E－BOD SDN方案可以为用户提供服务有：企业到企业、企业到云以及()

A.AnadministratordeletestheGroupsOUYouneedtorestoretheGroupsOUwithoutaffectingusersandcomputersintheSalesOUWhatshouldyoudo（）
A.PerformanauthoritativerestoreoftheSalesOU.
B.PerformanauthoritativerestoreoftheGroupsOU.
C.Performanon-authoritativerestoreoftheGroupsOU.
D.Performanon-authoritativerestoreoftheSalesOU.

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

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