Explain ADO.NET in brief.

ADO.NET is a very significant feature of .NET Framework, which is used to work with data that is stored in structured data sources, like databases and XML files. The following are some of the important features of ADO.NET:

Having a number of classes that gives you with various methods and attributes to manage the communication among your application and data source.

Enables you to access dissimilar data sources, such as Microsoft SQL Server, and XML, as per your requirements.

Gives a rich set of features, such as connection and commands that can be used to develop robust and highly efficient data services in .NET applications.

Gives various data providers that are specific to databases produced by several vendors. For example, ADO.NET has a separate provider to access data from Oracle databases; while, another provider is used to access data from SQL databases.