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第1页共96页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共96页ExamAQUESTION1Yourcompanyhasasingleactivedirectoryforestthathasanactivedirectorydomainnamedna.contoso.comzone.youhaveenabledDNSscavengingonServer1.Threeweekslater,younoticethatthestaleresourcerecordsremaininna.contoso.com.Youneedtoensurethatthestaleresourcerecordsareremovedfromna.contoso.com.Whatshouldyoudo?A.StopandrestarttheDNSserviceonServer1.B.EnableDNSscavengingonthena.contoso.comzone.C.RunthednscmdServer1/AgeAllRecordscommandonServer1.D.RunthednscmdServer1/StartScavengingcommandonServer1.Answer:BSection:(none)Explanation/Reference:QUESTION2YourcompanyhasanActiveDirectorydomainnamedad.contoso.comThecompanyalsohasapublic第2页共96页第1页共96页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第2页共96页namespacenamedcontoso.com.YouneedtoensurethatpublicDNSzonerecordscannotbecopied.YoumustachievethisgoalwithoutimpactingthefunctionalityofpublicDNSnameresolutions.Whatshouldyoudo?A.Disablethenotifyfeatureforthecontoso.comzone.B.DisabletheAllow-ReadpermissionfortheEveryonegrouponthecontoso.comDNSdomain.C.ConfiguretheAlldomaincontrollersinthedomainzonereplicationoptiononad.contoso.com.D.ConfiguretheAllowzonetransfersonlytoserverslistedontheNameServersoptiononcontoso.comAnswer:DSection:(none)Explanation/Reference:QUESTION3Yourcompanyhasamainofficeandabranchoffice.ThemainofficehasadomaincontrollernamedDC1thathostsaDNSprimaryzone.ThebrancofficehasaDNSservernamedSRV1thathostsaDNSsecondaryZone.Allclientcomputersareconfiguredto第3页共96页第2页共96页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第3页共96页usetheirlocalserverforDNSresolution.YouchangetheIPaddressofanexistingservernamedSRV2inthemainoffice.YouneedtoensurethatSRV1reflectsthechangeimmediately.Whatshouldyoudo?A.RestarttheDNSserverserviceonDC1B.Runthednscmdcommandbyusingthe/zonerefreshoptiononDC1.C.Runthednscmdcommandbyusingthe/zonerefreshoptiononSRV1.D.Settherefreshintervalto10minutesontheStartOfAuthority(SOA)record.Answer:CSection:(none)Explanation/Reference:QUESTION4YourcompanyhasanActiveDirectorydomain.Thecompanyhasamainofficeandabranchoffice.BoththeofficeshavedomaincontrollersthatrunActiveDirectory-integratedDNSzones.AllclientcomputersareconfiguredtousethelocaldomaincontrollersforDNSresolution.Thedomaincontrollersatthebranch第4页共96页第3页共96页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第4页共96页officelocationareconfiguredasRead-OnlyDomainControllers(RODC).YouchangetheIPaddressofanexisitingservernamedSRV2inthemainoffice.YouneedthebranchofficeDNSserverstoreflectthechangeimmediately.Whatshouldyoudo?A.Runthednscmd/ZoneUpdateFromDscommandonthebranchofficeservers.B.Runthednscmd/ZoneUpdateFromDscommandonadomaincontrollerinthemainoffice.C.ChangethedomaincontrollersatthebranchofficesfromRODCstostandarddomaincontrollers.D.DecreasetheMinimum(default)TTLoptionto15minutesontheStartofAuthority(SOA)recordforthezone.Answer:ASection:(none)Explanation/Reference:QUESTION5YourcompanyhasaservernamedServer1thatrunsWindowsServer2008.Server1runstheDHCPserverroleandtheDNSserverrole.Youalsohavea第5页共96页第4页共96页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第5页共96页servernamedServerCorethatrunsaServerCoreinstallationofWindowsServer2008.AllcomputersareconfiguredtouseonlyServer1forDNSresolution.Th...