V0-42.20 Exam Study Guide for the NEW [Apr-2023] Dumps Test Engine
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VMware 3V0-42.20 Exam Syllabus Topics:
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NEW QUESTION 11
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 Enagagement 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 constraint was documented by the architect? (Choose the best answer.)
- A. Hosts can only be configured with two physical NICs.
- B. There are applications which use IPv6 addressing.
- C. Dynamic routing should be configured between the physical and virtual network.
- D. There are enough CPU and memory resources in the existing management cluster.
Answer: C
NEW QUESTION 12
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:
Customer is concerned with NSX Manager availability.
3 cabinets/racks are available in the data center.
No integration with 3rd party solution is required.
There is no budget for physical equipment acquisition.
The 3 cabinets/racks do not share the same L2 domain.
Which three selections should the architect include in their design to address the customer's concern with NSX Manager availability? (Choose three.)
- A. Deploy an NSX Manager Appliance per rack and cluster them.
- B. Use separate IP per NSX Manager appliance per rack.
- C. Deploy 2 cold standby NSX Manager appliances in rack 2/3.
- D. Deploy a single active NSX Manager appliance in rack 1.
- E. Use another NSX Manager IP in case an appliance fails.
- F. Use a physical/internal load-balancer with the cluster.
Answer: A,C,D
NEW QUESTION 13
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 MTU to 1550 between sites.
- B. Use IP sets or groups to configure DFW rules.
- C. Use of the same ISPs across sites.
- D. Set MTU to 1550 between sites.
- E. Use two separate ISPs across sites.
Answer: B,C
Explanation:
Reference:
site-solutions-cross-vcenter-nsx-design-guide.pdf
NEW QUESTION 14
An architect is helping an organization with the Physical Design of an NSX-T Data Center solution.
This information was gathered during a workshop:
Some workloads should be moved to a Cloud Provider.
Extend network's VLAN or VNI across sites on the same broadcast domain.
Enable VM mobility use cases such as migration and disaster recovery without IP address changes.
Support 1500 byte MTU between sites.
Which selection should the architect include in their design? (Choose the best answer.)
- A. Reflexive NAT
- B. L2 VPN
- C. SSL VPN
- D. Load Balancer
Answer: B
NEW QUESTION 15
An architect is helping an organization with the Conceptual Design of an NSX-T Data Center solution. Which three selections are requirements documented by an architect? (Choose three.)
- A. SAN storage has enough capacity to build the new infrastructure.
- B. Aggregate N-S throughput at any given time should be at least 10G.
- C. All traffic should recover in the event of Host/Rack/ToR failure.
- D. Hardware is 5 years old and new hardware is already purchased.
- E. Business critical applications should have an SLA of 99.99%.
- F. The Development Team are heavy on API usage.
Answer: B,C,E
NEW QUESTION 16
An architect is helping an organization with the Logical Design of a Layer 2 bridging solution.
This information was gathered during the Assessment Phase:
Workloads are running on ESXi hosts.
Workloads are running on KVM hosts.
Workloads on hypervisors should use bridging services.
VLAN 50 is used for Tier-0 uplink connectivity.
Which selection should the architect include in their design? (Choose the best answer.)
- A. Create an ESXi Bridge Cluster and configure the bridging profile with VLAN 60.
- B. Create an ESXi Bridge Cluster and configure the bridging profile with VLAN 50.
- C. Create an NSX Edge Bridge Cluster and configure the bridging profile with VLAN 60.
- D. Create an NSX Edge Bridge Cluster and configure the bridging profile with VLAN 50.
Answer: D
NEW QUESTION 17
An architect is helping an organization with the Conceptual Design of an NSX-T Data Center solution.
Which risk is documented by an architect? (Choose the best answer.)
- A. The security team has a firewall communication matrix documented.
- B. Aggregate N-S throughput at any given time should be at least 10G.
- C. Open communication between different application tiers is not allowed.
- D. The team is not trained for NSX-T but have a very strong experience with vSphere.
Answer: D
NEW QUESTION 18
An architect is helping an organization with the Physical Design of an NSX-T Data Center solution.
This information was gathered during a workshop:
* Current hypervisor of choice is KVM.
* Cost reduction is important.
Which two selections should the architect recommend to the organization? (Choose two.)
- A. Deploy bare metal Edge Nodes.
- B. Deploy Edge VM Nodes using ISO.
- C. Deploy NSX Manager using QCOW2.
- D. Deploy NSX Manager using OVF.
- E. Deploy Edge VM Nodes on KVM.
Answer: A,C
Explanation:
Explanation/Reference:
NEW QUESTION 19
What selection is the key design benefit provided by a dedicated Edge Cluster VM or Bare Metal? (Choose the best answer.)
- A. support for Edge Node Clusters with more than 10 Edge Nodes
- B. reduced administrative overhead
- C. multiple Tier-0 gateways per Edge Node Cluster
- D. predictable network performance
Answer: D
Explanation:
https://docs.vmware.com/en/VMware-Validated-Design/services/deployment-of-nsx-t-edge-nodes-on-bare-metal-hardware-for-vmware-cloud-foundation-40/GUID-563E93F0-65C8-4649-B62F-9AFE89B08B50.html
NEW QUESTION 20
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. Use a resource pool for production workloads.
- B. Install Edge nodes on a separate cluster.
- C. Use a resource pool to deploy the Edge nodes on.
- D. Recommend obtaining 2 new physical NICs for the servers.
- E. Remove one of the ESXi hosts and install a bare-metal Edge.
Answer: C,D,E
NEW QUESTION 21
Refer to the exhibit.
A financial company is adopting micro-services with the intent of simplifying network security. An NSX-T architect is proposing a NSX-T Data Center micro-segmentation logical design. The architect has created a diagram to share with the customer.
How many security levels will be implemented according to this Logical Design? (Choose the best answer.)
- A. 3 levels
- B. 5 levels
- C. 4 levels
- D. 9 levels
Answer: B
NEW QUESTION 22
An NSX-T architect is working with a customer who wants to improve performance and future-proof their workloads with a multi-site architecture.
A current-state analysis captured this information:
Latency between sites is 160ms.
Bandwidth is 2Gbps.
The MTU is 1600.
What two VMware design recommendations should the architect recommend to the organization to achieve future-proofing? (Choose two.)
- A. MTU must be at least 1700.
- B. Latency RTT is acceptable.
- C. Bandwidth must be at least 10Gbps.
- D. MTU is recommended to be 9000.
- E. Latency must be less than 150ms.
Answer: D,E
NEW QUESTION 23
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. Mix stateful and stateless NAT rules on the same gateway.
- B. Use Reflexive NAT on the uplink interface.
- C. An active/active model should be used.
- D. The high availability mode supported is only Active-Standby.
- E. DNAT should be applied on the uplink interface.
Answer: A,D
NEW QUESTION 24
A Solutions Architect is designing an environment with 1,200 services being offered through the NSX-T Data Center Load Balancer. Which three selections are necessary to meet the minimum requirements to support the solution? (Choose three.)
- A. Tier 1 Gateway
- B. Tier 0 Gateway
- C. Large Load Balancer
- D. Extra Large Load Balancer
- E. Large Edge Node
- F. Extra Large Edge Node
Answer: A,D,F
Explanation:
https://my-sddc.net/load-balancing-with-nsx-t-part-1/
NEW QUESTION 25
What is a design justification for a solution with 3 NSX Manager nodes deployed in a 4 ESXi cluster Management Cluster? (Choose the best answer.)
- A. NSX Controllers are separated from NSX Managers allowing 6 ESXi servers to host them.
- B. NSX Management Plane and Control Plane will be reduced to a single point of failure.
- C. Compute consumption guarantees NSX Manager nodes can be run on the same ESXi host.
- D. Single point of failure on Control Plane and Management Plane will be mitigated.
Answer: B
NEW QUESTION 26
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:
There isn't much budget available for a new off shore site.
The new site is decentralized and no communication with the main data center is required.
The design will need to cater for availability, upgrades, and failure scenarios.
N+1 must be maintained at all times.
Which three selections should the architect recommend in their design? (Choose three.)
- A. Separate the hosts physical NICs for VSS and N-VDS.
- B. Make all pNICs part of N-VDS and VMKs will be migrated.
- C. Install a minimum 4 ESXi hosts in the site.
- D. Collapse the Management/Edge/Compute cluster.
- E. Install a minimum of 3 ESXi hosts in the site.
- F. A Shared Edge/Management cluster and one for Compute.
Answer: A,B,D
NEW QUESTION 27
An architect is helping an organization with the Logical Design of an NSX-T Data Center solution. Which two statements should the architect consider as non-technical requirements? (Choose two.)
- A. Different vendors are used for the storage solution.
- B. Current business continuity and disaster recovery plans are based on tape technology.
- C. The design should offer agility and freedom for application phases.
- D. All application servers have hardcoded IP addresses.
- E. Any solution should add more value to current and future customers engagements.
Answer: C,E
NEW QUESTION 28
An architect is helping an organization with the Logical Design of a Layer 2 bridging solution.
This information was gathered during the Assessment Phase:
Workloads are running on ESXi hosts.
Workloads are running on KVM hosts.
Workloads on hypervisors should use bridging services.
VLAN 50 is used for Tier-0 uplink connectivity.
Which selection should the architect include in their design? (Choose the best answer.)
- A. Create an ESXi Bridge Cluster and configure the bridging profile with VLAN 60.
- B. Create an ESXi Bridge Cluster and configure the bridging profile with VLAN 50.
- C. Create an NSX Edge Bridge Cluster and configure the bridging profile with VLAN 60.
- D. Create an NSX Edge Bridge Cluster and configure the bridging profile with VLAN 50.
Answer: D
Explanation:
https://docs.vmware.com/en/VMware-NSX-T-Data-Center/2.3/com.vmware.nsxt.admin.doc/GUID-7B21DF3D-C9DB-4C10-A32F-B16642266538.html
NEW QUESTION 29
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:
There is a performance based SLA for East - West traffic.
The business critical applications require prioritization of their traffic.
One of the services is a file share and has a high demand for bandwidth.
Which selection should the architect include in their design? (Choose the best answer.)
- A. Include a segment QoS profile and review the impact of utilizing this feature.
- B. Meet with the organization's application team to get additional information.
- C. Review average North/South traffic from the core switches and firewall.
- D. Monitor East-West traffic throughout normal business cycles.
Answer: A
NEW QUESTION 30
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:
Customer currently has a single 10 host vSphere cluster.
Customer wants to improve network security and automation.
Current cluster utilization and business policies prevent changing the existing vSphere deployment.
High-availability is important to the customer.
Which three selections should the architect include in their design? (Choose three.)
- A. Apply vSphere DRS VM-Host anti-affinity rules to the virtual machines of the NSX-T Edge cluster.
- B. Deploy the NSX Controllers in the management cluster.
- C. Apply vSphere Distributed Resource Scheduler (vSphere DRS) VM-Host anti-affinity rules to NSX Managers.
- D. Remove 2 hosts from the cluster and create a new edge cluster.
- E. Remove vSphere DRS VM-Host affinity rules to the NSX-T Controller VMs.
- F. Deploy at least two NSX-T Edge virtual machines in the vSphere cluster.
Answer: A,C,F
NEW QUESTION 31
An architect is helping an organization with the Physical Design of an NSX-T Data Center solution.
This information was gathered during a workshop about ESXi Host networking:
A total of 50 ESXi hosts to be configured as Transport Nodes.
All ESXi hosts have a dedicated 2 * Intel 10Gbps Physical Network adapter for the Overlay Traffic.
To achieve low latency, high throughput, redundancy, and performance, which two NIC teaming policies should the architect recommend? (Choose two.)
- A. Load Balance Port ID
- B. Failover Order
- C. Load Balance Source Port ID
- D. Load Balance Source
- E. Load Balance Source MAC
Answer: B,C
NEW QUESTION 32
An architect is helping an organization with the Logical Design of an NSX-T Data Center solution.
This information was gathered during the assessment:
There must be a performance based SLA for East - West traffic.
Which two key performance features should the architect recommend? (Choose two.)
- A. Enable GENEVE Offload
- B. Configure N-VDS enhanced Data Path
- C. Leverage DPDK drivers
- D. Install advanced Edge pNIC Features
- E. Setup RSS to leverage multiple cores
Answer: A,E
Explanation:
https://www.virtualizationhowto.com/2019/10/vmware-nsx-t-performance-tips-and-tuning/
NEW QUESTION 33
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