[单项选择]You develop a Web control. The Web control consists of labels and associated text boxes.You need to ensure that the Web control has both toolbox and visual designer support. What should you do?（）
A. Add a Web Control Library project to your solution. Define a class that inherits from CompositeControl.
B. Add a Windows Control Library project to your solution. Define a class that inherits from UserControl.
C. Add a Web User Control to your project. Define a class that inherits from UserControl.
D. Add a Mobile Web User Control to your project. Define a class that inherits from MobileUserControl.

[单项选择]You develop a Web control. The Web control consists of labels and associated text boxes. You need to ensure that the Web control has both toolbox and visual designer support. What should you do?（）
A. Add a Web Control Library project to your solution. Define a class that inherits from CompositeControl.
B. Add a Windows Control Library project to your solution. Define a class that inherits from UserControl.
C. Add a Web User Control to your project. Define a class that inherits from UserControl.
D. Add a Mobile Web User Control to your project. Define a class that inherits from MobileUserControl..

[单项选择] You are developing a Web control. The Web control captures user address information in a Web application. You create a class named AddressControl that inherits from CompositeControl. This control consists of child controls.You need to ensure that the child controls are properly output to the browser.Developers using your control must be able to set the appropriate text for labels. In addition, they must be able to pull user address information from the associated text boxes during postback. What should you do?（）
A. Override the EnsureChildControls method of the base class. Add the child controls to the base container.
B. Override the CreateControlCollection method of the base class. Add the child controls to the ControlCollection class
C. Override the CreateChildControls method of the base class. Add the child controls to the base container.
D. Override the DataBindChildren method of the base class. Add the child controls to the ControlCollection class.

[多项选择]You develop a Web application that writes data to a file on a server. You restrict access to the file to specific Windows users. The Web application runs as CONTOSO/ASPNET. You deny anonymous access to the application in IIS. You add the following XML segment in the Web.config file.You need to ensure that the application meets the following requirements:It must impersonate the user when it writes data to the file.It must run as CONTOSO/ASPNET when a user does not access the file. Which two actions should you perform? （）
A. Use the following XML segment in the Web.config file.
B. Use the following XML segment in the Web.config file.
C. Use the following code segment to access the file. Dim wp As WindowsPrincipal = _CType(HttpContext.Current.User, WindowsPrincipal) Dim wi As WindowsIdentity = WindowsIdentity.GetCurrent() Dim wic As WindowsImpersonationContext = wi.Impersonate()' Access the file herewic.Undo()
D. Use the following code segment to access the file. Dim wi As WindowsIdentity = WindowsIdentity.GetCurrent()Dim wic As WindowsImpersonationContext = _WindowsIdentity.Impersonate(wi.Token)' Access the file herewic.Undo()

[单项选择]You develop a Web application that contains two master pages. You need to dynamically set the master page when a user views pages in the application. What should you do? （）
A. Set Page.MasterPageFile in the Page's Page_Init event.
B. Set Page.MasterPageFile in the Page's OnInit override.
C. Set Page.MasterPageFile in the Page's Page_Load event.
D. Set Page.MasterPageFile in the Page's Page_PreInit event.

[单项选择]You develop a Web application. Your application contains two settings in the Web.config file. You deploy your application to production. You need to modify the application settings in the production environment without manually editing the XML markup in the Web.config file. What should you do? （）
A. Modify the application settings by using the Web Site Administration Tool.
B. Modify the application settings by using the Visual Studio property page editor for the project.
C. Modify the application settings by using the resource editor.
D. Modify the application settings by using the Visual Studio start options editor.

[多项选择]You create a server control that inherits from WebControl. You need to enable the server control to emit markup for a new kind of mobile device. You must not alter the code in the server controls. Which two actions should you perform?（）
A. Create a class that inherits HtmlTextWriter and that can emit the new markup.
B. Create a class that inherits StreamWriter and that can emit the new markup.
C. Reference the class in the element of the new device's browser definition file.
D. Reference the class in the element of the new device's browser definition file.