Windows DNA, short forWindows Distributed interNet Applications Architecture, was a marketing name for a collection ofMicrosoft technologies that enabled theWindows platform and theInternet to work together. Some of the principal technologies that DNA comprised wereActiveX,Dynamic HTML (DHTML) andCOM. Windows DNA was superseded by the Microsoft.NET Framework.[1] The goal of Windows DNA was to extend Windows-centric Application development to include Internet capabilities.[2] In additional internet capabilities, Windows DNA provided a reference architecture for a "three-tier" application, separating presentation, business, and data layers.[3] Microsoft positioned Windows DNA to allow developers to build applications for the corporate market.[4]