4.11 Read Schema Information: Determine If IsMergeAppend Is Set in the defaultDocuments Section

 var adminManager = WScript.CreateObject( "Microsoft.ApplicationHost.Ad
 minManager" );
 var configSection = adminManager.GetAdminSection( "system.webServer/de
 faultDocument", "MACHINE/WEBROOT/APPHOST" );
 var isMergeAppend = configSection.GetElementByName( "files" ).Collecti
 on.Schema.IsMergeAppend;