How is .NET able to support multiple languages?

A language should comply with the Common Language Runtime standard to become a .NET language. In .NET, code is compiled to Microsoft Intermediate Language (MSIL for short). This is called as Managed Code. This Managed code is run in .NET environment. So after compilation to this IL the language is not a barrier. A code can call or use a function written in another language.

What is an application server?

As defined in Wikipedia, an application server is a software engine that delivers applications to client computers or devices.

The application server runs your server code. Some well known application servers are IIS (Microsoft), WebLogic Server (BEA), JBoss (Red Hat), WebSphere (IBM). Welcome to this ASP.NET Tutorial, currently consisting of posts, these are covering all the most important ASP.NET concepts. This tutorial is primarily for new users of this great technology, and we recommend you to go through all the post, to get the most out of it as possible. While each post can be used without reading the previous posts, some of them may reference things done in earlier post.