ASP.NET is a technology designed for web application development. It is part of an extensive .NET Framework, it can not be used separately. ASP.NET is language neutral, to the programming can be used a variety of programming languages such as Visual Basic. NET, C#, JScript.NET and more.
The main disadvantage of ASP.NET is its dependence on Windows + IIS.
Version 1.0 was introduced by Microsoft in 2002.
Use of ASP.NET in practice: ASP.NET is an advanced technology designed especially for the development of web applications. It is particularly suitable for large-scale projects that do not mind its platform dependency.