Pass the VMware VCAP-DCV Design 2021 3V0-21.21 Questions and answers with CertsForce

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Questions # 11:

An organization’s data scientists are executing a plan to use machine learning (ML). They must have access to graphical processing unit (GPU) capabilities to execute their computational models when needed. The

solutions architect needs to design a solution to ensure that GPUs can be shared by multiple virtual machines.

Which two solutions should the architect recommend to meet these requirements? (Choose two.)

Options:

A.

NVIDIA vGPU


B.

AMD MxGPU


C.

vSphere DirectPath I/O


D.

vSGA


E.

vSphere Bitfusion


Expert Solution
Questions # 12:

An architect is tasked with reviewing the design of a VMware software-defined data center (SDDC) for a software development company. The platform is used to developing applications and services. It is important that the customer be able to accurately benchmark performance of developed applications.

The platform has recently commissioned new hosts to update the development cluster.

The development cluster host configuration is:

    4 ESXi hosts with 2 sockets × 16 cores

    512 GB RAM divided evenly between sockets

    There is no resource contention

The benchmarking cluster host configuration is:

    8 ESXi hosts with 2 sockets × 8 cores

    256 GB RAM divided evenly between sockets

    There is no resource contention

The customer is developing an application that includes a database virtual machine. The application developer states that the database virtual machine performs as required only when allocated 8 vCPUs 256 GB RAM. The database virtual machine performance meets the required levels when run from the development cluster. Performance benchmarking for the database virtual machine yields highly variable results when run from the benchmarking cluster. The application cannot be released without reliable performance benchmarking data.

What is a possible reason for the difference in performance test results between the development and benchmarking clusters?

Options:

A.

The database tier breaches a single NUMA node boundary for the benchmarking cluster


B.

The database tier breaches a single NUMA node boundary for the development cluster


C.

The development cluster can support a lower %Ready time per vCPU


D.

The development cluster has more available RAM per host


Expert Solution
Questions # 13:

An architect is designing a new vSphere environment to meet the following requirements:

    The environment must support 5,000 virtual machines.

    The environment will be built initially using 350 hosts.

Which vCenter Server appliance deployment size should the architect specify for the design?

Options:

A.

Large


B.

Small


C.

Tiny


D.

Medium


Expert Solution
Questions # 14:

An architect is planning the physical server configuration for a vSAN-based infrastructure.

Which operations mode should a RAID controller support to minimize potential server downtime during physical disk failures?

Options:

A.

RAID controller with Passthru mode


B.

RAID controller with RAID 5 mode


C.

RAID controller with RAID 10 mode


D.

RAID controller with RAID 6 mode


Expert Solution
Questions # 15:

What is a benefit of using a scale-out method for handling vSphere cluster growth?

Options:

A.

An increase in the recovery time objective (RTO) for the cluster


B.

Faster to reach the limit of virtual machines per host


C.

An overall reduction in the license costs for the cluster


D.

Less potential impact to virtual machines during a single host failure


Expert Solution
Questions # 16:

Following a recent acquisition, an architect needs to merge IT assets into its current data center. The combined vSphere environment will need to run the newly acquired company’s virtual machines.

Network integration work has already been completed and the current environment has capacity to host all virtual machines. The Operations team needs to identify which virtual machines belong to the acquired company and report on their usage.

How should the architect merge the company’s assets and virtual machines?

Options:

A.

Leave the newly acquired company’s assets in its current place


B.

Lift and shift the acquired assets into the data center


C.

Migrate the acquired company’s virtual machines into the existing vSphere environment


D.

Migrate and apply vSphere tags to the acquired company’s virtual machines


Expert Solution
Questions # 17:

An architect is designing a new greenfield environment with 600 ESXi hosts in an automated fashion. The engineering department already has a PXE Boot server, TFTP server, and DHCP server set up with an NFS mount for their current Linux servers.

The architect must be able to demonstrate and meet a security requirement to have all infrastructure processes separated.

Which recommendation should the architect make for the ESXi host deployment?

Options:

A.

Request an isolated network segment to use and dedicate it to Auto Deploy functions


B.

Ask the business to expand the engineering environment to service the virtual environment as well


C.

Request a common shared network with flexible security measures to accommodate different auto deployment options


D.

Deploy each ESXi host individually and document it to satisfy security requirements


Expert Solution
Questions # 18:

An architect is designing a new vSphere platform to meet a list of requirements from the security team.

Which two requirements would be classified as non-functional requirements? (Choose two.)

Options:

A.

Migration of virtual machines between hosts must be encrypted


B.

Log information must be verbose to support incident resolution


C.

Critical events generated within the platform must be logged to an external Syslog service


D.

Data integrity must be ensured


E.

A common content library must be maintained across all data centers


Expert Solution
Questions # 19:

An architect is tasked with recommending a solution for a company that is running out of VLANs. Currently the company is running two separate data centers based on vSphere including an Enterprise Plus license. In the first data center, the problem was solved by using VMware NSX and overlay network. In the second data center, there is currently no VMware NSX implementation in place and no budget for additional licenses.

What should the architect recommend as a potential solution to provide support for additional VLANs?

Options:

A.

Separate Distributed Virtual Switches (DVS)


B.

Private VLANs (PVLAN)


C.

Virtual Guest Tagging (VGT)


D.

vSwitch VLAN Tagging (VST)


Expert Solution
Questions # 20:

An architect is designing a new vSphere environment with the following resources:

    600 vCPU

    5,760 GB RAM

Average resource usage is:

    60 vCPU

    1,152 GB RAM

The design must meet the following requirements:

    The environment has the ability to burst by 25%.

    Each host can schedule 36 vCPUs and has 512 GB RAM.

    Management overhead is 20%.

What is the minimum number of hosts required to meet the design requirements?

Options:

A.

Three


B.

Five


C.

Four


D.

Two


Expert Solution
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