VMware 5V0-22.23 Online Practice Questions and Exam Preparation

VMware 5V0-22.23 Online Questions & Answers

• Question 51:

  A vSAN administrator has a vSAN cluster that is using vSphere Lifecycle Manager (vLCM) to manage hypervisor, server drivers, and firmware. All hosts in the cluster are compliant according to the vLCM image.

  A 10GB NIC on the servers is experiencing issues, and the vSAN administrator determines a new network driver will resolve the problem. Unfortunately, the required NIC driver is a newer version compared to the driver provided by the most recent Vendor Add-on.

  Which action should the vSAN administrator take to ensure the latest network driver is installed on the NIC before remediation?

  A. Make sure the vLCM image is configured to use the most recent version of the Vendor Add-on
  B. Add an individual component to the vLCM image that has the updated NIC driver
  C. Remove theVendor Add-on from the vLCM image, and then manually install the network driver on the servers
  D. Modify the vLCM image to omit the NIC Driver, and then manually update the servers with the required NIC driver
  B. Add an individual component to the vLCM image that has the updated NIC driver

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  Explanation/Reference:

  To ensure the latest network driver is installed on the NIC before remediation, the vSAN administrator should add an individual component to the vLCM image that has the updated NIC driver. This action allows the administrator to override the driver provided by the vendor add-on and use a newer version that is compatible with the ESXi version and the hardware device. The administrator can add an individual component to the vLCM image by importing it from a ZIP file or selecting it from the vLCM depot. The other options are not correct. Making sure the vLCM image is configured to use the most recent version of the vendor add-on will not help, as the required NIC driver is a newer version than the one provided by the vendor add-on. Removing the vendor add-on from the vLCM image or modifying the vLCM image to omit the NIC driver will not ensure the latest network driver is installed on the NIC, as these actions will leave the NIC without any driver update. Manually installing or updating the network driver on the servers is not recommended, as it might cause inconsistency and non-compliance in the vLCM image. References: vSphere Lifecycle Manager Image Components; [Add an Individual Component to an Image]

• Question 52:

  What are two characteristics of a durability component in vSAN? (Choose two.)

  A. Better Performance
  B. Faster resynchronization
  C. Faster snapshot creation
  D. Better Storage utilization
  E. Better Availability
  B. Faster resynchronization
  E. Better Availability

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  Explanation/Reference:

  A durability component is a temporary component that is created when a host or disk group is placed in maintenance mode with the Ensure data accessibility option, or when a host or disk group fails unexpectedly. A durability component improves the availability of data by maintaining the required number of failures to tolerate (FTT) until the original component is restored or rebuilt. A durability component also speeds up the resynchronization process by reducing the amount of data that needs to be copied. The other characteristics are not applicable to a durability component. References: VMware vSAN Specialist v2 EXAM 5V0-22.23, page 10, Objective 6.8; [Durability Components]

• Question 53:

  A vSAN administrator needs to build a vSAN ESA cluster with RAID-5/FTT 1 adaptive storage policy. What is the absolute minimum number of hosts that need to be part of that vSAN ESA cluster?

  A. 6 hosts
  B. 4 hosts
  C. 5 hosts
  D. 3 hosts
  D. 3 hosts

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  Explanation/Reference:

  To build a vSAN ESA cluster with RAID-5/FTT 1 adaptive storage policy, the absolute minimum number of hosts that need to be part of that vSAN ESA cluster is 3. This is because the vSAN ESA supports a new RAID-5 erasure coding scheme in a 2+1 configuration, which writes the data in a VM as a stripe consisting of 2 data bits and 1 parity bit, across a minimum of 3 hosts. This scheme can tolerate a single host failure (FTT=1) while consuming 1.5x the capacity of the primary data. This scheme is suitable for smaller vSAN clusters that want to reduce capacity usage without compromising performance12 References: 1: VMware vSAN Specialist v2 ExamPreparation Guide, page 15 2: Adaptive RAID5 Erasure Coding with the Express Storage Architecture in vSAN 8 3

• Question 54:

  An all-flash vSAN ESA cluster contains four nodes.

  Which two storage policies can the cluster satisfy? (Choose two.)

  A. FTT=3 (RAID-1 Mirroring)
  B. FTT=2 (RAID-1 Mirroring)
  C. FTT=I (RAID-5 Erasure Coding)
  D. FTT=I (RAID-1 Mirroring)
  E. FTT=2 (RAID-6 Erasure Coding)
  B. FTT=2 (RAID-1 Mirroring)
  E. FTT=2 (RAID-6 Erasure Coding)

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  Explanation/Reference:

  An all-flash vSAN ESA cluster with four nodes can satisfy the storage policies that require FTT=2 (RAID-1 Mirroring) or FTT=2 (RAID-6 Erasure Coding). These policies mean that the cluster can tolerate two host failures while maintaining data availability and redundancy. RAID-1 Mirroring creates three replicas of each object across different hosts, while RAID-6 Erasure Coding splits each object into four data segments and two parity segments across different hosts. Both policies require at least four hosts in the cluster to meet the FTT=2 requirement. The other options are not correct. An all-flash vSAN ESA cluster with four nodes cannot satisfy the storage policies that require FTT=3 (RAID-1 Mirroring) or FTT=1 (RAID-5 Erasure Coding). These policies mean that the cluster can tolerate three or one host failure respectively, but they require more or less hosts than four to do so. RAID-1 Mirroring with FTT=3 requires at least six hosts in the cluster to create four replicas of each object, while RAID-5 Erasure Coding with FTT=1 requires at least three hosts in the cluster to split each object into two data segments and one parity segment. References: vSAN Express Storage Architecture; RAID Configurations, FTT, and Host Requirements

• Question 55:

  A vSAN administrator needs to enable vSAN ESA.

  Which two requirements need to be met? (Choose two.)

  A. vSAN Build Your Own configuration
  B. vSAN Standard license
  C. vSAN Witness Appliance
  D. vSAN Advanced license
  E. vSAN ReadyNodes configuration
  B. vSAN Standard license
  E. vSAN ReadyNodes configuration

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  Explanation/Reference:

  To enable vSAN ESA, two requirements that need to be met are: vSAN Standard license or higher, and vSAN ReadyNodes configuration. vSAN Standard license or higher is required to use vSAN ESA, as it is a feature that is only available in vSAN 8.0 or later versions. vSAN ESA is an optional, alternative architecture to vSAN OSA that is designed to process and store data with higher efficiency, scalability, and performance. vSAN ReadyNodes configuration is required to use vSAN ESA, as it is a hardware configuration that is pre-configured, tested, and certified for VMware Hyper-Converged Infrastructure Software. Each vSAN ReadyNode is optimally configured for vSAN ESA with the required amount of CPU, memory, network, and storage NVMe devices. The other options are not correct. vSAN Build Your Own configuration is not supported for vSAN ESA, as it might not meet the hardware requirements or compatibility for vSAN ESA. vSAN Witness Appliance is not required to use vSAN ESA, as it is only needed for stretched cluster or two-node cluster configurations. References: vSAN Express Storage Architecture; vSAN ReadyNode Hardware Guidance

• Question 56:

  A vSAN administrator notices that the VMware Skyline Health: Network Latency Check reports indicate that three hosts are noncompliant.

  Which action should the vSAN administrator take?

  A. Immediately reboot the non-compliant hosts
  B. Check VMKNICs, uplinks, physical switches, and associated settings
  C. Rerun the VMware Skyline Health: vSAN Cluster Partition report
  D. Place the non-compliant hosts into an isolated network partition
  B. Check VMKNICs, uplinks, physical switches, and associated settings

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  Explanation/Reference:

  The correct answer is B, check VMKNICs, uplinks, physical switches, and associated settings. This is because the VMware Skyline Health: Network Latency Check reports the network latency between vSAN hosts and displays the network latency in real time. Failure indicates that the network latency is above the normal threshold, which can affect the performance and availability of vSAN. The network latency can be caused by various factors, such as misconfiguration, congestion, or errors in the network components. The vSAN administrator should check the VMKNICs, uplinks, physical switches, and associated settings for any issues and resolve them accordingly. The vSAN administrator can also use tools such as vmkping or esxtop to test the network connectivity and performance between hosts. The other options are incorrect for the following reasons: A, immediately reboot the non-compliant hosts, is incorrect because rebooting the non-compliant hosts is not a recommended action and can cause more disruption and data loss than resolving the network issue. Rebooting the hosts will also trigger a resynchronization of data across the cluster, which can affect the performance and availability of vSAN. C, rerun the VMware Skyline Health: vSAN Cluster Partition report, is incorrect because rerunning the VMware Skyline Health: vSAN Cluster Partition report will not help to resolve the network latency issue. The vSAN Cluster Partition report checks if there are any network partitions in the cluster that prevent communication between hosts. The network partition can be caused by network latency, but it is not the same as network latency. The vSAN administrator should first fix the network latency issue before checking for any network partitions. D, place the non-compliant hosts into an isolated network partition, is incorrect because placing the non-compliant hosts into an isolated network partition will not help to resolve the network latency issue. It will also cause more problemsfor vSAN, such as data inconsistency, reduced redundancy, and degraded performance. The vSAN administrator should avoid creating any network partitions in the cluster and ensure that all hosts can communicate with each other. References: VMware vSAN Specialist v2 Exam Preparation Guide, page 9 Network Health - Network Latency Check (2149511)

• Question 57:

  After a planned power outage, an administrator decided to restart the vSAN cluster manually.

  What is the correct sequence of steps for the administrator to follow after powering on the ESXi hosts?

  A. 1. Enable cluster member updates from vCenter Server only on one ESXi host. 2. Run the python reboot helper script only on one ESXi host to recover the cluster. 3. Exit all hosts from maintenance mode.
  B. 1. Exit all hosts from maintenance mode. 2. Run the python reboot helper script only on one ESXi host to recover the cluster. 3. Enable cluster member updates from vCenter Server on all ESXi hosts.
  C. 1. Exit all hosts from maintenance mode. 2. Enable cluster member updates from vCenter Server only on one ESXi host. 3. Run the python reboot helper script only on one ESXi host to recover the cluster.
  D. 1. Enable cluster member updates from vCenter Server on all ESXi hosts. 2. Run the python reboot helper script on all ESXi hosts to recover the cluster. 3. Exit all hosts from maintenance mode.
  A. 1. Enable cluster member updates from vCenter Server only on one ESXi host. 2. Run the python reboot helper script only on one ESXi host to recover the cluster. 3. Exit all hosts from maintenance mode.

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  Explanation/Reference:

  This is the sequence of steps recommended by VMware for manually restarting the vSAN cluster after a planned power outage. The steps are as follows: Enable cluster member updates from vCenter Server only on one ESXi host. This will allow the host to receive the latest cluster membership information from vCenter Server and avoid any conflicts or inconsistencies with other hosts. The command to enable cluster member updates is esxcfg-advcfg -s 1 /VSAN/IgnoreClusterMemberListUpdates. Run the python reboot helper script only on one ESXi host to recover the cluster. This will prepare the cluster for a manual restart by partitioning the cluster and ensuring that all hosts have consistent metadata. The command to run the python reboot helper script is python /usr/lib/vmware/vsan/bin/reboot_helper.py prepare. Exit all hosts from maintenance mode. This will allow the hosts to resume normal operations and join the vSAN cluster. The command to exit maintenance mode is esxcli system maintenanceMode set -e false. The other options are incorrect for the following reasons: B, exit all hosts from maintenance mode, run the python reboot helper script only on one ESXi host to recover the cluster, and enable cluster member updates from vCenter Server on all ESXi hosts, is incorrect because exiting all hosts from maintenance mode before running the python reboot helper script can cause data inconsistency or corruption, as the hosts may not have the latest metadata or cluster membership information. Enabling cluster member updates from vCenter Server on all ESXi hosts is also unnecessary and can cause conflicts or inconsistencies with other hosts. C, exit all hosts from maintenance mode, enable cluster member updates from vCenter Server only on one ESXi host, and run the python reboot helper script only on one ESXi host to recover the cluster, is incorrect because exiting all hosts from maintenance mode before running the python reboot helper script can cause data inconsistency or corruption, as the hosts may not have the latest metadata or cluster membership information. D, enable cluster member updates from vCenter Server on all ESXi hosts, run the python reboot helper script on all ESXi hosts to recover the cluster, and exit all hosts from maintenance mode, is incorrect because enabling cluster member updates from vCenter Server on all ESXi hosts is unnecessary and can causeconflicts or inconsistencies with other hosts. Running the python reboot helper script on all ESXi hosts concurrently can also cause a race condition that can result in unexpected outcomes. References: Manually Shut Down and Restart the vSAN Cluster Restart the vSAN Cluster

• Question 58:

  A vSAN administrator has an existing cluster where each ESXi host has the following:

  Disk group #1 with one cache device and three capacity devices. Disk group #2 with one cache device and two capacity devices.

  What must the vSAN administrator do to expand disk group #2 to have three capacity devices?

  A. Create a new disk group with a single capacity device and then migrate the existing capacity devices
  B. Add the new capacity device to the disk group and vSAN will automatically rebalance
  C. Put the entire ESXi host in maintenance mode, evacuate all data, then add the new capacity device
  D. Put the disk group in maintenance mode, evacuate all data, then add the new capacity device
  B. Add the new capacity device to the disk group and vSAN will automatically rebalance

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  Explanation/Reference:

  To expand disk group #2 to have three capacity devices, the vSAN administrator should add the new capacity device to the disk group and vSAN will automatically rebalance. This action allows the administrator to increase the storage capacity of the disk group without disrupting any ongoing operations or evacuating any data. vSAN will automatically distribute data across all devices in the disk group to balance performance and utilization. The other options are not correct. Creating a new disk group with a single capacity device and then migrating the existing capacity devices is not necessary, as it would require more steps and resources than adding a device to an existing disk group. Putting the entire ESXi host or the disk group in maintenance mode and evacuating all data is not required, as it would cause downtime and data movement that could be avoided by adding a device to an existing disk group. References: Add Devices to the Disk Group; Expanding a vSAN Cluster

• Question 59:

  A vSAN administrator is planning to deploy a new vSAN cluster with these requirements:

  Physical adapters share capacity among several traffic types Guaranteed bandwidth for vSAN during bandwidth contention Enhanced security

  Which two actions should be taken to configure the new vSAN cluster to meet these requirements? (Choose two.)

  A. Create static routes between the vSAN hosts
  B. Use IOPS Limit rules in storaqe policies
  C. Utilize Network I/O Control
  D. Enable jumbo frames
  E. Isolate vSAN traffic in a VLAN
  C. Utilize Network I/O Control
  E. Isolate vSAN traffic in a VLAN

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  Explanation/Reference:

  Utilizing Network I/O Control and isolating vSAN traffic in a VLAN are the two actions that should be taken to configure the new vSAN cluster to meet the requirements. Network I/O Control allows the vSAN administrator to create network resource poolsand assign bandwidth shares or reservations to different traffic types, such as vSAN, vMotion, or management. This ensures that vSAN traffic has guaranteed bandwidth during contention and can achieve better performance and availability. Isolating vSAN traffic in a VLAN enhances the security of the cluster by preventing unauthorized access or interference from other network segments. It also simplifies the network configuration and management by reducing the broadcast domain and avoiding IP address conflicts. Creating static routes between the vSAN hosts, using IOPS Limit rules in storage policies, and enabling jumbo frames are not necessary or recommended actions for this scenario. Static routes are not required for vSAN communication, as vSAN uses multicast or unicast depending on the version and configuration. IOPS Limit rules are used to limit the IOPS allocated to an object, which can degrade the performance and latency of the application. Jumbo frames can improve the network efficiency and throughput, but they are not mandatory for vSAN and require consistent configuration across all network devices. References: Network I/O Control vSAN Network Design Guide

• Question 60:

  A vSAN administrator has a cluster configured with a Storage Pool that was moved to a new physical DC.

  Upon checking on the vSAN cluster health status, one of the ESXi hosts has two storage devices in a degraded state and must be replaced.

  What must the vSAN administrator do to restore the health of the vSAN cluster with minimum risk?

  A. Remove the host from ySAN configuration, replace the faulty disks, re-create the storage pool
  B. Remove the entire storage pool, install the new devices, re-create the storage pool
  C. Remove the host from the cluster, replace the faulty disks, re-add the host to the cluster
  D. Remove the devices from the storage pool, replace the storage devices, claim the new devices in vSAN
  D. Remove the devices from the storage pool, replace the storage devices, claim the new devices in vSAN

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  Explanation/Reference:

  To restore the health of the vSAN cluster with minimum risk, the vSAN administrator must remove the devices from the storage pool, replace the storage devices, and claim the new devices in vSAN. This is because removing and replacing devices in a storage pool does not affect the availability or performance of the objects stored in that pool. The storage pool automatically rebalances the objects across the remaining devices in the pool when a device is removed, and distributes the objects across the new devices when they are added. This process is faster and safer than removing and re-adding a host to the cluster, which requires resynchronization of all objects on that host4 References:

  4:

  VMware vSphere Storage Guide, page 133 : VMware vSAN Design and Sizing Guide, page 38