View Full VMware 2V0-16.25 Exam Dumps and Practice Test Dumps

 

Question 101

Which vSphere feature provides continuous availability by maintaining a secondary VM?

1. Storage DRS
2. vMotion
3. DRS
4. Fault Tolerance

Correct Answer: 4

Explanation:

vSphere Fault Tolerance maintains a secondary instance of a protected virtual machine on another ESXi host. The secondary instance receives synchronized execution information from the primary VM so that it can continue running if the primary host experiences a failure. This approach is different from vSphere HA, which normally restarts affected VMs after detecting a host failure. Fault Tolerance is intended for workloads requiring stronger availability protection, although supported VM sizes, configurations, and infrastructure requirements apply. Storage DRS handles storage placement, vMotion performs live migration, and DRS manages compute placement. Therefore, Fault Tolerance provides the described continuous availability capability.

Question 102

What does an ESXi host’s management VMkernel interface provide?

1. Guest application storage
2. Administrative network connectivity
3. Virtual disk snapshots
4. Physical CPU scheduling

Correct Answer: 2

Explanation:

The management VMkernel interface provides network connectivity for administrative communication with an ESXi host. It can support communication with vCenter Server and other management infrastructure depending on the environment’s configuration. The VMkernel networking layer is separate from virtual network adapters used inside guest operating systems. Storage operations, snapshots, and CPU scheduling are handled by different components and services. Administrators should ensure that the management interface has appropriate connectivity, addressing, and security controls. Proper management networking is fundamental because many host administration and monitoring operations depend on reliable communication with the ESXi host.

Question 103

Which feature helps distribute storage I/O across datastores?

1. Storage DRS
2. vSphere HA
3. EVC
4. Host Profiles

Correct Answer: 1

Explanation:

Storage DRS helps manage virtual machine storage placement across datastores within a datastore cluster. It can consider space utilization and storage I/O metrics when making recommendations or performing automated placement operations, depending on configuration. This can help administrators balance storage resources and reduce the likelihood that workloads become concentrated on a particular datastore. vSphere HA addresses virtual machine recovery, EVC addresses processor compatibility, and Host Profiles address ESXi configuration consistency. Storage DRS therefore provides the functionality most directly associated with balancing virtual machine storage placement and storage-related resource utilization.

Question 104

What is the purpose of a VM snapshot?

1. To increase physical RAM
2. To create a Fibre Channel zone
3. To capture a point-in-time VM state
4. To configure a physical NIC

Correct Answer: 3

Explanation:

A virtual machine snapshot captures the state of a VM at a particular point in time. It can preserve information about the virtual machine’s disk state and, when configured appropriately, its memory state. Snapshots are useful for short-term operational tasks such as testing or certain maintenance activities, but they are not intended to replace conventional backups. Long-lived or excessive snapshots can consume datastore space and may affect storage performance. Administrators should monitor snapshot usage and remove unnecessary snapshots according to operational procedures. Therefore, capturing a point-in-time virtual machine state is the primary purpose of a snapshot.

Question 105

Which vSphere capability helps standardize ESXi host settings?

1. Storage vMotion
2. Fault Tolerance
3. Host Profiles
4. VM Monitoring

Correct Answer: 3

Explanation:

Host Profiles provide a mechanism for capturing and applying standardized ESXi host configuration settings. They can help administrators maintain consistency across hosts by defining desired configurations for supported networking, security, storage, system, and other settings. Compliance checks can also identify deviations between a host’s current state and the desired profile. Storage vMotion handles storage migration, Fault Tolerance protects supported virtual machines, and VM Monitoring focuses on virtual machine availability conditions. Host Profiles are therefore particularly useful when an environment contains multiple ESXi hosts that should follow a consistent configuration baseline.

Question 106

Which resource control establishes a guaranteed minimum CPU allocation?

1. Limit
2. Reservation
3. Shares
4. Affinity

Correct Answer: 2

Explanation:

A CPU reservation establishes a minimum amount of CPU resource that should be available to a virtual machine or other resource consumer. This is different from a limit, which establishes a maximum, and shares, which determine relative priority when competing workloads experience contention. Affinity settings address workload placement rather than directly guaranteeing CPU capacity. Reservations should be sized carefully because they consume part of the cluster’s available capacity for resource-management purposes. When a workload has a known minimum processing requirement that must be protected from contention, a CPU reservation can be used to express that requirement within the vSphere resource hierarchy.

Question 107

Which component connects an ESXi host to an Ethernet physical network?

1. Uplink
2. Snapshot
3. Datastore cluster
4. Resource pool

Correct Answer: 1

Explanation:

An uplink provides the connection between a virtual switch and a physical network adapter on an ESXi host. Through this connection, virtual machine traffic and applicable host networking traffic can reach the physical Ethernet network. Virtual switches may have multiple uplinks, allowing administrators to configure redundancy and traffic distribution. A snapshot represents a VM point-in-time state, a datastore cluster groups storage resources, and a resource pool organizes compute resources. Uplinks therefore form an essential part of the connection between virtual networking components and the physical network infrastructure.

Question 108

Which storage protocol provides block access using an IP network?

1. NFS
2. HTTP
3. iSCSI
4. SMB

Correct Answer: 3

Explanation:

iSCSI provides block-level storage access by transporting SCSI commands over an IP network. ESXi hosts can use iSCSI storage for supported datastore configurations and virtual machine workloads. The host communicates with an iSCSI target through an initiator, with networking and storage configuration determining how the connection is established. NFS and SMB are file-oriented technologies, while HTTP is a general application protocol rather than the standard mechanism for presenting block storage to ESXi. iSCSI is therefore the appropriate answer when the requirement is block storage connectivity delivered through an IP-based network.

Question 109

What does a DRS affinity rule encourage?

1. Separate storage paths
2. Different VLAN assignments
3. Same-host placement for selected VMs
4. Independent user authentication

Correct Answer: 3

Explanation:

A DRS affinity rule can encourage selected virtual machines to run together on the same ESXi host. This may be useful for workloads whose components benefit from close placement or where administrators have a particular application architecture requirement. An anti-affinity rule provides the opposite placement preference by encouraging selected VMs to run on different hosts. DRS placement rules operate at the compute layer and do not directly configure VLANs, storage paths, or authentication. Therefore, same-host placement for selected virtual machines is the behavior associated with an affinity rule.

Question 110

Which component provides storage capacity for VM files?

1. Port group
2. VMkernel adapter
3. Resource pool
4. Datastore

Correct Answer: 4

Explanation:

A datastore provides storage capacity for virtual machine files, including virtual disks, configuration files, logs, and other related components. Datastores can use different underlying storage technologies, such as VMFS or NFS, depending on the environment. A port group provides logical network connectivity, a VMkernel adapter supports host-level networking services, and a resource pool organizes CPU and memory resources. Selecting appropriate datastore capacity and performance is important because virtual machines depend on reliable access to their storage. Therefore, the datastore is the vSphere object specifically responsible for providing storage space for VM files.

Question 111

Which feature can restart a VM after an ESXi host failure?

1. vSphere HA
2. Storage I/O Control
3. EVC
4. SPBM

Correct Answer: 1

Explanation:

vSphere High Availability provides automated virtual machine recovery following certain ESXi host failures. When HA detects that a host has failed, protected virtual machines can be restarted on surviving hosts in the cluster, provided sufficient resources and appropriate admission-control conditions exist. This recovery model differs from Fault Tolerance, which maintains a secondary execution instance for supported workloads. Storage I/O Control manages storage resource contention, EVC handles processor compatibility, and SPBM manages storage policy requirements. vSphere HA is therefore the feature directly responsible for restarting affected virtual machines after a host failure.

Question 112

What does a VLAN primarily identify within virtual networking?

1. CPU scheduling class
2. Logical network segment
3. Storage performance tier
4. VM hardware version

Correct Answer: 2

Explanation:

A VLAN identifies a logical network segment within Ethernet networking. In vSphere, VLAN settings can be associated with port groups so that virtual machines communicate through the intended network segment. VLAN-based segmentation allows multiple logical networks to use shared physical infrastructure while maintaining separation between broadcast domains. CPU scheduling classes, storage performance tiers, and virtual hardware versions are unrelated to VLAN identification. Correct VLAN configuration generally requires coordination between the vSphere networking configuration and the physical switching environment. Therefore, a logical network segment is the primary concept represented by a VLAN.

Question 113

Which feature manages reusable virtual appliance content?

1. Resource Pool
2. Host Profile
3. Content Library
4. VMkernel

Correct Answer: 3

Explanation:

A Content Library provides centralized management of reusable content such as virtual machine templates, virtual appliances, and other supported files. It can simplify deployment by allowing standardized content to be maintained and distributed rather than recreated manually for every deployment. Resource pools manage compute resources, Host Profiles standardize ESXi host configuration, and VMkernel interfaces provide host-level networking. Content Libraries can therefore support consistent provisioning practices across a vSphere environment. Their purpose is centered on managing reusable virtual infrastructure content rather than controlling host networking or compute allocation.

Question 114

Which setting can restrict the maximum memory available to a VM?

1. Memory limit
2. Memory reservation
3. Memory share
4. DRS affinity

Correct Answer: 1

Explanation:

A memory limit establishes the maximum amount of memory resource that a virtual machine can consume according to the configured resource-management settings. A reservation establishes a minimum guaranteed amount, while shares determine relative priority when workloads compete for available resources. DRS affinity controls VM placement and does not directly impose a memory ceiling. Administrators should use limits carefully because setting them too low can prevent a virtual machine from using available memory capacity and may negatively affect workload performance. Therefore, when the requirement is to establish an upper boundary for memory consumption, a memory limit is the appropriate control.

Question 115

Which component provides a VM with virtualized storage hardware?

1. Virtual disk
2. Physical HBA
3. NTP server
4. Distributed switch

Correct Answer: 1

Explanation:

A virtual disk provides storage to the guest operating system as virtualized disk hardware. The virtual disk is backed by storage located on a datastore and is presented to the guest through the VM’s virtual hardware configuration. The physical HBA provides host connectivity to certain storage infrastructures, an NTP server provides time synchronization, and a distributed switch provides virtual networking. Virtual disks can use different provisioning approaches and can be managed through various storage operations. Therefore, the virtual disk is the component that directly provides virtualized storage hardware to a guest operating system.

Question 116

Which vSphere feature can balance workloads across hosts using CPU and memory conditions?

1. Storage DRS
2. DRS
3. Storage I/O Control
4. SPBM

Correct Answer: 2

Explanation:

vSphere Distributed Resource Scheduler, or DRS, evaluates CPU and memory resource conditions within a cluster and can recommend or perform VM migrations according to its configured automation level. Its goal is to improve workload placement and resource utilization across participating ESXi hosts. Storage DRS focuses on datastore placement and storage balancing, while Storage I/O Control manages storage I/O contention. SPBM defines and monitors storage requirements. DRS therefore provides the cluster-level compute resource management capability that can rebalance virtual machines according to CPU and memory conditions.

Question 117

Which component is used to connect ESXi to Fibre Channel storage?

1. Fibre Channel HBA
2. Virtual NIC
3. VMkernel router
4. Resource pool

Correct Answer: 1

Explanation:

A Fibre Channel Host Bus Adapter provides the physical interface required for an ESXi host to communicate with Fibre Channel storage infrastructure. The HBA connects into the Fibre Channel fabric, where zoning and storage presentation determine which storage resources the host can access. A virtual NIC provides Ethernet connectivity to a virtual machine, a VMkernel networking configuration supports host services, and a resource pool manages compute resources. Fibre Channel storage environments require appropriate adapter, fabric, and array configuration. Thus, the Fibre Channel HBA is the component directly associated with connecting ESXi to Fibre Channel storage.

Question 118

What does EVC establish among compatible hosts?

1. Common CPU feature baseline
2. Shared datastore namespace
3. Identical VLAN identifiers
4. Common storage policy

Correct Answer: 1

Explanation:

Enhanced vMotion Compatibility establishes a common CPU feature baseline that can be presented to virtual machines within a compatible cluster. This can facilitate migration between hosts with different generations of compatible processors by masking certain newer CPU features and presenting a consistent baseline. EVC does not create a shared datastore namespace, assign VLAN identifiers, or define storage policies. Administrators should select an EVC baseline that is supported by the processors in the cluster and appropriate for the workloads. Therefore, a common CPU feature baseline is the central purpose of EVC.

Question 119

Which vSphere capability records administrative activities and system changes?

1. Events
2. Datastore clusters
3. Resource pools
4. Port groups

Correct Answer: 1

Explanation:

vSphere events provide records of activities and conditions associated with inventory objects and infrastructure operations. Administrators can review events to investigate configuration changes, user actions, system conditions, and other recorded occurrences. This information can be valuable during troubleshooting and operational review because it provides historical context. Datastore clusters organize storage, resource pools manage compute resources, and port groups provide logical network connectivity. Events therefore serve as an important source of operational information when administrators need to understand what actions or changes occurred within the vSphere environment.

Question 120

Which migration method moves a running VM between compatible ESXi hosts?

1. Storage vMotion
2. vMotion
3. Host Profile remediation
4. Content Library synchronization

Correct Answer: 2

Explanation:

vMotion performs live migration of a running virtual machine from one compatible ESXi host to another. During the migration, the VM remains powered on while its execution state is transferred to the destination host. This capability is useful for planned host maintenance, workload balancing, and infrastructure management while minimizing service interruption. Storage vMotion instead focuses on relocating virtual machine storage between datastores. Host Profile remediation changes host configuration, while Content Library synchronization manages reusable content. Therefore, vMotion is the appropriate migration mechanism when the primary requirement is moving a powered-on VM between compatible hosts.