5V0-21.19 Practice Exam Free – 50 Questions to Simulate the Real Exam
Are you getting ready for the 5V0-21.19 certification? Take your preparation to the next level with our 5V0-21.19 Practice Exam Free – a carefully designed set of 50 realistic exam-style questions to help you evaluate your knowledge and boost your confidence.
Using a 5V0-21.19 practice exam free is one of the best ways to:
- Experience the format and difficulty of the real exam
- Identify your strengths and focus on weak areas
- Improve your test-taking speed and accuracy
Below, you will find 50 realistic 5V0-21.19 practice exam free questions covering key exam topics. Each question reflects the structure and challenge of the actual exam.
Refer to the exhibit.A vSAN cluster has recently prompted an online health alarm. What can the system administrator do to resolve the issue?
A. Disable Customer Experience Improvement Program feature.
B. Upgrade the ESXi host.
C. Suppress warning on the alarm.
D. Move VMs on affected host to other host(s).
Which two VMware vSphere command-line interface utilities allow an administrator to project the impact of a host failure upon cluster resources? (Choose two.)
A. vdq
B. rvc
C. esxtop
D. esxcli
E. dcui
In stretched clusters, what is a benefit of implementing a virtual witness rather than a physical witness?
A. Reduced vSphere licensing
B. Shared metadata between separate clusters
C. Increased vSAN datastore capacity
D. Increased compute for running VMs
In a 10-node hybrid vSAN cluster, each node has seven 4TB magnetic disks and one 2TB SSD. What is the raw storage capacity of the vSAN datastore?
A. 140TB
B. 150TB
C. 280 TB
D. 300 TB
Refer to the red question mark in the exhibit.Which VMware solution provides automated interoperability to failover and re-protect VMs from Site A to Site B, and Site B to Site A?
A. vSphere Integrated Containers
B. NSX SD-WAN by VeloCloud
C. vRealize Operations
D. Site Recovery Manager
End-users are complaining that an application running on an all-flash vSAN datastore is not performing well. Which performance chart should an administrator view to troubleshoot this issue?
A. Recovery Write IOPS
B. Resync Latency
C. Read Cache Read IOPS
D. Write Buffer Free Percentage
The cluster level backend IOPS performance graph shows a higher-than-average number of IOPS. What is a possible reason for this?
A. Data resynchronizations
B. Low volume of vSAN vital memory pools
C. DRS invoking multiple vMotion migrations
D. Destaging congestion
What is the purpose of slack space in vSAN?
A. Increases overall vSAN capacity
B. Allows for maintenance and failure operations
C. Stores vSphere HA heartbeats
D. Provides vSAN analytic data
An administrator is configuring vSAN Encryption on an existing hybrid cluster. During the configuration, the administrator is unable to see any information for the Key Management Server (KMS) cluster in the dropdown menu. What is necessary for the KMS cluster options to populate?
A. vSAN encryption requires all-flash configurations.
B. vSAN encryption needs to be enabled during the creation of a new vSAN cluster.
C. The Key Management Server needs to be added to vCenter.
D. vSAN encryption is enabled at the VM level by storage policies.
An administrator wishes to prevent notifications of vSAN Health status during a scheduled maintenance window. What can be done to achieve this?
A. Disable SNMP service
B. Disable the performance service
C. Run performance diagnostics prior to scheduled maintenance
D. Silence the alert from the HTML client
What are two purposes of a vSAN storage policy? (Choose two.)
A. Determine how storage objects are provisioned
B. Determine vSAN encryption level
C. Guarantee the required level of service
D. Enable deduplication and compression
E. Enable TRIM/UNMAP
A vSAN administrator is designing a new all-flash vSAN cluster. The cluster will host read intensive applications. Which factor should be included in the design to improve read performance?
A. Multiple disk groups
B. Large capacity disks
C. Large cache disks
D. Large controller cache
Where are the performance metrics for Write Buffer Free percentage located?
A. host level vSAN performance metrics
B. vSAN capacity graphs
C. vSAN Health Check
D. cluster level vSAN performance metrics
An ESXi host is being re-purposed from a 4-node cluster. The default policy is in use and storage utilization is low. Which maintenance mode should be used to avoid storage policy non-compliance?
A. Ensure accessibility
B. No data migration
C. Proactive rebalance
D. Full data migration
When should an administrator enable Resynchronization Throttling?
A. when a host fails to exit maintenance mode
B. when vSAN host CPU utilization is above 80%
C. when directed by VMware Global Support Services
D. when vSAN datastore free space is less than 20%
The data on a failed disk group is being rebuilt on other disk groups. Negative performance impact to VMs is being reported. What can be used to reduce the negative performance impact on the VMs?
A. resync throttling
B. maintenance mode
C. proactive rebalance
D. disk group data evacuation
The vSphere Client reports that the state of some components stored on the vSAN datastore are in the Reconfiguring state. What causes components to enter this state?
A. The cluster is recovering from a vSAN failure.
B. A host in the cluster enters maintenance mode.
C. The storage policy associated with the components is changed or modified.
D. Additional storage capacity is added to the cluster.
Which solution is used to apply upgrades to a vSAN cluster?
A. VMware vRealize Operations Manager
B. VMware Update Manager
C. VMware vRealize Automation
D. VMware Lifecycle Manager
What are two reasons why a vCenter UI can show a Noncompliant status for a VM storage object? (Choose two.)
A. The object is no longer fully compliant with the associated storage policy.
B. A storage hardware failure has caused permanent data loss for the object.
C. The VM storage compliance alarm has been triggered for that object.
D. The object is not associated with a guest VM.
E. The object is not associated with a storage policy.
A host in a vSAN cluster has the following VMware Compatibility Guide approved disks: -3 solid state devices (SSD) used for cache -12 magnetic drivers (HDD) used for capacity Which two options are valid disk group configurations? (Choose two.)
A. 1 Disk Group with 2 SSD and 6 HDD
B. 1 Disk Group with 3 SSD and 12 HDD
C. 2 Disk Groups with 1 SSD and 6 HDD each
D. 3 Disk Groups with 1 SSD and 4 HDD each
E. 4 Disk Groups with 3 HDD each
A vSAN administrator is building a new vSAN cluster and each host only has two physical uplinks configured in a team. What can the administrator use to ensure vSAN receives the necessary bandwidth while maintaining high availability?
A. Route based on IP hash
B. A dedicated uplink for vSAN traffic
C. Shared uplinks for all traffic
D. Network I/O control
Which two object space reservation choices are available when deduplication and compression are enabled? (Choose two.)
A. thin provisioning
B. 25% reservation
C. thick provisioning
D. 50% reservation
E. 75% reservation
A system administrator running a 6-node cluster is trying to enable the deduplication and compression feature. During the process of switching it on, the General vSAN error occurs. What is the possible reason the General vSAN error occurred?
A. Force provisioning setting is required.
B. The cluster is a hybrid environment.
C. Storage policies require FTT=1.
D. The cluster is an all-flash environment.
An organization is no longer compliant with security requirements because a vSphere administrator disabled encryption on a vSAN cluster. Which vCenter Server role ensures only authorized vSphere administrators have access to encryption functionality?
A. Administrator
B. Read-only
C. No cryptography administrator
D. No access
A company implements a vSAN environment with linked clone virtual desktops and homogeneous desktop operating systems. During the last three months, users have experienced intermittent high latency, degraded performance, and lockout from desktops. Which two methods should an administrator use to monitor and respond to the issues? (Choose two.)
A. vRealize Log Insight
B. vRealize Automation
C. Live Optics
D. HCIBench
E. vRealize Operations Manager
The Resyncing Objects view in the vCenter UI reports that some objects are currently resyncing. Which two actions would cause the objects to resync? (Choose two).
A. A change to the storage policy is applied to the objects.
B. A VM snapshot is being deleted.
C. An ongoing vMotion operation is moving a VM between hosts in the cluster.
D. A host failure occurs in the cluster.
E. HA Virtual Machine Monitoring forced a VM to reboot.
A new vSAN cluster needs to run 900 VMs and protect against one failure. What is the minimum number of nodes needed to meet the requirement?
A. 3
B. 4
C. 5
D. 6
An administrator has discovered that space utilized by VMs does not decrease after deleting files and folders within the VMs. The administrator needs to be able to reclaim this space. Which action could the administrator perform to accomplish this task?
A. Enable Storage I/O Control.
B. Enable TRIM/UNMAP for the vSAN cluster.
C. Reboot the VM to recreate the swap file.
D. Assign a storage policy with thin provisioning.
An administrator is planning to deploy a new vSAN cluster with these requirements: -Physical adapters will share capacity among several traffic types -Guaranteed bandwidth for vSAN during bandwidth contention -Enhanced security and performance What must be considered when configuring the new vSAN cluster?
A. Isolate traffic in a VLAN and utilize Network I/O Control
B. Utilize IOPS Limit rules in storage policies
C. Utilize jumbo frames with Network I/O Control
D. Implement vSphere I/O filters
What is the maximum network latency round-trip time (RTT) requirement for vSAN stretched clusters from data site to data site?
A. 5ms
B. 10ms
C. 100ms
D. 200ms
When using vSAN Encryption, where does the Key Encryption Key persistently reside?
A. in /etc/vmware/ssl on each vSAN host
B. in the KMS server
C. in a VM configuration file on vSAN
D. in the vCenter Server cache
Which vSAN Health Check category is viewed to confirm supported storage controller drivers are in use across all hosts in the cluster?
A. Capacity view
B. Device mapping
C. vSAN Build Recommendations
D. Hardware compatibility
vSAN is configured with a storage policy with a Failures To Tolerate (FTT) set to three. What is the minimum number of hosts required in this vSAN cluster?
A. 4
B. 5
C. 6
D. 7
The vSAN host memory needs to be replaced and the entire operation is expected to take 90-120 minutes. Which vSAN advanced setting can be adjusted to avoid rebuild operations during the host hardware maintenance?
A. Site Read Locality
B. Forced Provisioning
C. Object Repair Timer
D. Thin Swap
Which two pre-checks should be taken prior to starting a vSAN upgrade? (Choose two.)
A. disable deduplication/compression
B. upgrade VMware Tools
C. verify vSAN Health
D. upgrade vCenter Server
E. upgrade virtual hardware
Which two vSAN Health Check items are included for vSphere Update Manager integration? (Choose two.)
A. vSAN build recommendation
B. vSAN object health
C. Online health connectivity
D. vSAN release catalog up-to-date
E. Performance data collection
The objects on a 4-node vSAN cluster are assigned a RAID-5 policy. A network outage occurs causing host one to lose connectivity with the rest of the cluster. Seventy-five minutes elapse. What is the health state of the objects?
A. Reduced availability with no rebuild
B. Reduced availability with no rebuild “” delay timer
C. Non-availability related incompliance [non-compliance]
D. Reduced availability
What is a mandatory requirement for a vSAN stretched cluster?
A. Two witness hosts protected by vSphere Fault Tolerance
B. Minimum of two guaranteed lines of 10Gbps bandwidth
C. vSphere Replication configured between the data sites
D. Latency between data sites must be less than or equal to 5ms
How do vSAN fault domains relate to vSAN component placement?
A. Storage policies are inherited by vSAN fault domains.
B. vSAN objects only exist in a single vSAN fault domain.
C. The number of vSAN fault domains determines the number of components of an object.
D. Storage policies use vSAN fault domains for component placement.
Refer to the exhibit.In a 2-node vSAN environment, a storage administrator has setup a vSAN storage policy. When the stripe width is changed to three, what is the approximate component size of each replica marked in red?
A. 33GB
B. 50GB
C. 66GB
D. 100GB
A storage policy has these rules: ✑ Site disaster tolerance: None - standard cluster ✑ Failures To Tolerance: 2 failures - RAID-1 (Mirroring) What is the minimum number of hosts required to comply with this storage policy?
A. 3
B. 4
C. 5
D. 6
A vSAN all-flash environment with these host specifications has reported high network latency, write latency, and faces degraded performance: ✑ One 1Gbps (vSAN, vMotion Traffic) ✑ One 1Gbps (Management, Fault Tolerance traffic) Based on the specifications of each host, what is recommended to resolve the issue?
A. collapse all traffic into one 1Gbps NIC
B. collapse all traffic shared under two 10Gbps NICs
C. change stripe width to 12
D. change MTU to 9000
Which type of encryption is used for the data encryption key on the vSAN datastore?
A. TLS 1.1
B. TLS 1.2
C. AES-XTS 256
D. AES-XTS 128
Refer to the exhibit.What is the minimum number of data nodes across all sites in a vSAN stretched cluster configuration with the above storage policy?
A. 4
B. 6
C. 8
D. 9
A vSAN administrator has three available racks and six vSAN hosts. What can a vSAN administrator use to protect against a rack failure while maximizing resources?
A. explicit fault domain
B. vSAN stretched cluster
C. 2-node configuration
D. RAID-6/FTT=2
What could cause a vSAN stretched cluster to fail?
A. 5ms round-trip time (RTT) between data sites
B. blocked UDP ports on the firewall between data sites
C. Layer 3 communication from the data sites to the witness site
D. static routes between the witness site and data site
Which two group types are used to determine capacity breakdown in a vSAN datastore? (Choose two.)
A. network
B. CPU
C. data
D. memory
E. object
A 100GB virtual disk object has this storage policy assigned to it: ✑ Site disaster tolerance: None "" standard cluster ✑ Failures To Tolerate: 1 failure "" RAID-1 (Mirroring) ✑ Number of disk stripes per object: 1 What is the maximum amount of raw vSAN storage capacity consumed by the virtual disk?
A. 100GB
B. 133GB
C. 200 GB
D. 255GB
How are components marked on a capacity device that is inaccessible?
A. reduced availability
B. active-stale
C. degraded
D. absent
A vSAN 5-node cluster has two sets of VMs, each associated with a separate storage policy. -Group A (Storage Policy: FTT=0) -Group B (Storage Policy: FTT=2) What are two possible results when two hosts in the vSAN cluster fail permanently? (Choose two.)
A. VMs in Group B will become inaccessible if a third host permanently fails.
B. vSAN will rebuild data associated with Group A.
C. VMs in Group A might experience data inaccessibility.
D. VMs in Goup B might experience data loss.
E. A host can be put into maintenance mode without impacting VMs in either Group A or B.
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