What is visual Studio LightSwitch

What is visual Studio LightSwitch can be viewed as whole new version of MSAccess ,written on the top of Visual Studio 2011 and it has built in support of for several data source including cloud based. 

VS 2012 RC Key Notes (What is new in VS2012 RC, Feature Summary)

Visual Studio 2012 RC (Earlier known as Visual Studio 2011 beta)  has been released on 31 may 2012. It has lot of cool productivity feature and also several new language and framework changes that will new way of writing very responsive asynchronous application.

This release have several new enhancement based on community feedback mainly branding , UI and performance, for specific details about What is new in Visual Studio 2012 RC check out jasonz`s blog.

Rest of core feature summary are consolidated below.