The document discusses the evolution of .NET and ASP.NET. It describes how Microsoft introduced .NET in 2000 and it has evolved since then. It also outlines the architecture of .NET, including the common language runtime, base class library, and how various frameworks like ASP.NET, WPF, and others build upon this foundation. Finally, it highlights some new features in ASP.NET like Web API, SignalR, and OWIN.
Related topics: