ASP.NET 2.0 adds a few new events to allow you to follow the request processing more closely and precisely. These new events are discussed in the following table.
This occurs before the page begins initialization. This is the first event in the life of an ASP.NET 2.0 page.
This occurs when the page initialization is completed.
This occurs immediately after initialization and before the page begins loading the state information.
This occurs at the end of the load stage of the page's life cycle.
This occurs when the pre-rendering phase is complete and all child controls have been created. After this event, the personalization data and the view state are saved and the page renders to HTML.
This new features enable developer to dynamically modify the page output and the state of constituent controls by handling these events.
ASP.NET 2.0 Xml Control
ASP.NET 2.0 FileUpload Control