多项选择题
You use the following declaration to add a Web user control named TestUserControl.ascx to an ASP.NET page named TestPage.aspx. You add the following code to the code-behind file of TestPage.aspx. private void TestMethod(){ ...}You define the following delegate. public delegate void MyEventHandler(); You need to add an event of type MyEventHandler named MyEvent to TestUserControl.ascx and attach the page’s TestMethod method to the event. Which two actions should you perform?()
A.Add the following line of code to TestUserControl.ascx.cs. public event MyEventHandler MyEvent;
B.Add the following line of code to TestUserControl.ascx.cs. public MyEventHandler MyEvent;
C.Replace the TestUserControl.ascx reference in TestPage.aspx with the following declaration. <uc:TestUserControl ID="testControl" runat="server" OnMyEvent="TestMethod"/>
相关考题
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多项选择题
YoucreateaWebpagenamedTestPage.aspxandausercontrolnamedTestUserControl.ascx.TestPage.aspxusesTestUserControl.ascxasshowninthefollowinglineofcode.OnTestUserControl.ascx,youneedtoaddaread-onlymembernamedCityNametoreturnthevalue"NewYork".YoualsomustaddcodetoTestPage.aspxtoreadthisvalue.Whichtwoactionsshouldyouperform?()
A.Add the following line of code to the TestUserControl.ascx.cs code-behind file. public string CityName { get { return "New York"; } }
B.Add the following line of code to the TestUserControl.ascx.cs code-behind file. protected readonly string CityName = "New York";
C.Add the following code segment to the TestPage.aspx.cs code-behind file. protected void Page_Load(object sender, EventArgs e) { string s = testControl.CityName; }
D.Add the following code segment to the TestPage.aspx.cs code-behind file. protected void Page_Load(object sender, EventArgs e) { string s = testControl.Attributes["CityName"]; } -
单项选择题
YoucreateaWebpagenamedTestPage.aspxandausercontrolnamedcontainedinafilenamedTestUserControl.ascx.YouneedtodynamicallyaddTestUserControl.ascxtoTestPage.aspx.Whichcodesegmentshouldyouuse?()
A.protected void Page_Load(object sender, EventArgs e) { Control userControl=Page.LoadControl("TestUserControl.ascx"); Page.Form.Controls.Add(userControl); }
B.protected void Page_Load(object sender, EventArgs e) { Control userControl = Page.FindControl("TestUserControl.ascx"); Page.Form.Controls.Load(userControl); }
C.protected void Page_PreInit(object sender, EventArgs e) { Control userControl =Page.LoadControl("TestUserControl.ascx");Page.Form.Controls.Add(userControl); }
D.protected void Page_PreInit(object sender, EventArgs e) { Control userControl = Page.FindControl("TestUserControl.ascx"); Page.Form.Controls.Load(userControl); } -
单项选择题
You are implementing an ASP.NET application that will use session state in out-of-proc mode. You add the following code. You need to add an attribute to the Person class to ensure that you can save an instance to session state. Which attribute should you use?()
A.Bindable
B.DataObject
C.Serializable
D.DataContract
