ADO.NET is Microsoft's latest technology for accessing data within the .NET platform. ADO.NET gives you a method of accessing data from within your application. It was specifically designed for accessing data within Web applications but still maintaining the functionality necessary to work in other types of applications. It's the predecessor of ADO but with a much stronger feature set. Your .NET application will use ADO.NET to display data on a Web form or manipulate the data source's data. Figure D.1 shows the general components of ADO.NET.
Figure D.1. Components of ADO.NET.
To access the classes that makse up ADO.NET from your application, ...