: A free, lightweight version of the IDE focused on specific languages (like Visual C# Express or Visual Basic Express) for students and hobbyists. Professional and Standard Editions : These provided a full-featured environment for building data-driven client and web applications. Team System
: It allows you to use a similar syntax to query SQL databases (LINQ to SQL), XML documents (LINQ to XML), and in-memory collections (LINQ to Objects). Strong Typing & IntelliSense microsoft visual studio 2008