单项选择题 云计算的（）特点指的是随机应变的自助服务，高度的自助服务。

单项选择题 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()

单项选择题 YourcompanyhasanActiveDirectorydomainthatrunsWindowsServer2008TheSalesOUcontainsanOUforComputers，anOUforGroups，andanOUforUsersYouperformnightlybackups.AnadministratordeletestheGroupsOUYouneedtorestoretheGroupsOUwithoutaffectingusersandcomputersintheSalesOUWhatshouldyoudo（）A.PerformanauthoritativerestoreoftheSalesOU.B.PerformanauthoritativerestoreoftheGroupsOU.C.Performanon-authoritativerestoreoftheGroupsOU.D.Performanon-authoritativerestoreoftheSalesOU.

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.