单项选择题

You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. 
The application contains the following code segment. 
public class CapabilityEvaluator 
{ 
public static bool ChkScreenSize( 
System.Web.Mobile.MobileCapabilities cap, 
String arg) 
{ 
int screenSize = cap.ScreenCharactersWidth * 
cap.ScreenCharactersHeight; 
return screenSize < int.Parse(arg); 
} 
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} 
You add the following device filter element to the Web.config file. 
<filter name="FltrScreenSize" 
type="MyWebApp.CapabilityEvaluator,MyWebApp" 
method="ChkScreenSize" /> 
You need to write a code segment to verify whether the size of the device display is less than 80 characters. 
Which code segment should you use?()

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

相关考题

You create a Microsoft ASP.NET application by using the...


单项选择题

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" /> 
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</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