Microsoft Windows DNA is a kind of distributed application architecture based on windows platform. It is based on COM/COM+, ASP, OLE DB/ADO, and can build distributed multi-tier application system with high reliability, expansibility and maintainability.

• WindowsDNA体系结构是微软公司提出的一种基于Windows平台的分布式系统体系结构，以COM/COM+，ASP，OLE DB/ADO为基础，用于构造具有高可靠性，可扩展性和可维护性的多层分布式应用系统。