Does ajax have significant accessibility or browser compatibility limitations?
Don't be too quick to dump your plugin or applet based portions of your application. While ajax and dhtml can do drag and drop and other advanced user interfaces there still limitations especially when it comes to browser support. Plugins and applets have been around for a while and have been able to make ajax like requests for years. Applets provide a great set of ui components and apis that provide developers literally anything.
Whattrigger will fire initially by using update panel?
What are the new features of asp.net ajax 4.0?
What are all the technologies used by Ajax?
What are all the controls of Ajax?
Is it possible to use fileupload control within the update panel?
Is the ajaxcontroltoolkit.dll file installed in the global assembly cache? : asp.net ajax
What browsers support ajax?
Why do we use the updateprogress control in ajax? : asp.net ajax
What is the use of updatepanel?
How to cancel the current request in ajax?
Why we r using AJAX in ASP.NET ?