Each of the other three components of the application has a reference to the objects in the Business Objects layer.This means that the web site can consume objects like that are returned from the business layer that in turn got them from the data access layer.Therefore, this article (part three) deals with using the business objects in a web application. NET controls like the Grid View in conjunction with the business objects.You'll see how you can build pages that allow you to list, create, edit and delete your contact persons and their contact data, like e-mail addresses and phone numbers.
The target audience for this series are developers that are ready to make the switch from using controls with custom business objects. NET 2 and C# is necessary while some knowledge about object oriented design certainly helps.
You also saw how to use the API to programmatically create contact persons and their contact data and save those in a database.
However, writing explicit code to work with your business objects isn't always fun, and can be a cumbersome task.
All they can do, is hold and expose data through their public properties.
Additionally, each BO object has a List counterpart, like and are used to hold collections of the business objects.