VMware 5V0-22.21 Practice Test - Questions Answers, Page 15

This option will ensure that the virtual machines remain accessible while the cluster is powered down, while also maintaining data integrity. This option will also ensure that no data is migrated during the power down procedure. Reference: https://docs.vmware.com/en/VMwarevSphere/7.0/com.vmware.vsphere.virtualsan.doc/GUID-3B072C2A-FBC7-475E-9E4A- 2B4D4B8A4F0D.html

The vSAN administrator must perform an immediate upgrade of the on-disk format. This status indicates that the vSAN on-disk format version is lower than the expected version. This could be caused by an incompatible version of the vSAN software or may be due to a failed upgrade attempt.

In order to address this issue, the vSAN administrator must perform an immediate upgrade of the ondisk format. Reference: https://docs.vmware.com/en/VMwarevSphere/7.0/com.vmware.vsphere.virtualsan.doc/GUID-59CD08C1-8C18-4DA3-A2CBC7B6C912D739. html

TRIM/UNMAP is an administrative process that reclaims disk space by deleting unused blocks from the vSAN datastore. This process is often used when a virtual machine is deleted, as it ensures that the disk space is properly released for other operations. Reference:

https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.virtualsan.doc/GUIDF2D2E2A2-2C0D-4A65-A9F1-E14C7D3F3B55.html

Reserves space in case of single host failure. Enabling vSAN operations reserve helps ensure that there is enough capacity available in the vSAN datastore to handle a single host failure. This provides a safeguard against data loss in the event of a host failure, as the vSAN datastore will have the capacity to continue to operate, even if a single host fails. Reference:

https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.virtualsan.doc/GUID-8D0F3845-6B7C-4477-B8D1-2C1B3C9D0E0C.html

If a single disk in a vSAN disk group suffers from an unrecoverable hardware failure, vSAN will mark all disks in the group with a Permanent disk loss status. This is because vSAN uses a technique called "failure domains" to ensure data availability and protect against data loss. A failure domain is a group of disks that are considered a single point of failure. If a disk in a failure domain fails, all other disks in that failure domain are also considered failed. This is to protect against further data loss in the event of a second failure in the same failure domain.

Reference:

VMware vSAN 6.7 Documentation > vSAN > vSAN Operations > Managing vSAN > Understanding and Managing Failure Domains in vSAN VMware vSAN 6.7 Documentation > vSAN > vSAN Operations > Managing vSAN > Understanding Health and Performance > Understanding Disk Group Health

The two considerations that an architect should make when designing a HCI Mesh solution with VMware vSAN and VMware vSphere High Availability (HA) are A and B. According to the VMware vSAN HCI Mesh Design and Deployment Guide [1], if vSphere HA is to work with HCI Mesh [1], both Datastore with All Paths Down (APD) and Datastore with Permanent Device Loss (PDL) must be configured to Power off and restart VMs. Additionally, the guide states that a minimum of three nodes are required within the client cluster for vSphere HA to work. A server vSAN cluster can serve its local datastore up to five client vSAN clusters, and a client cluster can mount up to ten remote datastores from one or more vSAN server clusters.

The correct configuration that the administrator should apply to complete this installation is C.

According to the VMware vSphere Lifecycle Manager Administration Guide [1], the quick boot setting in the host remediation settings for the images should be enabled in order to quickly apply the patch to the hosts. Quick boot is a feature that allows the host to restart with minimal downtime, and it allows the patch to be applied faster than if the host had to be restarted from the beginning.

Disabling the hardware compatibility check and disabling HA admission control are not necessary and will not speed up the patching process.

[1] https://docs.vmware.com/en/VMware-vSphere/7.0/vsphere-esxi-vcenter-server-70-lifecyclemanager-administration-guide.pdf

In order for firmware addons to be available, the administrator must first deploy the server vendor Hardware Support Manager (HSM) and import the appropriate server vendor bundle. This is explained in detail in the VMware documentation, specifically in the section titled "Deploy the Hardware Support Manager" in the "Using vSphere Lifecycle Manager" document.