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CCNA Vmware Vsphere Foundation Fundamentals Questions

25 of 100 questions · Page 2/2 · Vmware Vsphere Foundation Fundamentals · Answers revealed

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76
MCQmedium

An administrator needs to monitor CPU utilization trends across multiple virtual machines to determine if right-sizing is required. Which vSphere Foundation feature provides native performance charts, metrics collection, and historical reporting directly within the vCenter interface?

A.vSphere Trust Authority
B.vSphere Performance Charts
C.vSphere Fault Tolerance
D.Storage I/O Control (SIOC)
AnswerB

Performance charts in vCenter provide comprehensive metrics visualization for resource consumption and workload trends.

Why this answer

vCenter Performance Charts provide built-in real-time and historical monitoring metrics for CPU, memory, network, and storage utilization.

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77
MCQeasy

An administrator needs to deploy a standardized set of virtual machines across multiple vSphere clusters within a vSphere Foundation environment. Which vSphere feature should be used to ensure consistent deployment configurations and lifecycle management of these VM templates?

A.vSphere Lifecycle Manager (vLCM)
B.Storage Distributed Resource Scheduler (Storage DRS)
C.vSphere Auto Deploy
D.Content Library
AnswerD

Content Library provides centralized storage and synchronization of VM templates for consistent deployments.

Why this answer

Content Library is the native vSphere tool used to store and manage virtual machine templates, vApp templates, ISO images, and scripts across vCenter Server instances, ensuring consistent deployments.

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78
Multi-Selecthard

An administrator is configuring resource allocation and management settings for a resource pool hierarchy in a vSphere Foundation cluster. Which THREE rules or principles govern how shares, reservations, and limits operate within vSphere resource pools? (Choose three)

Select 3 answers
A.A resource pool reservation guarantees that a specific amount of CPU or memory is always available to the pool.
B.Shares assigned to a resource pool take precedence over explicit virtual machine reservations.
C.Child resource pools can borrow unreserved resources from their parent pool up to their configured limit.
D.Setting a resource pool limit disables all forms of memory overcommitment on child virtual machines.
E.Shares are only brought into effect when resource contention occurs on the ESXi host or cluster.
AnswersA, C, E

Reservations ensure minimum resource allocations even during periods of heavy contention.

Why this answer

Resource pool shares only apply when resource contention occurs. Reservations guarantee a minimum amount of CPU or memory, and child resource pools borrow unreserved resources from parent pools subject to their defined limits.

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79
MCQmedium

A vSphere administrator notices that a high-priority virtual machine is experiencing CPU contention on an eight-socket ESXi host. The virtual machine is configured with 16 vCPUs and the host has physical NUMA nodes containing 8 cores each. Which configuration step will best mitigate performance degradation caused by remote memory accesses?

A.Resize the virtual machine to 8 vCPUs to match the physical NUMA node size.
B.Configure CPU shares to High for the affected virtual machine.
C.Increase the reservation on the virtual machine's memory settings to maximum.
D.Enable hyperthreading globally on the ESXi host cluster.
AnswerA

Resizing the vCPU count to 8 ensures the VM fits within a single physical NUMA node.

Why this answer

Aligning the vCPU count of a virtual machine to fit within a single physical NUMA node (or multiples thereof) prevents wide NUMA spanning and reduces remote memory latency.

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80
MCQhard

An administrator is setting up encrypted vSphere vMotion across different vCenter domains in a vSphere Foundation environment. Which condition must be met to successfully establish an encrypted vMotion migration?

A.Both ESXi hosts must have access to vCenter Server to negotiate the encryption keys.
B.Both source and destination hosts must share the same physical subnet.
C.Storage vMotion must run simultaneously with compute vMotion.
D.The virtual machine must have hardware-accelerated encryption enabled in its BIOS settings.
AnswerA

Encrypted vMotion relies on vCenter to generate and distribute one-time cryptographic keys to both source and destination hosts during migration setup.

Why this answer

Encrypted vMotion requires both source and destination hosts to support vMotion encryption, and keys are negotiated using the vCenter server credentials or password tokens.

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81
Multi-Selecteasy

Which TWO options are primary benefits of using vSphere clusters?

Select 2 answers
A.Aggregation of resources into a single pool
B.Automatic failover and restart of VMs upon host failure
C.Reduction of physical network cable requirements
D.Automatic conversion of Windows servers to Linux
E.Hardware-level encryption of physical server CPUs
AnswersA, B

Clusters allow CPU and RAM to be managed as a aggregate pool.

Why this answer

Clusters provide the architectural framework for high availability and load balancing.

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82
Multi-Selecteasy

An administrator is preparing to install ESXi 9.0 in a vSphere Foundation environment. Which TWO hardware requirements must be verified before proceeding with the installation? (Choose two.)

Select 2 answers
A.The processor must support 64-bit x86 execution with hardware virtualization (Intel VT-x or AMD-V) enabled in the BIOS.
B.The system motherboard must contain an onboard Trusted Platform Module (TPM) version 1.1.
C.A minimum of 8 GB of physical RAM is required for standard ESXi deployment.
D.The graphics card must support DirectX 12 hardware acceleration.
E.The server must have at least four independent physical Fibre Channel HBAs installed.
AnswersA, C

Hardware virtualization support in the CPU/BIOS is mandatory for ESXi 9.0.

Why this answer

ESXi requires a supported 64-bit x86 CPU with hardware virtualization enabled in BIOS, and a minimum boot device size.

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83
MCQeasy

You are configuring a vSphere Cluster to ensure virtual machine availability during host maintenance. Which feature must be enabled to automatically migrate VMs off a host when it is placed into Maintenance Mode?

A.Storage DRS
B.vSphere Fault Tolerance (FT)
C.vSphere Distributed Resource Scheduler (DRS)
D.vSphere High Availability (HA)
AnswerC

DRS integrates with Maintenance Mode to initiate vMotion for all running VMs.

Why this answer

vSphere Distributed Resource Scheduler (DRS) automates the placement and migration of virtual machines, including the evacuation of hosts during Maintenance Mode.

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84
Multi-Selecthard

An administrator is troubleshooting a storage performance bottleneck in a vSphere cluster using esxtop. Which THREE esxtop metrics should the administrator analyze when investigating storage latency issues? (Choose three.)

Select 3 answers
A.DAVG (Device Average Latency)
B.GAVG (Guest Average Latency)
C.%RDY (Ready Time percentage)
D.KAVG (Kernel Average Latency)
E.SWCUR (Current Swap Space)
AnswersA, B, D

DAVG shows the latency at the physical storage array.

Why this answer

DAVG, KAVG, and GAVG are the core storage latency metrics in esxtop (viewed in disk device mode).

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85
Multi-Selecteasy

An administrator needs to create a virtual machine snapshot. Which TWO items are stored as part of a standard snapshot containing memory state? (Choose two.)

Select 2 answers
A.The virtual machine memory state saved in a .vmsn file.
B.The vCenter Server database backup dump.
C.Delta disk (.vmdk) files representing changes made after the snapshot was taken.
D.The ESXi host physical BIOS firmware image.
E.The physical PCI passthrough device configuration.
AnswersA, C

Checking memory includes the running RAM state in the snapshot files.

Why this answer

A snapshot with memory captures the .vmsd, .vmdk delta files, .vmsn state file, and nvram settings.

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86
Multi-Selectmedium

An administrator is planning a vSphere Foundation deployment and needs to configure vSphere High Availability (HA) in a cluster containing production virtual machines. Which TWO configuration steps or behaviors are associated with vSphere HA cluster design and operation? (Choose two)

Select 2 answers
A.vSphere HA requires a minimum of two ESXi hosts in the cluster to provide failover capability.
B.vSphere HA requires dedicated physical switches that support spanning tree protocol configuration.
C.vSphere HA automatically migrates powered-on VMs using live vMotion when host CPU utilization exceeds 80%.
D.Datastore heartbeating is used to distinguish between a host network partition and a host power failure.
E.Configuring Admission Control is optional and has no impact on virtual machine power-on operations.
AnswersA, D

A minimum of two hosts is required so that failed VMs on one host can be restarted on another.

Why this answer

vSphere HA requires at least two ESXi hosts to function properly for failover, and it relies on datastore heartbeating when network heartbeats are lost during a network partition.

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87
Multi-Selecthard

An administrator is troubleshooting a vSphere Foundation cluster where vSphere HA has failed to restart virtual machines after a host failure event. Which THREE conditions or settings could cause this behavior? (Choose three.)

Select 3 answers
A.Enhanced Linked Mode is disabled between local vCenter servers
B.The virtual machines are configured with an incompatible VM-Host affinity rule that cannot be satisfied on surviving hosts
C.Strict vSphere HA Admission Control policy preventing power-on due to insufficient reserved host capacity
D.The ESXi hosts are configured with a standard switch instead of a distributed switch
E.All datastores shared by the failed host are in an All Paths Down (APD) state for the surviving hosts
AnswersB, C, E

Mandatory (Required) affinity rules that cannot be met on surviving hosts will block HA from powering on those VMs.

Why this answer

vSphere HA restart failures can be caused by insufficient cluster compute resources (Admission Control), disconnected datastores, or misconfigured isolation responses.

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88
MCQhard

An administrator is managing a vSphere Foundation environment with virtual machines utilizing persistent VMDKs. The underlying storage array fails, but vSphere HA is configured. What dictates how vSphere HA handles the response when a datastore hosting VM heartbeats or metadata becomes inaccessible (All Paths Down vs Permanent Device Loss)?

A.VMware Host Client alarm triggers configured via SNMP.
B.vSphere HA Datastore with Permanent Device Loss (PDL) and All Paths Down (APD) response policies.
C.The guest operating system's internal disk timeout policies.
D.Storage DRS IO latency thresholds.
AnswerB

HA datastore policies control how the cluster responds when storage signals PDL or APD states for critical VM datastores.

Why this answer

Datastore Accessibility (APD/PDL) settings in vSphere HA determine cluster responses such as issuing VM restarts or taking action based on storage vendor signals.

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89
MCQhard

An ESXi host in a vSphere Foundation cluster experiences intermittent network packet drops due to a misconfigured VLAN on a vSphere Distributed Switch (VDS). The administrator wants to analyze live traffic moving across a distributed port group without altering the topology. Which feature should be used?

A.Host Profiles
B.NetFlow
C.Distributed Port Mirroring
D.Network I/O Control
AnswerC

Distributed Port Mirroring mirrors traffic from source ports or port groups to a destination for security and troubleshooting analysis.

Why this answer

Port mirroring (specifically Distributed Port Mirroring) on a vSphere Distributed Switch allows administrators to copy traffic from one or more source ports to a destination port for analysis.

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90
MCQeasy

An administrator needs to monitor the real-time resource utilization of a specific virtual machine in the vSphere Client. Which tab in the vSphere Client should the administrator select to view live CPU and memory performance charts?

A.Configure tab
B.Permissions tab
C.Monitor tab
D.Summary tab
AnswerC

The Monitor tab displays performance metrics and resource utilization charts.

Why this answer

The Monitor tab within a virtual machine's object view provides real-time and historical performance charts for CPU, memory, network, and storage.

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91
MCQhard

A vSphere Foundation administrator is configuring Storage DRS (SDRS) on a datastore cluster containing VMFS datastores. The administrator wants to ensure that SDRS makes automatic migration recommendations based on space utilization and I/O latency thresholds. Which requirement must be met for Storage DRS to generate automatic I/O latency-based migration recommendations?

A.The cluster must have vSphere Storage APIs - Array Integration (VAAI) hardware acceleration disabled.
B.All datastores in the cluster must be formatted with VMware vSAN file systems.
C.Storage vMotion must be licensed separately as an add-on to vSphere Foundation.
D.Storage I/O Control (SIOC) must be enabled on the datastore cluster.
AnswerD

SIOC is mandatory for Storage DRS to monitor I/O latency and execute performance-based load balancing.

Why this answer

Storage DRS requires Storage I/O Control (SIOC) to be enabled on the datastore cluster to monitor and collect I/O latency metrics across all participating datastores before it can factor I/O bottlenecks into migration recommendations.

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92
MCQmedium

An administrator needs to deploy a virtual machine template securely across multiple vCenter instances in a vSphere Foundation deployment. Which vCenter feature facilitates cross-vCenter template management and synchronization?

A.Enhanced Linked Mode
B.VMware Skyline
C.Content Library
D.vRealize Orchestrator
AnswerC

Content Library provides centralized management and synchronization of VM templates and ISOs across vCenter boundaries.

Why this answer

Content Library is designed to manage and share VM templates, vApps, ISO images, and scripts across multiple vCenter Server instances.

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93
MCQmedium

An administrator is setting up a new vSphere Foundation environment and needs to integrate on-premises vCenter Server instances with cloud-based management tools. Which VMware component provides a unified cloud console for monitoring and managing multiple vCenter instances across hybrid environments?

A.vSphere Host Client
B.vSphere Lifecycle Manager
C.vCenter Server Appliance Shell
D.VMware Aria Operations
AnswerD

VMware Aria Operations delivers comprehensive operations management across hybrid cloud environments.

Why this answer

VMware Aria Operations (formerly vRealize Operations) integrated via vSphere Foundation provides unified monitoring, capacity planning, and health analytics across hybrid and multi-cloud environments.

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94
Multi-Selecthard

An administrator is examining advanced memory management mechanisms in ESXi using esxtop. Which THREE memory reclamation techniques does ESXi utilize when physical host memory becomes constrained? (Choose three.)

Select 3 answers
A.Transparent Page Sharing (TPS) to de-duplicate identical memory pages across virtual machines.
B.Storage DRS datastore capacity migration.
C.Automatic conversion of virtual machine hard disks from thin to thick provisioned.
D.Memory ballooning via the vmmemctl driver inside the guest operating system.
E.Hypervisor-level swapping of virtual machine memory to ESXi swap space.
AnswersA, D, E

TPS identifies and merges identical memory pages to save physical RAM.

Why this answer

ESXi uses ballooning, transparent page sharing (TPS), guest memory swapping, and hypervisor swapping.

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95
Multi-Selecteasy

An administrator is preparing to deploy a new vSphere Foundation environment using vCenter Server. Which THREE initial foundational components must be established before creating a vSphere cluster and deploying virtual machines? (Choose three)

Select 3 answers
A.Configure VMware Aria Automation for multi-tenant self-service portals.
B.Configure vSphere networking (vSphere Standard Switch or vSphere Distributed Switch).
C.Configure an external hardware load balancer for vCenter High Availability.
D.Deploy and configure one or more ESXi hosts.
E.Install and configure a vCenter Server instance.
AnswersB, D, E

Networking configuration is mandatory for host communication and VM connectivity.

Why this answer

To build a functional vSphere environment, an administrator must deploy an ESXi host, manage it via a vCenter Server instance, and configure network connectivity using Standard or Distributed Switches.

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96
MCQeasy

An administrator needs to configure a new VMware vSphere 9 cluster to ensure high availability for virtual machines in the event of a host failure. Which feature should be enabled in the vSphere Cluster settings to automatically restart VMs on surviving hosts?

A.vSphere HA
B.vSphere Distributed Switch
C.Storage vMotion
D.vSphere DRS
AnswerA

vSphere High Availability provides rapid recovery from downtime and cost-effective high availability for applications running in virtual machines.

Why this answer

vSphere High Availability (HA) monitors ESXi hosts and automatically restarts virtual machines on other available hosts in the cluster if a host failure is detected.

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97
Multi-Selecthard

An administrator is troubleshooting a virtual machine that is failing to migrate via vMotion. Which THREE conditions could cause a vMotion migration to fail validation checks? (Choose three.)

Select 3 answers
A.The virtual machine has snapshot files older than 30 days.
B.The virtual machine is configured with a memory limit lower than its allocated RAM.
C.The source and destination hosts have incompatible CPU feature sets and EVC is not enabled.
D.The destination ESXi host lacks access to the virtual machine's datastore.
E.The virtual machine has a CD/ROM drive attached to an ISO image located on a local datastore inaccessible by the target host.
AnswersC, D, E

CPU feature mismatches prevent live vMotion without EVC.

Why this answer

vMotion validation checks CPU compatibility, storage accessibility, and network connectivity between source and destination hosts.

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98
MCQmedium

An administrator is configuring a new virtual machine in vSphere 9 and needs to attach a persistent raw LUN directly from the storage array. Which disk provisioning type should be selected?

A.Thick Provision Eager Zeroed
B.Thick Provision Lazy Zeroed
C.Thin Provision
D.Raw Device Mapping (RDM) Physical Mode
AnswerD

RDM Physical Mode passes all SCSI commands directly from the guest OS to the storage device, ideal for backup software utilizing SAN snapshots.

Why this answer

RDM (Raw Device Mapping) allows a storage LUN to be directly connected to a virtual machine, supporting either virtual compatibility mode or physical compatibility mode.

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99
MCQhard

An administrator is managing a vSphere Foundation cluster where DRS is configured in fully automated mode. However, a specific virtual machine frequently generates migration recommendations that are ignored by the administrator. How can the administrator prevent DRS from generating recommendations for this specific VM without disabling DRS for the entire cluster?

A.Assign a CPU limit of 0 to the virtual machine.
B.Create a VM-VM anti-affinity rule pairing the VM with itself.
C.Configure a DRS automation override for the specific virtual machine to set its automation level to Disabled.
D.Place the virtual machine into a dedicated Resource Pool with shares set to zero.
AnswerC

VM-level DRS overrides allow customization of automation behavior per virtual machine.

Why this answer

DRS override settings allow administrators to adjust automation levels or disable DRS on a per-VM basis.

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100
Multi-Selecteasy

Which TWO of the following are valid methods to increase the storage capacity of an existing VMDK in vSphere?

Select 2 answers
A.Change the Datastore type from VMFS to vSAN
B.Extend the partition within the guest operating system
C.Add a new virtual disk to the VM
D.Increase the disk size in the Edit Settings menu of the VM
E.Use vMotion to move the disk to a larger datastore
AnswersB, D

After expanding the vmdk, the OS must see and grow the partition.

Why this answer

You can increase the size of a disk in the VM settings, and then extend the partition within the guest OS.

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