This five-day, instructor-led course provides an introduction to developing n-tier applications for the Microsoft .NET Framework 3.5 environment using Microsoft Visual Studio 2008 Service Pack 1 (SP1). Both this course and the 6367Acourse prepare students for the 646x series of Technology Specialist courses. This course is intended for software development professionals that have a minimum of six months experience developing applications in an object-oriented environment using Microsoft Visual C#, Microsoft Visual Basic, or Java. Delegates should have completed course 6367.