2V0-620.Q197.pdf-简单笔记版

Anapplicationrunninginavirtualmachineisexperiencingperformanceissues.Whenutilizingperformancemonitoringutilities,itisnotedthattheCPUUtilizationoftheapplicationisat100%.WhichtwoscenariosareprobablecausesoftheCPUcontentionfortheapplication?(Choosetwo.)A.ThereisanetworkI/Oconstraint.B.ThereisastorageI/Oconstraint.C.Thereisinsufficientdiskspaceassignedtothevirtualmachine.D.Theapplicationisnotvirtualizationaware.Answer:A,BWhathappenstothestatusofusersalreadyloggedintoESXiShellwhenavSphereadministratorenableslockdownmode?A.Usersremainloggedinandcanruncommands,excepttodisablelockdownmode.B.Usersremainloggedinandcanruncommands,includingdisablinglockdownmode.C.UsersareimmediatelyloggedoutofESXiShell.D.UsersareloggedoutafteratimeoutspecifiedbythevSphereadministrator.Answer:AWhatistheeffectivevSpherelicensinglevelduringthe60dayevaluationperiod?A.vSphereFoundationEssentialsPlusB.vSphereStandardC.vSphereEnterpriseD.vSphereEnterprisePlusAnswer:DQuestionNo:1QuestionNo:2QuestionNo:32✑✑AFaultTolerance(FT)virtualmachinewithfourvCPUsisexperiencinghighlatencywhenperformingICMPandApplicationtests.Whatarethreepotentialcausesthatmaybeattributingtothislatency?(Choosethree.)A.TheFTnetworkhasinsufficientbandwidthandisrunningona1GBLink.B.TheFTnetworkisonaparticularlyhighlatencylink.C.TheFTnetworkhasbeenconfiguredwithNetworkI/OControl.D.TheFTvirtualmachineisrunningane1000networkadapter.E.TheFTvirtualmachineisrunningonpoorperformingnetwork-basedstorage.Answer:A,B,CAvirtualmachineisexperiencingperformanceissues.Thefollowingperformancemetricsareobserved:CPUusagevalueforthevirtualmachineisabove90%CPUreadyvalueforthevirtualmachineisabove20%Whichtwoactivitieswilllikelyresolvetheperformanceissues?(Choosetwo.)A.SetaCPUreservationforthevirtualmachine.B.IncreasetheCPUlimitonthevirtualmachine.C.DecreaseCPUsharesequallyforallvirtualmachinesonthehost.D.IncreaseCPUsharesequallyforallvirtualmachinesonthehost.Answer:A,BTocomplywithsecurityrequirements,anadministratorwithavCenterServerApplianceneedstoforcelogoffofthevSpherewebclientafter10minutesofinactivity.QuestionNo:4QuestionNo:5QuestionNo:63Whatshouldtheadministratordotomeettherequirement?A.Edit:/var/lib/vmware/vsphere-client/webclient.properties,modifysession.timeout=10B.Edit:/opt/vmware/vsphere-client/webclient.properties,modifysession.timeout=600C.Edit:/var/lib/vmware/vsphere-client/webclient.propertiesmodifysession.timeout=600D.Edit:/opt/vmware/vsphere-client/webclient.properties,modifysession.timeout=10Answer:AAnadministratorisupgradingavSphereDistributedSwitch.Theexistingswitchisversion6.0andtheadministratorwantstoupgradetothelatestversionpossible.TheenvironmentcontainsseveralESXi6.1hosts.Whichtwooptionsareavailabletoensurethattheupgradedswitchwillbecompatiblewiththesehosts?(Choosetwo.)A.UpgradethevSphereDistributedSwitchto6.0B.UpgradetheESXi5.5hoststoversion6.0,thenupgradethevSphereDistributedSwitchto5.5C.UpgradethevSphereDistributedSwitchto5.1D.UpgradetheESXihostswitchesto5.5,thenupgradethevSphereDistributedSwitchto5.5Answer:B,CAnadministratorattemptstocreateaThickProvisionedVirtualDisk(VMDK)onanNFSdatastore;butitfails.Whichtworeasonswouldexplainthefailure?(Choosetwo.)A.DatastoreisonanNFS3storageserverthatdoesnotsupportHardwareAccelerationB.DatastoreisonanNFS4.1storageserverC.OnlyVMFSdatastoressupportThickProvisionedVMDKD.TheNFSdatastorewasnotcreatedonaThickProvisioneddeviceQuestionNo:7QuestionNo:84Answer:A,BWhichtwoNFSProtocolversionsdoesvSphere6support?(Choosetwo.)A.Version3B.Version3.1C.Version4D.Version4.1Answer:A,DAnadministratorenablesHighAvailability(HA)onaVirtualSANcluster.WhichnetworkisusedforHANetworkHeatbeatconfiguration?A.TheManagementnetwork.B.ThevMotionnetwork.C.TheVirtualSANnetwork.D.TheProvisioningTrafficnetwork.Answer:CWhichthreeoperationsoccurduringacoldmigrationofavirtualmachine?(Choosethree.)A.Thevirtualmachinedisksaremovedifthedatastoreisbeingchanged.B.Thevirtualmachineisregisteredwiththedestinationserver.C.Thesourcevirtualmachineisremovedfromtheoldhosts.D.Thevirtualmachinehardwareisupgraded.E.Thevirtualmachinefilesarequiescedpriortothemigration.QuestionNo:9QuestionNo:10QuestionNo:115Answer:A,B,CRefertotheExhibit.--Exhibit--A4GBMemoryvirtualmachineisexperiencingextendedmemoryissues,asshownintheExhibit.Whatpotentialissuescouldbeattributedtothismemorypressure?A.Alimitisimposedonthevirtualmemoryofthisvirtualmachine.B.TheBalloondriverhasbeenuninstalled.C.AlimithasbeenimposedontheVirtualCPUofthevirtualmachine.D.StorageIOcontrolhasbeenenabledforthevirtualmachinecausingtheswappedmemory.Answer:A,BAuserwantstomonitorabusiness-criticalvirtualmachinetoensurethatitdoesn'trunoutofresources.WhatmetriccouldbemonitoredinvRealizeOperationstoaddressthisconcern?QuestionNo:12QuestionNo:136A.TimeRemainingbadgeB.CompliancebadgeC.ReclaimableWastebadgeD.DensitybadgeAnswer:AAnadministratorhasrecentlyinstalledanewESXi6.xHost,andduringtheconfigurationnoticessporadicnetworkproblems.Tocheckwhethertheissueoccurredsometimeduringtheconfiguration,theadministratorwouldliketoresetthesystem.Howcanthisbea