以下有关特征数据归一化的说法错误的是：( )

单项选择题Howcanpermissionsbesetupon／tmpsothatoneuserinagroupcannotdeleteanotheruser’sfilesinthatsamegroup（）

单项选择题AnHACMPclusterisplannedfortwologicalpartitionsonIBMp690servers.Bothpartitionshavethreenetworkinterfaceadapters：twoserviceadaptersonaproductionnetworkconnectedtoanIPswitch，andanadministrationadapteronastand-alonehubthatisconnectedtothep690server’sHMC.Non-IPhearbeatpathscannotbeconfiguredduetotheavailablehardwareinthep690servers.Giventheresourcesavailable，whatisthebestconfigurationforthiscluster？（）A.Addhardwaretoprovideeitherserialheartbeatsorshareddiskheartbeats.B.DefinetheadministrationnetworksoHACMPwillsendheartb4eatsoverthenon-routed network.C.AddtheadministrationnetworkadapterstotheproductionresourcegroupswithIPATviaIP replacementselections.D.ConfiguretheIPNetworkInterfaceModuleinHACMPwithanincreasedheartbeatdetection ratetopreventnodeisolationconfutations.

单项选择题WhichofthefollowingisanexampleofaprivateIPaddress？（）

单项选择题Atechnicianwantstodecreasetheoverallattacksurfaceoftheserversinadatacenterthrough decreasingthenumberofopennetworkportsoneachserver.Whichofthefollowingcouldthe technicianimplementtoincreasesecurity？（）

单项选择题ThefailureofwhichofthefollowingcomponentscancauseaservertodisplayaPOSTerror message？（）