单项选择题 Whichofthefollowingdiskprotectionmethodswouldbeusedtoprovidethemaximumamountofdataavailability（）

单项选择题 Inasingle-tierenvironmentrunningWebSphereCommerceV5.6ProfessionalEdition，traffichasincreasedsignificantlyoverthelastmonth.Ithasbeendeterminedthatloadhasincreasedthroughoutthesystem.WhichistheBESTchangetoprovidethelargestincreaseinperformance？（）A.UpgradetoWebSphereCommerceV5.6BusinessEditionB.Createatwo-tierenvironmentbymovingthedatabaseservertoanewnodeC.Createademilitarizedzone（DMZ）betweentwofirewallsD.CompileallthestoreJPSsE.DisableallcachingofJSPs

单项选择题 Whenmonitoringasystemusing／usr／bin／vmstatwithaninterval，themetricsunderpagepiandpageporepresentwhichofthefollowingphrases？（）

单项选择题 Whatisthemostlikelyproblemwiththisscript（）VAR=1（（VAR=$VAR＋1））while[$VAR－It10]doecho$VARdone

单项选择题 YouhaveasingleActiveDirectorydomain.AlldomaincontrollersrunWindowsServer2003withServicePack1（SP1）.YouplantostoreWindowsBitLockerDriveEncryptionrecoverypasswordsinActiveDirectory.Youneedtorecommendthesolutionthatusestheleastamountofadministrativeeffort.Whatshouldyourecommend？（）A.ExtendtheActiveDirectoryschema.B.UpgradealldomaincontrollerstoWindowsServer2008R2.C.UpgradealldomaincontrollerstoWindowsServer2003SP2.D.UpgradethedomaincontrollerthathastheroleofoperationsmastertoWindowsServer2008R2.