Windows DNA
Windows DNA (Distributed Network Architecture) is a loosely-defined marketing term that includes an assortment of things. It’s designed to support a three-tier architecture - with data, business logic and presentation layers, like a website - but (mostly) in the COM world.
- Microsoft Transaction Server (MTS)
- Active Server Pages (ASP) - not to be confused with ASP.NET
- ActiveX Data Objects (ADO)
- Microsoft Message Queuing (MSMQ)
- Active Directory (AD) - not to be confused with Azure Active Directory
- Internet Information Services (IIS)
- SQL Server
IIS and MSMQ are optional Windows features that are turned off by default.