99色精品-9色在线-99色在线-99色视频 国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

單項(xiàng)選擇題

You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. 
You create an AJAX-enabled Web form by using the following code fragment. 
<asp:ScriptManager ID="scrMgr" runat="server" /> 
<asp:UpdatePanel runat="server" ID="updFirstPanel" 
UpdateMode="Conditional">
 <ContentTemplate> 
<asp:TextBox runat="server" ID="txtInfo" /> 
| English | Chinese | Japan | Korean | - 73 - Test Information Co., Ltd. All rights reserved. <asp:Button runat="server" ID="btnSubmit" Text="Submit" /> 
</ContentTemplate> </asp:UpdatePanel> 
<asp:UpdatePanel runat="server" ID="updSecondPanel" 
UpdateMode="Conditional"> 
<ContentTemplate>
... 
</ContentTemplate> 
</asp:UpdatePanel> 
When the updFirstPanel UpdatePanel control is updated, a dynamic client script is registered. 
You write the following code segment in the code-behind file of the Web form. (Line numbers are included 
for reference only.) 
01 protected void Page_Load(object sender, EventArgs e) 
02 { 
03 if(IsPostBack) 
04 { 
05 string generatedScript = ScriptGenerator.GenerateScript(); 
06 
07 } 
08 } 
You need to ensure that the client-script code is registered only when an asynchronous postback is issued on the updFirstPanel UpdatePanel control. 
Which code segment should you insert at line 06?()

A.A
B.B
C.C
D.D

題目列表

你可能感興趣的試題

微信掃碼免費(fèi)搜題