3V0-21.21 Exam Questions Get Updated [2023] with Correct Answers
Practice 3V0-21.21 Questions With Certification guide Q&A from Training Expert SurePassExams
VMware 3V0-21.21 Exam Syllabus Topics:
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VMware 3V0-21.21 certification exam consists of 60 multiple-choice questions and is two hours in length. 3V0-21.21 exam is computer-based and can be taken at any Pearson VUE testing center around the world. The passing score for the exam is 300 out of 500, and the exam fee is $450 USD.
To pass the VMware 3V0-21.21 exam, candidates must demonstrate their ability to design and implement vSphere solutions that meet the requirements of various organizations. 3V0-21.21 exam requires a thorough understanding of vSphere architecture and the ability to apply best practices to design and implement virtualized environments. Candidates must also have a good understanding of storage and networking technologies, as well as security concepts and practices.
NEW QUESTION # 33
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.)
- A. Log information must be verbose to support incident resolution
- B. Migration of virtual machines between hosts must be encrypted
- C. Data integrity must be ensured
- D. A common content library must be maintained across all data centers
- E. Critical events generated within the platform must be logged to an external Syslog service
Answer: C,E
NEW QUESTION # 34
Application owners require support of a Microsoft Windows Server Failover Cluster (WSFC).
Their current environment consists of the following components:
vSphere 7.0 and vSAN 7.0
External array supporting NFS 3.0/4.1, Server Message Block (SMB) 2.1
10 GbE storage connectivity for all devices
The solution architect is tasked with coming up with a solution to meet this requirement while utilizing their existing investments.
Which two recommendations could the architect make? (Choose two.)
- A. Run WSFC on vSAN iSCSI Target Service
- B. Use NFS 4.1 shares for quorum and shared disk
- C. Use vSAN native support for WSFC
- D. Use the SMB 2.1 protocol for sharing disks
- E. Use raw device mapping (RDM)
Answer: A,C
Explanation:
Reference:
https://blogs.vmware.com/virtualblocks/2018/04/18/vsan-6-7-introducing-wsfc-support-vsan
NEW QUESTION # 35
In a meeting to discuss the minimum viable product (MVP) deployment of a new customer-facing application, the key stakeholder shares details of the application components and the application administrators share details of performance and integrity tests for the application.
The application will be made up of the following components:
A web server
- Steps to confirm the web server is operating correctly will take 15 minutes after the application server is online.
An application server
- Steps to confirm application server integrity will take 15 minutes after the database is online.
A database server
- The database server will be managed by a database administrator, with an agreed service-level agreement (SLA) to restore and validate database services within one hour.
The existing VMware infrastructure offers a recovery point objective (RPO) of 5 minutes and recovery time objective (RTO) of 15 minutes through a combination of backups and replication.
In the event of an outage impacting all three application components, how long will it take for the application to recover and complete all checks?
- A. 90 minutes
- B. 60 minutes
- C. 15 minutes
- D. 105 minutes
Answer: C
NEW QUESTION # 36
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?
- A. Four
- B. Three
- C. Two
- D. Five
Answer: C
NEW QUESTION # 37
There is a request for approved virtual machine applications through a new vSphere platform's integrated automation portal. The platform was built following all provided company security guidelines and has been assessed against Sarbanes-Oxley Act of 2002 (SOX) regulations.
The platform has the following characteristics:
vRealize Operations is being used to monitor all clusters.
There is a dedicated ESXi cluster, supporting all management services.
All network traffic is via distributed virtual switches (DVS).
There is a dedicated ESXi cluster for all line-of-business applications.
Network traffic is serviced by NSX-T.
There is a dedicated ESXi cluster for virtual desktop infrastructure (VDI).
Network traffic is serviced by NSX-T.
The application owner is requesting approval to install a new service that must be protected as per the Payment Card Industry (PCI) Data Security Standard.
Which additional non-functional requirement should the architect include in the design to support the new service?
- A. The vSphere hosting platform and all PCI application virtual machines must be monitored using the vRealize Operations Compliance Pack for Payment Card Industry.
- B. The vSphere hosting platform and all PCI application virtual machines must be assessed against Payment Card Industry (PCI) Data Security Standard compliance.
- C. The vSphere hosting platform and all PCI application virtual machines must be assessed for SOX compliance.
- D. The vSphere hosting platform and all PCI application virtual machine network traffic must be routed via NSX-T.
Answer: A
Explanation:
The vSphere hosting platform and all PCI application virtual machines must be monitored using the vRealize Operations Compliance Pack for Payment Card Industry.
"Non-functional requirements specify all the remaining requirements not covered by the functional requirements. They specify criteria that judge the operation of a system, rather than specific behaviours"
NEW QUESTION # 38
An architect is considering placement of virtual machines within an existing VMware software-defined data center (SDDC).
During the discovery phase, the following information is documented:
Cluster One
Six ESXi hosts
vSphere HA with host failures cluster tolerates = 1
Proactive HA is enabled and set to automated
Fully Automated vSphere DRS
Transparent Page Sharing (TPS) is enabled
Cluster Two
Eight ESXi hosts
vSphere HA with host failures cluster tolerates = 1
Proactive HA is disabled
Partially Automated vSphere DRS
Transparent Page Sharing (TPS) is disabled
Cluster Three
Three ESXi hosts
vSphere HA with admission control is disabled
Proactive HA is not supported
Transparent Page Sharing (TPS) is disabled
Virtual Machine Resource Profile 1
Memory sharing techniques should not be used
Virtual machines should be automatically restarted in the event of host failure if resources are available Automated initial virtual machine placement Virtual Machine Resource Profile 2 Memory sharing techniques should not be used Virtual machines should be automatically restarted in the event of host failure regardless of available resources Automated initial virtual machine placement Which two recommendations should the architect make for placement of the virtual machines to meet resource profile requirements? (Choose two.)
- A. All virtual machines matching Virtual Machine Resource Profile 1 should be placed on Cluster Two.
- B. All virtual machines matching Virtual Machine Resource Profile 1 should be placed on Cluster One.
- C. All virtual machines matching Virtual Machine Resource Profile 2 should be placed on Cluster Three.
- D. All virtual machines matching Virtual Machine Resource Profile 2 should be placed on Cluster One.
- E. All virtual machines matching Virtual Machine Resource Profile 2 should be placed on Cluster Two.
Answer: A,C
Explanation:
Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.resmgmt.doc/GUID-FEAC3A43-C57E-49A2-8303-B06DBC9054C5.html
NEW QUESTION # 39
An architect is designing a VMware solution for a customer based on the following information:
The solution must use investments in existing storage array that supports both block and file storage.
The solution must support the ability to migrate workloads between hosts within a cluster.
The solution must support resource management priorities.
The solution must support the ability to connect virtual machines directly to LUNs.
The solution should use existing IPv4 based network infrastructure.
There is no budget for additional physical hardware.
Which two design decisions could the architect make to meet these requirements? (Choose two.)
- A. The ESXi hosts will leverage NFS 3
- B. The ESXi hosts will leverage iSCSI
- C. The ESXi hosts will leverage Fibre Channel over Ethernet (FCoE)
- D. The ESXi hosts will leverage Fibre Channel (FC)
- E. The ESXi hosts will leverage NFS 4.1
Answer: B,E
NEW QUESTION # 40
There is a request for approved virtual machine applications through a new vSphere platform's integrated automation portal. The platform was built following all provided company security guidelines and has been assessed against Sarbanes-Oxley Act of 2002 (SOX) regulations.
The platform has the following characteristics:
vRealize Operations is being used to monitor all clusters.
There is a dedicated ESXi cluster, supporting all management services.
All network traffic is via distributed virtual switches (DVS).
There is a dedicated ESXi cluster for all line-of-business applications.
Network traffic is serviced by NSX-T.
There is a dedicated ESXi cluster for virtual desktop infrastructure (VDI).
Network traffic is serviced by NSX-T.
The application owner is requesting approval to install a new service that must be protected as per the Payment Card Industry (PCI) Data Security Standard.
Which additional non-functional requirement should the architect include in the design to support the new service?
- A. The vSphere hosting platform and all PCI application virtual machines must be assessed for SOX compliance.
- B. The vSphere hosting platform and all PCI application virtual machines must be assessed against Payment Card Industry (PCI) Data Security Standard compliance.
- C. The vSphere hosting platform and all PCI application virtual machines must be monitored using the vRealize Operations Compliance Pack for Payment Card Industry.
- D. The vSphere hosting platform and all PCI application virtual machine network traffic must be routed via NSX-T.
Answer: B
NEW QUESTION # 41
An architect makes the design decision to install ESXi on embedded and resilient 8 GB SD cards.
What is the impact of this design decision?
- A. The size of the SD cards is too small and the installation will fail
- B. The vSphere Auto Deploy feature must be enabled on vCenter Server
- C. Host profiles must be used for this kind of installation
- D. Scratch partition would need to be created on the external storage
Answer: C
NEW QUESTION # 42
An architect is designing storage for a new vSphere environment to meet the following requirements:
Asynchronous replication is required between two sites.
The impact on the storage layer should not impact the performance of the compute layer.
Each application tier will require different replication attributes.
Virtual machine live migration across compute and storage must be supported.
Virtual machine aware back up will be leveraged.
Operational management overhead should be minimized.
Operational automation should be supported.
Which storage design recommendations would meet the requirements?
- A. Two new ISCSI storage arrays will be deployed, one at either site.
Each application tier will be initially provisioned a new LUN. Data replication will be offloaded to the new arrays. - B. Two new vSphere clusters enabled with vSAN will be deployed, one at either site. vSAN will be used to provide policy-based management for each application tier.
vSphere Replication will be used to replicate the virtual machine data in an asynchronous configuration. - C. Two new Fibre Channel storage arrays will be deployed, one at either site.
Each application tier will be initially provisioned a new LUN. Data replication will be offloaded to the new arrays. - D. Two new storage arrays will be deployed, one at either site.
vSphere Volumes (vVOLs) will be used to provide policy-based management for each application tier. Data replication will be offloaded to the new arrays.
Answer: D
Explanation:
vVOLs accomplish each one of the requirements, but specially this one: "Virtual machine aware back up will be leveraged" Here references:
Replication -> https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.storage.doc/GUID-6346A936-5084-4F38-ACB5-B5EC70AB8269.html
https://dyertribe.co.uk/2020/05/04/vvol-replication-with-nimble/
https://support.purestorage.com/Solutions/VMware_Platform_Guide/User_Guides_for_VMware_Solutions/Virtual_Volumes_User_Guide/vVols_Deep_Dive%3A_Array_Based_Replication_with_vVols Aware backup -> https://documentation.commvault.com/commvault/v11/article?p=14307.htm
https://www.nakivo.com/blog/application-aware-vm-backup/
"The impact on the storage layer should not impact the performance of the compute layer." VSAN will have an important impact of compute layer.
"Operational management overhead should be minimized" >> FC Additional management overhead (e.g. switch zoning)
NEW QUESTION # 43
There is a request for approved virtual machine applications through a new vSphere platform's integrated automation portal. The platform was built following all provided company security guidelines and has been assessed against Sarbanes-Oxley Act of 2002 (SOX) regulations.
The platform has the following characteristics:
vRealize Operations is being used to monitor all clusters.
There is a dedicated ESXi cluster, supporting all management services.
All network traffic is via distributed virtual switches (DVS).
There is a dedicated ESXi cluster for all line-of-business applications.
Network traffic is serviced by NSX-T.
There is a dedicated ESXi cluster for virtual desktop infrastructure (VDI).
Network traffic is serviced by NSX-T.
The application owner is requesting approval to install a new service that must be protected as per the Payment Card Industry (PCI) Data Security Standard.
Which additional non-functional requirement should the architect include in the design to support the new service?
- A. The vSphere hosting platform and all PCI application virtual machine network traffic must be routed via NSX-T.
- B. The vSphere hosting platform and all PCI application virtual machines must be assessed against Payment Card Industry (PCI) Data Security Standard compliance.
- C. The vSphere hosting platform and all PCI application virtual machines must be assessed for SOX compliance.
- D. The vSphere hosting platform and all PCI application virtual machines must be monitored using the vRealize Operations Compliance Pack for Payment Card Industry.
Answer: A
NEW QUESTION # 44
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?
- A. Lift and shift the acquired assets into the data center
- B. Leave the newly acquired company's assets in its current place
- 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
Answer: D
NEW QUESTION # 45
An architect is designing an environment for a retail customer. The design will use a single small vCenter Server Appliance and a cluster of eight ESXi hosts at a remote site. There is a single 10 GbE connected network at the remote site to support all management services. It is not possible to create additional management networks at the remote site. Virtual machine backups at the site will be dependent on the vCenter Server being available.
Which design decision should the architect make to maximize availability for backups?
- A. The vCenter Server Appliance will be protected with vSphere Fault Tolerance.
- B. The cluster will be configured with vSphere HA and set to restart virtual machines based on guest operating system heartbeat monitoring.
- C. The cluster will be configured to use vSphere DRS in fully automated mode.
- D. vCenter Server High Availability will be configured.
Answer: A
Explanation:
https://kb.vmware.com/s/article/1024051
NEW QUESTION # 46
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?
- 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
Answer: A
Explanation:
Use an SSO domain across all vCenter Server instances "The platform must provide an administrator with the ability to access virtual infrastructure components across all sites from a single management tool instance" Having a single SSO domain will achieve this.
"The platform must provide an administrator with the ability to access virtual infrastructure components across ALL SITES from a SINGLE management tool instance" this is Linked mode.
NEW QUESTION # 47
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?
- A. The existing storage is out of maintenance
- B. The maximum tolerable data loss is 10 minutes
- C. The applications are created in-house with in-guest recovery protection
- D. The two data center locations have a network latency of 8 ms round-trip time (RTT)
Answer: D
Explanation:
Networking Requirements for vSAN
Maximum of 1 ms RTT for standard (non-stretched) vSAN clusters between all hosts in the cluster Maximum of 5 ms RTT between the two main sites for stretched clusters Maximum of 200 ms RTT from a main site to the vSAN witness host
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.vsan-planning.doc/GUID-AFF133BC-F4B6-4753-815F-20D3D752D898.html
NEW QUESTION # 48
In a meeting to discuss the minimum viable product (MVP) deployment of a new customer-facing application, the key stakeholder shares details of the application components and the application administrators share details of performance and integrity tests for the application.
The application will be made up of the following components:
A web server
- Steps to confirm the web server is operating correctly will take 15 minutes after the application server is online.
An application server
- Steps to confirm application server integrity will take 15 minutes after the database is online.
A database server
- The database server will be managed by a database administrator, with an agreed service-level agreement (SLA) to restore and validate database services within one hour.
The existing VMware infrastructure offers a recovery point objective (RPO) of 5 minutes and recovery time objective (RTO) of 15 minutes through a combination of backups and replication.
In the event of an outage impacting all three application components, how long will it take for the application to recover and complete all checks?
- A. 90 minutes
- B. 105 minutes
- C. 60 minutes
- D. 15 minutes
Answer: B
Explanation:
15 restore VMs + 60 restore and test DB + 15 test app server + 15 test web server
NEW QUESTION # 49
An architect is designing storage for a new vSphere environment to meet the following requirements:
Asynchronous replication is required between two sites.
The impact on the storage layer should not impact the performance of the compute layer.
Each application tier will require different replication attributes.
Virtual machine live migration across compute and storage must be supported.
Virtual machine aware back up will be leveraged.
Operational management overhead should be minimized.
Operational automation should be supported.
Which storage design recommendations would meet the requirements?
- A. Two new storage arrays will be deployed, one at either site.
vSphere Volumes (vVOLs) will be used to provide policy-based management for each application tier. Data replication will be offloaded to the new arrays. - B. Two new ISCSI storage arrays will be deployed, one at either site.
Each application tier will be initially provisioned a new LUN. Data replication will be offloaded to the new arrays. - C. Two new Fibre Channel storage arrays will be deployed, one at either site.
Each application tier will be initially provisioned a new LUN. Data replication will be offloaded to the new arrays. - D. Two new vSphere clusters enabled with vSAN will be deployed, one at either site. vSAN will be used to provide policy-based management for each application tier.
vSphere Replication will be used to replicate the virtual machine data in an asynchronous configuration.
Answer: D
NEW QUESTION # 50
Refer to the exhibit.
During a requirements gathering workshop, the architect shares the following diagram:
What should the architect recommend for guaranteed throughput for each service?
- A. Create a link aggregation group (LAG) for vDS_01
Use the Route Based on Physical NIC Load for vMotion Use the Route Based on Physical NIC Load for replication - B. Use the Route Based on IP Hash for ESXi management and VM network Use the Route Based on IP Hash for backup network Use the Route Based on the Originating Virtual Port for vMotion Use failover with pNIC3 as Active for replication
- C. Use explicit failover order with pNIC0 as Active for ESXi Management and VM Network Use explicit failover order with pNIC1 as Active for backup network Use explicit failover order with pNIC2 as Active for vMotion Use explicit failover order with pNIC3 as Active for replication
- D. Use the Route Based on IP Hash for ESXi management and VM network Use failover with pNIC1 as Active for backup network Create a link aggregation group (LAG) for vDS_02
Answer: B
NEW QUESTION # 51
Following a company merger, there are two data centers running vSphere environments. Both data centers are leveraging separate Layer 3 vMotion networks.
Which requirement must be met in order to enable vMotion migration between these locations?
- A. Virtual machines must be powered off in order to migrate them between data centers
- B. A stretched vMotion network must be configured between data centers
- C. A dedicated TCP/IP stack for vMotion with a dedicated gateway must be configured
- D. The vMotion service must be configured on the Management VMkernel adapter
Answer: C
NEW QUESTION # 52
An architect is preparing a design for a company planning digital transformation. During the requirements gathering workshop, the following requirements (REQ) and constraints (CON) are identified:
* REQ01 The platform must host different types of workloads including applications that must be compliant with internal security standard.
* REQ02 The infrastructure must initially run 100 virtual machines.
* REQ03 Ten of the virtual machines must be compliant with internal security standard.
* REQ04 The internal security standard specifies logical network separation for in-scope applications.
* CON01 The customer has already purchased the licenses as part of another project.
* CON02 The customer has five physical servers that must be reused.
Additionally, based on resource requirements, four physical servers will be enough to run all workloads.
Which recommendation should the architect make to meet requirements while minimizing project costs?
- A. Use Network I/O Control to ensure the internal security zone has higher share value
- B. Purchase additional servers and plan separate, isolated clusters for workloads that must be compliant with internal security
- C. Use a single cluster and configure DRS anti-affinity rules to ensure internal security compliant virtual machines cannot migrate between ESXi hosts.
- D. Use a single cluster and ensure that different security zones are separated at least with dedicated VLANs and firewall
Answer: C
NEW QUESTION # 53
During a requirements gathering workshop, the customer provides the following information:
Each host has 2 × 10 GbE NIC
EtherChannel is not currently configured
No changes can be made to the physical network
Network throughput must be prioritized for defined critical services
Which two recommendations should the architect make with regard to virtual networking? (Choose two.)
- A. Use Route Based on Physical NIC Load.
- B. Use Link Aggregation Control Protocol (LACP).
- C. Use Network I/O Control with Shares.
- D. Use Network I/O Control with Limits.
- E. Use Network I/O Control with Reservation.
Answer: A,B
NEW QUESTION # 54
An architect is preparing a design for a company planning digital transformation. During the requirements gathering workshop, the following requirements (REQ) and constraints (CON) are identified:
REQ01 The platform must host different types of workloads including applications that must be compliant with internal security standard.
REQ02 The infrastructure must initially run 100 virtual machines.
REQ03 Ten of the virtual machines must be compliant with internal security standard.
REQ04 The internal security standard specifies logical network separation for in-scope applications.
CON01 The customer has already purchased the licenses as part of another project.
CON02 The customer has five physical servers that must be reused.
Additionally, based on resource requirements, four physical servers will be enough to run all workloads. Which recommendation should the architect make to meet requirements while minimizing project costs?
- A. Use Network I/O Control to ensure the internal security zone has higher share value
- B. Purchase additional servers and plan separate, isolated clusters for workloads that must be compliant with internal security
- C. Use a single cluster and ensure that different security zones are separated at least with dedicated VLANs and firewall
- D. Use a single cluster and configure DRS anti-affinity rules to ensure internal security compliant virtual machines cannot migrate between ESXi hosts.
Answer: C
NEW QUESTION # 55
The storage team at an organization is planning to migrate from an older Fibre Channel storage environment to a new environment using IP-based storage.
Which two switch features or characteristics are appropriate for IP storage networks? (Choose two.)
- A. 2:1 or greater bandwidth oversubscription for 10 GbE switches
- B. Deep or ultra buffered switches
- C. Non-blocking switch
- D. Fabric extending devices
- E. Spanning Tree Protocol (STP)
Answer: B,C
Explanation:
https://www.arista.com/en/solutions/ip-storage-network-infrastructures
https://www.dell.com/community/s/vjauj58549/attachments/vjauj58549/solutions-ch/488/1/h13104-dedicated-networks-for-ip-storage-wp.pdf
NEW QUESTION # 56
A customer has six hosts available in a cluster. When running at full capacity, all virtual machines can be run on two hosts.
How many hosts can the customer place into maintenance mode at the same time while still providing N+2 resiliency to the cluster?
- A. One
- B. Two
- C. None
- D. Three
Answer: D
NEW QUESTION # 57
Refer to the exhibit.
During a requirements gathering workshop, a customer shares the following diagram regarding their availability service-level agreements (SLAs):
The customer states that there is no application level availability for legacy applications.
Which recommendation could the architect make to meet the customer's high availability requirements for the legacy applications virtual machines?
- A. Enable vSphere HA and add a VM Override with VM Restart Priority set to Disabled
- B. Enable vSphere HA and add a VM Override with VM Restart Priority set to Lowest
- C. Achieve application availability with snapshots
- D. Enable Fault Tolerance
Answer: B
NEW QUESTION # 58
......
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