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

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Questions # 11:

An architect is designing a VMware software-defined data center (SDDC) solution based on the following customer requirements:

    The solution must initially support 1,000 virtual machines

    The solution must scale to support the concurrent running of up to 5,000 virtual machines

    The production environment should be delivered across two data centers

    The solution should have a maximum tolerable downtime (MTD) of four hours

    The solution should have a monthly service availability target of 99.8%

Which two assumptions could the architect make based on the information from the customer to help size the solution? (Choose two.)

Options:

A.

The number of vSphere hosts in a cluster

B.

The average resource utilization of a virtual machine

C.

The size (CPU/RAM/storage) of the average virtual machine

D.

The guest operating system for each virtual machine

E.

The size (CPU/RAM/storage) of the vSphere hosts

Questions # 12:

An architect will be taking over control of a former Linux server fleet and repurposing the hardware into a new vSphere cluster. The current environment is already connected to the network but the hosts do not have any local disks. Since the fleet hardware is uniform, the architect can use a single ESXi image. All hosts within the cluster have the same CPU and memory capacity.

Which ESXi deployment method should the architect use?

Options:

A.

Stateless cached vSphere Auto Deploy

B.

Stateless vSphere Auto Deploy

C.

Manual install of each ESXi host with an image from USB

D.

Stateful vSphere Auto Deploy

Questions # 13:

A customer has a database cluster with 40/60 read/write ratio and a high IOPs requirement with no contention on an all-flash vSAN cluster.

Which two storage settings should be configured for best performance? (Choose two.)

Options:

A.

IOPs limits enabled

B.

RAID 1

C.

Deduplication and Compression disabled

D.

RAID 5/6

E.

Deduplication and Compression enabled

Questions # 14:

An architect is tasked with expanding an existing VMware software-defined data center (SDDC) solution so that it can be used to deliver a virtual desktop infrastructure (VDI) service off-shore development activities.

The production environment is currently delivered across two geographically dispersed data centers. The two data centers are currently connected to each other through multiple diversely routed, high bandwidth and low latency links. The current operations management components are deployed to a dedicated management cluster that is configured with N+1 redundancy. The current VMware software-defined data center (SDDC) has a monthly availability target of 99.5%, which includes all management components.

The customer requires that the new solution scale to support the concurrent running of 500 persistent virtual desktops. The virtual desktops must not share the same virtual infrastructure as existing virtual machines, but can be managed using the same VMware operations management components. Any new VDI service management components must be installed into the management cluster. There is no requirement to back up the virtual desktops because all relevant user data is stored centrally. The VDI service is providing business critical services and must have an availability target of 99.9%.

Given the information from the customer, which two assumptions would the architect include in the design? (Choose two.)

Options:

A.

The existing virtual infrastructure has sufficient capacity to host the new VDI workloads

B.

The existing operations monitoring tools have sufficient capacity to monitor the new VDI services

C.

The existing management cluster has enough available capacity to host any VDI service management component

D.

The management cluster has N+1 redundancy

E.

The VDI service has a higher service-level agreement (SLA) than the operations management SLA

Questions # 15:

An architect is designing a new vSphere platform for a customer to meet the following requirements:

    The platform must be deployed into five physically separate sites.

    The sites are spread across multiple regions.

    Some sites require more than one vCenter Server.

    The platform must provide an administrator with the ability to access virtual infrastructure components across all sites from a single management tool instance.

Which single sign-on (SSO) design recommendation will meet these requirements?

Options:

A.

Use an SSO domain across all vCenter Server instances

B.

Use an SSO domain per region

C.

Use an SSO domain per vCenter Server instance

D.

Use an SSO domain per site

Questions # 16:

As part of a new hybrid cloud initiative for a large financial company, the customer technical team is presenting an overview of the current state of the infrastructure and their vision for a new solution.

The project team captures notes during the presentation and adds them to the discovery documentation. Which of the listed statements is a design constraint?

Options:

A.

The applications are created in-house with in-guest recovery protection

B.

The maximum tolerable data loss is 10 minutes

C.

The two data center locations have a network latency of 8 ms round-trip time (RTT)

D.

The existing storage is out of maintenance

Questions # 17:

An architect is designing a new backup solution for a vSphere platform that has been recently upgraded to vSphere 7.

The architect wants the backup solution to perform the following:

    Full virtual machine image backup and restore

    Incremental virtual machine image backup and restore

    File level backup and restore within both Windows and Linux virtual machines

    LAN-free backup

Which functional requirement should the architect include in the design of the new backup solution?

Options:

A.

The backup solution must leverage the VMware Consolidated Backup (VCB) framework.

B.

The backup solution must leverage virtual machine snapshots.

C.

The backup solution must leverage VMware vSphere Storage APIs - Data Protection.

D.

The backup solution must leverage VMware vStorage APIs for Data Protection (VADP).

Questions # 18:

An architect is tasked with designing a new VMware software-defined data center (SDDC) solution for an online retail customer who has a primary and secondary data center as well as 10 distribution hubs.

The customer has provided the following business requirements to help inform the design:

    The solution must support the running of up to 1,000 concurrent virtual machines across the primary and secondary data center.

    The solution must support the running of up to 20 concurrent virtual machines in each distribution hub.

    The solution must support the separation of management and lines-of-business application virtual machines.

    All management components (including directory services, backup, automation, operations and logging) must be deployed to the primary data center.

    All virtual infrastructure components must have redundancy of N+1.

    All sites are connected to each other using a wide area network that has multiple diversely routed links.

    The solution should support a monthly uptime target of 99.9%.

    The recovery time objective (RTO) for the solution must be four hours.

    The recovery point objective (RPO) for the solution must be 24 hours.

Given the information from the customer, which assumption should the architect include in the design?

Options:

A.

All business application virtual machines can be deployed into a single cluster within the primary data center.

B.

Each distribution hub should be configured with a backup device.

C.

The wide area network has sufficient bandwidth to support centralized management.

D.

Each cluster will have a minimum of four hosts.

Questions # 19:

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

Questions # 20:

An architect is tasked with designing a greenfield VMware software-defined data center (SDDC) solution that will be used to deliver a private cloud service for a customer.

During the initial meeting with the service owner and business sponsor, the customer has provided the following information to help inform the design:

    The solution must support the concurrent running of 1,000 virtual machines

    The production environment must be delivered across two geographically dispersed data centers All virtual machines must be capable of running in either data center.

    The two data centers are currently connected to each other through a single but diversely routed, high bandwidth and low latency link.

    The link between the two data centers is capable of supporting a round-trip time (RTT) of 150 ms The existing server hardware standard document states that all virtual infrastructure hosts must be deployed using vSAN ReadyNodes

    The service owner has stated that it is critical to ensure the availability target of 99.9% All virtual machine backups must be completed using the existing backup service

    The recovery time objective (RTO) for the service is five minutes

    The recovery point objective (RPO) of the service is four hours

Which two elements represent risks to the successful delivery of this solution? (Choose two.)

Options:

A.

The use of only two data centers

B.

The network connectivity between data center sites

C.

The use of vSAN ReadyNodes

D.

The RTT on the link between the two data centers

E.

The use of the existing backup service

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