Difference between Cold fusion MX 6 and Cold fusion MX 7? | Coldfusion interview questions

Windows authentication introduced thorough "cfntauthenticate" tag cfcompile utility introduced which used for Sourceless deployment Administrator API: Change ColdFusion settings programmatically, without logging into the CF Administrator.
Gateways: SMS, IM (based on Extensible Messaging and Presence Protocol) gateways introduced
Flash forms , Skinnable XML forms introduced.New report builder introduced.