Date:Wednesday, July 5, 2006 Topic:Application Architecture 101 Speaker:Tony Cavaliere, CyNot A layered (or N-Tier) design has become the norm for building enterprise software today. In a layered design the application code is seperated into different projects with each project being included in a logical layer. The most common seperation includes three layers - presentation, business logic, and data — although it is possible to break these down even further. This design allows applications...