AJAX Client Side Event Life Cycle 1. Page Request 2. Init 3. Load · initializeRequest · beignRequest · pageLoading · pageLoaded 4. Load · endRequest […]
Category: AJAX Interview Questions
How to customize exception behavior when UpdatePanel throws an error ?
Customize exception behavior when UpdatePanel throws an error : Set AllowCustomErrorsRedirect = false on ScriptManager control to disable Custom Errors redirection. Handle OnAsyncPostBackError event on […]
What does UpdateMode =Always mean in UpdatePanel control ?
What does UpdateMode =Always mean in UpdatePanel control ? UpdateMode=Always in UpdatePanel control means all contents of updatepanel is refreshed on all kinds of page […]
What is default value of UpdateMode property of ASP.NET UpdatePanel control
What is default value of UpdateMode property of ASP.NET UpdatePanel control ? Default value of UpdateMode property of ASP.NET UpdatePanel control is Always
What are values of UpdateMode property of ASP.NET UpdatePanel control ?
What are values of UpdateMode property of ASP.NET UpdatePanel control ? There are two values of UpdateMode property of ASP.NET UpdatePanel control : Always Conditional
What is ASP.NET UpdatePanel control?
What is ASP.NET UpdatePanel control? ASP.NET UpdatePanel control enables sections of a page to be partially rendered without a postback.
What is partial page update or refresh ?
What is partial page update or refresh ? Refresh selected parts of the page without postback instead of refreshing the whole page with a postback.
How to identify which control caused asynchronous postback ?
How to identify which control caused asynchronous postback ? One can use AsyncPostBackSourceElementID property of Script Manager. AsyncPostBackSourceElementID gives the ID of the control that caused […]
How to identify Async Postback in Page Load event ?
How to identify Async Postback in Page Load event ? Async Postback is identified using IsInAsyncPostBack property of Script Manger i.e. ScriptManager.IsInAsyncPostBack
What is ScriptManager ?
ScriptManager ScriptManager control on a page is used to enable the Microsoft Ajax features of ASP.NET: Client-script functionality of the Microsoft Ajax Library, Partial-page rendering, […]