VMware复习题答案.docx
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VMware复习题答案
VMware复习题总共45道题(从复习题中抽取35道+额外的5道=结业考试40道)
QUESTION1
Whichmemoryconservationtechniquecollaborateswiththeservertoreclaimpagesthatareredundantinavirtualmachineorvirtualmachines?
A.
MemoryBalloonDriver
B.
TransparentPageSharing
C.
RedundantMemoryDriver
D.
VMkernelSwap
QUESTION2
WhichnetworksettingsareonlyavailablewithvSphereDistributedSwitches?
A.
JumboFrames
B.
PVLAN
C.
LoadBalancing
D.
PromiscuousMode
QUESTION3
WhatarethreevalidobjectstoplaceinavApp?
(Choosethree.)
A.
Folders
B.
Hosts
C.
Resourcepools
D.
vApps
E.
Virtualmachines
QUESTION4
WhichtwoconditionswillpreventavirtualmachinefrombeingsuccessfullymigratedusingStoragevMotion?
(Choosetwo.)
A.
ThevirtualmachinehasanRDM.
B.
ThevirtualmachinehasFaultToleranceenabled.
C.
ThevirtualmachineisrunningonavSphereStandardhost.
D.
ThevirtualmachinehasadiskstoredonanNFSdatastore.
QUESTION5
AnadministratorisworkingtoupdatethehostsandvirtualmachinesinavSpheredeploymentusingUpdateManagerBaselines.
Otherthanhostpatches,whichthreeitemsrequireaseparateprocedureorprocesstoupdate?
(Choosethree.)
A.
Operatingsystempatches
B.
VirtualApplianceupdates
C.
VirtualMachineVirtualHardwareupgrades
D.
VMwareToolsonmachineswithoutVMwareToolsalreadyinstalled
E.
Applicationpatcheswithinthevirtualmachine
QUESTION6
AnESXihostdisplaysawarningiconinthevSphereconsoleanditssummarypagelistsaconfigurationissue"SSHforthehosthasbeenenabled."Whataretwowaystoclearthiswarning?
(Choosetwo.)
A.
UsingtheSecurityProfilepaneoftheConfigurationtabinthevSphereClient
B.
UsingtheDirectConsoleUserInterface(DCUI)
C.
UsingtheAdvancedSettingspaneoftheConfigurationtabinthevSphereClient
D.
UsingtheNetworkingpaneoftheConfigurationtabinthevSphereClient
QUESTION7
AnadministratorwantstomonitorthehealthstatusofanESXihost.However,whentheadministratorclickstheHardwareStatustabthefollowingerrorisdisplayed.
Thisprogramcannotdisplaythewebpage
Whatmightcausethisproblem?
A.
TheVMwareVirtualCenterManagementWebservicesServiceisnotstarted.
B.
Therequiredplug-inisnotenabled.
C.
TheVMwareESXiManagementWebservicesServiceisnotstarted
D.
ThenameofthevCenterServersystemcouldnotberesolved.
QUESTION8
AniSCSIarrayisbeingaddedtoavSphereimplementation.AnadministratorwantstoverifythatallIPstorageVMkernelinterfacesareconfiguredforjumboframes.
Whataretwomethodstoverifythisconfiguration?
(Choosetwo.)
A.
Runtheesxclinetworkipinterfacelistcommand
B.
Runtheesxcfg-vswif-lcommand
C.
EnsurethattheEnableJumboFramesboxischeckedintheVMkernelinterfacepropertiesinthevSphereclient
D.
EnsurethattheMTUsizeissetcorrectlyintheVMkernelinterfacepropertiesinthevSphereclient
QUESTION9
AnadministratorissettingupvMotioninavSphereenvironment.Amigrationisruntotesttheconfiguration,butfails.
Whatcouldtheadministratordotoresolvetheissue?
A.
EnsuretheVMkernelportgroupisconfiguredforManagementTraffic.
B.
EnableVMkernelportgroupforthevSpherecluster.
C.
EnsurethevMotionenabledadaptorsconfiguredforthesamesubnet.
D.
UseavDSinsteadofastandardswitch.
QUESTION10
AnadministratorisunabletoconnectavSphereClienttoanESXihost.
Whichoptioncanbeselectedfromthedirectconsoletorestoreconnectivitywithoutdisruptingrunningvirtualmachines?
A.
RestoretheStandardSwitchfromtheESXihost.
B.
RestarttheManagementAgentsfromthevSphereclient.
C.
RestarttheManagementAgentfromtheESXihost
D.
DisabletheManagementNetworkfromthevSphereclient.
QUESTION11
Anadministratorreceivesacomplaintthatavirtualmachineisperformingpoorly.Theuserattributestheissuetopoorstorageperformance.
Ifthestoragearrayisthebottleneck,whichtwocounterswouldbehigherthannormal?
(Choosetwo.)
A.
AverageESXiVMKernellatencypercommand,inmilliseconds
B.
AverageESXihighestlatency,inmilliseconds
C.
Averagevirtualmachineoperatingsystemlatencypercommand,inmilliseconds
D.
NumberofSCSIreservationconflictspersecond
QUESTION12
Anadministratormustdecommissionadatastore.
Beforeunmountingthedatastore,whichthreerequirementsmustbefullfilled?
(Choosethree.)
A.
Novirtualmachinesresideonthedatastore.
B.
ThedatastoreisnotusedforvSphereHAheartbeat.
C.
Noregisteredvirtualmachinesresideonthedatastore.
D.
Thedatastoremustnothaveanyextents.
E.
Thedatastoremustnotbepartofadatastorecluster.
QUESTION13
AcompanywantstoincreasediskcapacityfortheirvSphereenvironment.
Managementmandatesthat.
1.vMotionmustworkinthisenvironment.
2.TheexistingLANinfrastructuremustbeused.
Whichstorageoptionbestmeetsthecompanyobjectives?
A.
iSCSI
B.
FibreChannel
C.
SATA
D.
NFS
QUESTION14
Whichresourcemanagementtechniquecanbeusedtorelieveanetworkbottleneckcausedbyavirtualmachinewithoccasionalhighoutboundnetworkactivity?
A.
ConverttheswitchfromavSphereStandardSwitchtoavSphereDistributedSwitch.
B.
Createanewportgroupforthevirtualmachineandenabletrafficshaping.
C.
Applytrafficshapingtotheothervirtualmachinesinthesameportgroup.
D.
Applytrafficshapingtothevirtualmachinewithhighactivity.
QUESTION15
WhichofthesefactorsindicatesahighlikelihoodthattheperformanceofavirtualmachinediskisbeingconstrainedbydiskI/O?
A.
Alargenumberofcommandsissued
B.
Ahighdevicelatencyvalue
C.
Ahighdiskusedvalue
D.
Alargenumberofkilobytesreadandwritten
QUESTION16
ClicktheExhibitbutton.
AnadministratorisconfiguringvMotionintheirenvironment.Aspartoftheimplementation,anadministratorisexaminingresourcemappingforvirtualmachines.
Whatisalikelycauseoftheerrorshownintheexhibit?
A.
vMotionhasbeendisabledbecausethearenootherhostsintheclusterwithvMotionenabled.
B.
vMotionhasnotbeenenabledontheProductionportgroup.
C.
TheadministratorhasnotcreatedaManagentnetwork.
D.
vMotionhasnotbeenenabledonaVMkernelportgroup.
QUESTION17
WhichtwocircumstancesmightcauseaDRSclustertobecomeinvalid?
(Choosetwo.)
A.
DRShasbeendisabledononeormoreESXihosts.
B.
AnESXihosthasbeenremovedfromthecluster.
C.
Amigrationonavirtualmachineisattemptedwhilethevirtualmachineisfailingover.
D.
VirtualmachineshavebeenpoweredonfromavSphereClientconnecteddirectlytoanESXihost.
QUESTION18
ClicktheExhibitbutton.
AnadministratorisapplyingpatchestoabatchofESXihostsinanunder-allocatedHA/DRScluster.Anattemptismadetoplacethehostintomaintenancemode,buttheprogresshasstalledat2%.DRSisconfiguredasshownintheexhibit.Ofthefourchoicesbelow,twowouldeffectivelyresolvethisissue.
Whichtwostepscouldbetakentocorrecttheproblem?
(Choosetwo.)
A.
EnableVMwareEVC.
B.
SetthevirtualmachinesonthehosttoFullyAutomated.
C.
Shutdownthevirtualmachinesonthehost.
D.
Movethevirtualmachineswapfileoffthelocaldatastore.
QUESTION19
Acompanyhasconvertedseveralphysicalmachinestovirtualmachinesbutareseeingsignificantperformanceissuesontheconvertedmachines.Thehostisconfiguredwithsufficientmemoryandstoragedoesnotappeartobeabottleneck.
WhichmetriccanbecheckedtodetermineifCPUcontentionexistsonanESXihost?
A.
%RUN
B.
%WAIT
C.
%USED
D.
%RDY
QUESTION20
Agroupofvirtualmachineshasbeendeployedusingthindisksbecauseoflimitedstoragespaceavailability.Thestorageteamhasexpressedconcernaboutextensiveuseofthistypeofprovisioning.
Atwhichlevelcantheadministratorsetanalarmtonotifythestorageteam?
A.
Datastore
B.
VirtualMachine
C.
Host
D.
ResourcePool
QUESTION21
VirtualmachineVM1isunabletocommunicatewithvirtualmachineVM2.BothvirtualmachinesareconnectedtoaportgroupnamedProductiononvSwitch1onhostESXi01.Whichstatementcouldexplainwhy?
A.
TheonlyvmnicconnectedtovSwitch1onESXi01issettounused
B.
TheonlyvmnicconnectedtovSwitch1onESXi01issettostandby
C.
LoadbalancingsettingsonProductiondonotmatchvSwitch1
D.
VM1isconfiguredforVGT,VM2isconfiguredforVST
QUESTION22
WhataretwomethodsofmaximizingVMFSperformanceforvirtualmachinesacrossallthehostsinacluster?
(Choosetwo.)
A.
UsedisksharestoprioritizevirtualmachinediskI/O
B.
EnableStorageI/Ocontrol
C.
EnableStorageDRSwithI/Oloadbalancing
D.
EnableHostCacheusinglocalSSDdrives
QUESTION23
WhichtwostatementsaretrueregardingvSpherestandardswitches?
(Choosetwo.)
A.
Beaconingrequiresatleastthreeuplinkstobeconsidereduseful.
B.
VirtualmachinesondifferentvSwitchesrequirethevSwitchestoshareanuplinktocommunicate.
C.
vSpherevirtualswitchesrequireatleastoneuplinkadapter.
D.
SettingthenumberofportstothemaximumonavSwitchwillexhaustthetotalportsonahost.
QUESTION24
WhichtypesoftrafficcanaVMkernelportbeenabledtocarryonaESXihost?
(Choosethree.)
A.
NFS
B.
FaultTolerant
C.
Management
D.
iSCSI
E.
vMotion
QUESTION25
NetworkingpoliciesforavSphereStandardSwitch,suchastrafficshapingandsecurity,canbeoverriddenonwhichvSphereelements?
A.
Onthevirtual