The microsoft .NET framework is a software framework that can be installed on computer running Microsoft Windows operating systems.The .NET framework includes virtual machine that manages the execution of program written specifically for framework and also includes large coded solutions to common programming solutions.The .NET framework is offered by Microsoft and comes in use by the most new application for windows platform.

The large range of features provided by the framework's base class library includes user interface,data access,database connectivity,cryptography,web application development,numeric algorithms and network communication.This class library combined with their own code is used by the programmers to produce applications.

The program written for the .NET franework execute in a software environment that manages the programs runtime requirements.Also part of .NET framework,this runtime enviroment is known as Common Language Runtime (CLR).The CLR provides the appearence of an application virtual machine so that programmers need not consider the capabilities of specific CPU that will execute the program.It also provides other services like memory allocation,garbage collection and exception handling.The class library and CLR together constitute the .NET framework.