单项选择题

You are implementing an ASP.NET Web site.
The site allows users to explicitly choose the display language for the site's Web pages. You create a Web page that contains a DropDownList named ddlLanguage, as shown in the following code segment.

The site contains localized resources for all page content that must be translated into the language that is selected by the user. You need to add code to ensure that the page displays content in the selected language if the user selects a language in the drop-down list. Which code segment should you use?（）

A.protected void SelectedLanguageChanged（object sender， EventArgs e） {Page.UICulture = ddlLanguage.SelectedValue；}
B.protected override void InitializeCulture（） {Page.UICulture = Request.Form["ddlLanguage"]；}
C.protected void Page_Load（object sender， EventArgs e） {Page.Culture = Request.Form["ddlLanguage"]；}
D.protected override void InitializeCulture（） {Page.Culture = ddlLanguage.SelectedValue；}

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单项选择题

You are creating an ASP.NET Web site.
The site has a master page named Custom.master.
The code-behind file for Custom.master contains the following code segment.
You create a new ASP.NET page and specify Custom.master as its master page. You add a Label control named lblRegion to the new page.
You need to display the value of the master page’s Region property in lblRegion. What should you do？（）

A.Add the following code segment to the Page_Load method of the page code-behind file. CustomMaster custom = this.Parent as CustomMaster； lblRegion.Text = custom.Region；
B.Add the following code segment to the Page_Load method of the page code-behind file. CustomMaster custom = this.Master as CustomMaster； lblRegion.Text = custom.Region；
C.Add the following code segment to the Page_Load method of the Custom.Master.cs code-behind file. Label lblRegion = Page.FindControl（"lblRegion"） as Label； lblRegion.Text = this.Region；
D.Add the following code segment to the Page_Load method of the Custom.Master.cs code-behind file. Label lblRegion = Master.FindControl（"lblRegion"） as Label； lblRegion.Text = this.Region；

单项选择题

You are implementing an ASP.NET application that includes a page named TestPage.aspx. TestPage.aspx uses a master page named TestMaster.master. You add the following code to the TestPage.aspx code-behind file to read a TestMaster.master public property named CityName. protected void Page_Load（object sender， EventArgs e） { string s = Master.CityName； } You need to ensure that TestPage.aspx can access the CityName property. What should you do？（）

A.Add the following directive to TestPage.aspx. <%@ MasterType VirtualPath="~/TestMaster.master" %><%@ mastertype="" virtualpath="~/TestMaster.master">
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C.Set the Strict attribute in the @ Master directive of the TestMaster.master page to true.
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单项选择题

You are developing an ASP.NET Web page that contains input controls， validation controls， and a button named btnSubmit. The page has the following code-behind.01 Public Class _Default 02 Inherits System.Web.UI.Page03 04 Protected Sub SaveToDatabase（）05 06 End Sub07 08 Protected Sub btnSubmit_Click（ByVal sender As Object，09 ByVal e As EventArgs） Handles btnSubmit.Click10 11 End Sub12 13 End Class You need to ensure that all data that is submitted passes validation before the data is saved in a database. What should you do？（）

A.Add the following method override. Protected Overrides Sub OnInit（ByVal e As EventArgs） MyBase.OnInit（e） If （Page.IsValid） Then Me.SaveToDatabase（） End Sub
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