问题:
You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5.
You create a Web form in the application by using the following code fragment. (Line numbers are included for reference only.)
English Chinese Japan Korean - 69 - Test Information Co., Ltd. All rights reserved.
You plan to create a client-side script code by using ASP.NET AJAX.
You need to ensure that while a request is being processed, any subsequent Click events on the btnSubmit Button control are suppressed.
Which code fragment should you insert at line 10? ()
A . A
B . B
C . C
D . D
You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5.
You create a Web form in the application by using the following code fragment. (Line numbers are included for reference only.)
English Chinese Japan Korean - 69 - Test Information Co., Ltd. All rights reserved.
You plan to create a client-side script code by using ASP.NET AJAX.
You need to ensure that while a request is being processed, any subsequent Click events on the btnSubmit Button control are suppressed.
Which code fragment should you insert at line 10? ()
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