What is the ASP.NET AJAX Extender Controls? ,Java, C ,C++, ASP, ASP.net C# ,Struts ,Questions & Answer, Struts2, Ajax, Hibernate, Swing ,JSP , Servlet, J2EE ,Core Java ,Stping, VC++, HTML, DHTML, JAVASCRIPT, VB ,CSS, interview ,questions, and answers, for,experienced, and fresher
What is the ASP.NET AJAX Extender Controls?

If you want to adds client functionality to a Button control when users confirm to submit a form to the server then extender controls can use. ASP.NET AJAX extender controls enhance the client capabilities of standard ASP.NET Web server controls such as TextBox controls, Button controls, and Panel controls by using one or more extender controls to provide a richer user experience in the browser, and you also add ASP.NET AJAX extender controls to Visual Studio and work with them as you do with other controls. You can create your own extender controls and source for extender controls is the ASP.NET AJAX Control Toolkit.

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