.NET Framework (pronounced dot net) is a software framework developed by Microsoft that runs primarily on Microsoft Windows. Like any platform, it provides a run-time, defines functionality in some libraries, and supports a set of programming languages like C#,VB.NET etc.
ASP.NET( Active Server Pages .NET) is used to create web pages and web technologies and is an integral part of Microsoft’s .NET framework. This valuable programming tool is perfect for programmers and developers looking to build rich websites and web applications that are completely dynamic. ASP.NET became one of the most popular web programming technologies because of its simplicity and powerful IDE. ASP.NET is simple but very powerful technology to build dynamic, data driven and complex web application with high secure standards. One of the major advantages of ASP.NET is multiple language integration.