ClientRuntimeContext.ExecuteQuery method
SharePoint 2013
Executes the current set of data retrieval queries and method invocations.
Assemblies: Microsoft.SharePoint.Client.Silverlight.Runtime (in Microsoft.SharePoint.Client.Silverlight.Runtime.dll); Microsoft.SharePoint.Client.Phone.Runtime (in Microsoft.SharePoint.Client.Phone.Runtime.dll) Microsoft.SharePoint.Client.Runtime (in Microsoft.SharePoint.Client.Runtime.dll)