Microsoft Certified Professional Developer/Exam 70-528/Web-Based Client Development/Program a Web application

Redirect users to another Web page by using a server-side method.  MSDN2 - Redirecting Users to Another Page 

Detect browser types in Web Forms.  MSDN2 - How to: Detect Browser Types in ASP.NET Web Pages 

Ascertain the cause of an unhandled exception at the page level.  Code Project - Exceptions 

Programmatically access the header of a Web page.  MSDN2 - Page.Header Property 

Implement cross-page postbacks. <ul> <li>MSDN2 - Cross-Page Posting in ASP.NET Web Pages</li> </ul>

Assign focus to a control on a page when the page is displayed. <ul> <li>MSDN2 - How to: Set Focus on ASP.NET Web Server Controls</li> </ul>

Avoid performing unnecessary processing on a round trip by using a page's IsPostBack property. <ul> <li>MSDN2 - Page.IsPostBack Property</li> </ul>

Access encapsulated page and application context. <ul> <li>MSDN2 - Page.Context Property</li> </ul>

Avoid unnecessary client-side redirection by using the HttpServerUtility.Transfer method. <ul> <li>MSDN2 - HttpServerUtility.Transfer Method</li> </ul>

Avoid round trips by using client-side scripts. <ul> <li>MSDN2 - Client Script in ASP.NET Web Pages</li> </ul>

Use a page's Async attribute to create a page that has built-in asynchronous capabilities. <ul> <li>MSDN - Asynchronous Pages in ASP.NET 2.0</li> </ul>

Convert HTML server controls to HTML elements. <ul> <li>MSDN2 - How to: Convert HTML Server Controls to HTML Elements</li> </ul>