Visual Studio is the Integrated Development Environment in which developers work when creating programs in one of many languages, including C#, for the .NET Framework . It offers a set of tools that help you to write and modify the code for your programs, and also detect and correct errors in your programs.
C# is designed for building a variety of applications that run on the .NET Framework. Before you start learning more about C# programming, it is important to understand the development environment and identify some of the frequently using programming tools in the Visual Studio IDE

1. Menu Bar 2. Standard Toolbar 3. ToolBox 4. Forms Designer 5. Output Window 6. Solution Explorer7. Properties Window
Microsoft Visual Studio is a powerful IDE that ensures quality code throughout the entire application lifecycle, from design to deployment. Some windows are used for writing code, some for designing interfaces, and others for getting a general overview of files or classes in your application.
Combined with the .NET Framework, C# enables the creation of Windows applications, Web services, database tools, components, controls, and more. Visual Studio organizes your work in projects and solutions. A solution can contain more than one project, such as a DLL and an executable that references that DLL. From the following C# chapters you will learn how to use these Visual Studio features for your C# programming needs.