Overview:

ASP.NET is a web application framework developed by Microsoft. It allows programmers to build dynamic web sites. It also allows using a full featured programming language such as C# or VB.NET to build web applications easily.
ASP.NET is a framework used for developing dynamic web applications. The languages which support to ASP.Net like VB.Net, C#, Jscript.Net, etc. The programming logic and content will be developed separately in Microsoft Asp.Net.