Use Component Class in Business Logic Class in C# or VB.NET:

You can get many advantage using a component class instead
of simple class.

Following are the some basic advantage that you can get using
component class.

- It implements System.Component namespace
- You can drag and drop any existing data access component.So
you have to right less code.
- You can drag and drop stored procedure and other sql server
object and .NET IDE will create sqlcommand and adapter and
command object directly.
- You can use typed dataset with the component class easily
without writing any code through wizards.