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. 

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 Sub Page_Load(ByVal sender As Object, _ ByVal e As EventArgs) 
02 If Not IsPostBack Then 
03 Dim generatedScript As String = _ 
| English | Chinese | Japan | Korean | - 75 - Test Information Co., Ltd. All rights reserved. ScriptGenerator.GenerateScript() 
04 
05 End If 
06 End Sub 
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 04?()

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

題目列表

你可能感興趣的試題

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

微信掃碼免費(fèi)搜題