单项选择题
You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. All the content pages in the application use a single master page. The master page uses a static navigation menu to browse the site.
You need to ensure that the content pages can optionally replace the static navigation menu with their own menu controls.
What should you do?()
A.A
B.B
C.C
D.D
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单项选择题
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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" /> <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: 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? ()
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