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？（）

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单项选择题
YoucreateanewASP.NETMVC2Webapplication.ThefollowingdefaultroutesarecreatedintheGlobal.asax.vbfile.01SharedSubRegisterRoutes（ByValroutesAsRouteCollection）0203routes.IgnoreRoute（"{resource}.axd/{*pathInfo}"）0405routes.MapRoute（"Default"，"{controller}/{action}/{id}"，NewWith{.controller="Home"，.action="Index"，.id=""}）06EndSubYouimplementacontrollernamedHomeControllerthatincludesmethodswiththefollowingsignatures.FunctionIndex（）AsActionResultFunctionDetails（ByValidAsInteger）AsActionResultFunctionDetailsByUsername（ByValusernameAsString）AsActionResultYouneedtoaddaroutetomeetthefollowingrequirements.ThedetailsforausermustbedisplayedwhenausernameisenteredasthepathbyinvokingtheDetailsByUsernameaction.Usernamescancontainalphanumericcharactersandunderscores，andcanbebetween3and20characterslong.Whatshouldyoudo？（）

A.Replace line 05 with the following code segment. routes.MapRoute（ "Default"， "{controller}/{action}/{id}"， New With {.controller = "Home"， .action = "DetailsByUsername"， .id = ""}）
B.Replace line 05 with the following code segment. routes.MapRoute（"Default"， "{controller}/{action}/{username}"， New With {.controller = "Home"， .action = "DetailsByUsername"， .username = ""}， New With {.username = "\w{3，20}"} ）
C.At line 04， add the following code segment.routes.MapRoute（ "Details byUsername""{username}"， New With {.controller = "Home"， .action = "DetailsByUsername"}， New With {.username = "\w{3，20}"}）
D.At line 04， add the following code segment. routes.MapRoute（ "Details by Username"， "{id}"， New With {.controller = "Home"， .action = "DetailsByUsername"}， New With {.id = "\w{3，20}"} ）
单项选择题
YouareimplementinganASP.NETMVC2application.IntheAreasfolder，youaddasubfoldernamedProducttocreateasingleprojectareA.YouaddfilesnamedProductController.vbandIndex.aspxtotheappropriatesubfolders.YouthenaddafilenamedRoute.vbtotheProductfolderthatcontainsthefollowingcode.01PublicClassRouteInheritsAreaRegistration0203PublicOverridesReadOnlyPropertyAreaNameAsString04Get05Return"product"06EndGet07EndProperty0809PublicOverridesSubRegisterArea（ByValcontextAsAreaRegistrationContext）1011context.MapRoute（"product_default"，"product/{controller}/{action}/{id}"，NewWith{.controller="Product"，.action="Index"，.id=""}）1213EndSubEndClassWhenyouloadtheURLhttp：///product，youdiscoverthatthecorrectpageisnotreturned.Youneedtoensurethatthecorrectpageisreturned.Whatshouldyoudo？（）

A.Replace line 11 with the following code segment. context.MapRoute（"product_default"， "{area}/{controller}/{action}/{id}"， New With {.area = "product"， .controller = "Product"， .action = "Index"， .id = ""}）
B.Replace line 11 with the following code segment. context.MapRoute（"product_default"， "{area}"， New With {.controller = "Product"， .action = "Index"， .id = ""}）
C.Add the following code segment at line 12. AreaRegistration.RegisterAllAreas（）
D.Add the following code segment to the RegisterRoutes method in the Global.asax.vb file. AreaRegistration.RegisterAllAreas（）
单项选择题
You are creating an ASP.NET Web site. You create a HTTP module named Custom Module， and you register the module in the web.config file.The Custom Module class contains the following code. Public Class Custom Module Implements IHttpModule Dim footerContent As String = Footer Content"Public Sub Dispose（） Implements IHttpModule.DisposeEnd SubEnd Class You need to add code to CustomModule to append the footer content to each processed ASP.NET page. Which code segment should you use？（）

A.Public Sub New(ByVal app As HttpApplication) AddHandler app.EndRequest, AddressOf app_EndRequest End Sub Sub app_EndRequest(ByVal sender As Object, ByVal e As EventArgs) Dim app As HttpApplication = TryCast(sender, HttpApplication) app.Response.Write(footerContent) End Sub
B.Public Sub Init(ByVal app As HttpApplication) _ Implements IHttpModule.Init AddHandler app.EndRequest, AddressOf app_EndRequest End Sub Sub app_EndRequest(ByVal sender As Object, ByVal e As EventArgs) Dim app As HttpApplication = New HttpApplication() app.Response.Write(footerContent) End Sub
C.Public Sub New() Dim app As HttpApplication = New HttpApplication() AddHandler app.EndRequest, AddressOf app_EndRequest End Sub Sub app_EndRequest(ByVal sender As Object, ByVal e As EventArgs) Dim app As HttpApplication = TryCast(sender, HttpApplication) app.Response.Write(footerContent) End Sub
D.Public Sub Init(ByVal app As HttpApplication) _ Implements IHttpModule.Init AddHandler app.EndRequest, AddressOf app_EndRequest End Sub Sub app_EndRequest(ByVal sender As Object, ByVal e As EventArgs) Dim app As HttpApplication = TryCast(sender, HttpApplication)app.Response.Write(footerContent) End Sub