AJAX.NET Interview questions

Total available count: 15
Subject - Microsoft Technologies
Subsubject - AJAX.NET

Explain the UpdatePanel control?

The UpdatePanel control specifies the portions of a Web page that can be updated together. As the UpdatePanel control refreshes only a selected part of the web page instead of refreshing the entire page with a postback.

n - number of UpdatePanels can be used in a webpage. All will work as part of partial rendering page to gather the data from the web server.

<asp:ScriptManager ID="ScriptManager1" runat="server">

<asp:UpdatePanel ID="UpdatePanel1" runat="server">
        <%--Slightbook Controls render here--%>
    <%--Slightbook Buttons render here--%>

ScriptManager is mandatory in order to use Ajax extensions.

Next 5 interview question(s)

Explain about the Timer control in AJAX.NET?
What is the purpose of the ScriptManagerProxy control?
Is it possible to use multiple ScriptManager controls on a Web page?
Why ScriptManager is required in AJAX.NET?
What is the ASP.NET AJAX Control Toolkit?