.net is a platform for creating and running applications.The Microsoft .NET Framework is a software framework for Microsoft Windows operating systems. This platform contain more than 35 languages. eg: vb,c# etc.This is developed by Microsoft.
The .NET library is available to all the programming languages that .NET supports.The framework's Base Class Library provides user interface, data access, database connectivity, cryptography, web application development, numeric algorithms, and network communications. The class library is used by programmers, who combine it with their own code to produce applications.
Programs written for the .NET Framework execute in a software (as contrasted to hardware) environment, known as the Common Language Runtime (CLR)The CLR also provides other important services such as security, memory management, and exception handling.
The class library and the CLR together constitute the .NET Framework.
The .NET Framework is intended to be used by most new applications created for the Windows platform. In order to be able to develop and not just run applications, it is required to have Microsoft's SDK for Windows 7 or .NET Framework 4 (or newer) or Visual Studio 2010 installed on your computer.
