单项选择题 YourcompanyhastwoActiveDirectoryforestsnamedcontoso.comandfabrikam.com.BothforestsrunonlydomaincontrollersthatrunWindowsServer2008.Thedomainfunctionallevelofcontoso.comisWindowsServer2008.Thedomainfunctionalleveloffabrikam.comisWindowsServer2003Nativemode.Youconfigureanexternaltrustbetweencontoso.comandfabrikam.com.YouneedtoenabletheKerberosAESencryptionoption.Whatshouldyoudo（）A.Createanewforesttrustandenableforest-wideauthentication.B.Raisetheforestfunctionallevelofcontoso.comtoWindowsServer2008.C.Raisetheforestfunctionalleveloffabrikam.comtoWindowsServer2008.D.Raisethedomainfunctionalleveloffabrikam.comtoWindowsServer2008.

单项选择题 YouarecreatingaWindowsCommunicationFoundation（WCF）servicethatimplementsoperationsinaRESTfulmanner.Youneedtoaddadeleteoperation.Youimplementthedeletemethodasfollows.stringvoidDeleteItems（stringid）；YouneedtoconfigureWCFtocallthismethodwhentheclientcallstheservicewiththeHTTPDELETEoperation.Whatshouldyoudo？（）A.AddtheWebInvoke（UriTemplate="/Items/{id}"，Method="DELETE"）attributetotheoperation.B.AddtheHttpDeleteattributetotheoperation.C.ReplacethestringparameterwithaRemovedActivityActionparameter.D.ReplacethereturntypewithRemovedActivityAction.

单项选择题 YourcompanyusesaWindows2008Enterprisecertificateauthority（CA）toissuecertificates.Youneedtoimplementkeyarchival.Whatshouldyoudo（）