ASP.NET is a server-side Web application framework designed for Web development to produce dynamic Web pages. It was developed by Microsoft to allow programmers to build dynamic web sites, web applications and web services.
Windows Communication Foundation(WCF)
WCF is designed using service-oriented architecture principles to support distributed computing where services have remote consumers. It is a a framework for building service-oriented applications.
MVC Design Architecture
Midsize and enterprise applications need a solid architecture at core. MVC design pattern is a compelling approach towards building such applications which provide high level of security and scalability to these applications.
Language-Integrated Query (LINQ)
LINQ added as data access layer to provide robust programming environment. It provide great level of securing and performance enhancement to applications.