Which control is required of every AJAX page to manage the JavaScript files sent to the client and the communication between client and server? - ASP.NET Quiz

ASP.NET - Quiz(MCQ)

Which control is required of every AJAX page to manage the JavaScript files sent to the client and the communication between client and server?

A)

UpdatePanel

B)

ScriptManager

C)

AsyncPostBackTrigger

D)

None of the Above.

Correct Answer : ScriptManager

Explanation :

ScriptManager control is mandatory control if you want to work with ASP.NET AJAX server control. Only one instance of a ScriptManager can be added to the web page. It manages the JavaScript files sent to the client and the communication between the server and the client. It also manages partial-page updates. The HTML for a ScriptManager control in Source view looks as follows:

< asp:UpdatePanel ID="UpdatePanel1" runat="server">

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