单项选择题 You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. You add a Web form that contains the following code fragment: <asp:GridView ID="gvProducts" runat="server" AllowSorting="True" DataSourceID="Products"> </asp:GridView> <asp:ObjectDataSource ID="Products" runat="server" SelectMethod="GetData" TypeName="DAL" /> </asp:ObjectDataSource> You write the following code segment for the GetData method of the DAL class: 01 public object GetData() { 02 SqlConnection cnn = new SqlConnection( ) 03 string strQuery = "SELECT * FROM Products"; 04 05 } You need to ensure that the user can use the sorting functionality of the gvProducts GridView control. Which code segment should you insert at line 04?()
单项选择题 You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. To add a Calendar server control to a Web page, you write the following code fragment: <asp:Calendar SelectionMode="DayWeek" ID="Calendar1" runat="server"> </asp:Calendar> You need to disable the non-week days in the Calendar control. What should you do?()
单项选择题 You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. You write the following code fragment: <asp:DropDownList AutoPostBack="true" ID="DropDownList1" runat="server" onselectedindexchanged= "DropDownList1_SelectedIndexChanged"> <asp:ListItem>1</asp:ListItem> <asp:ListItem>2</asp:ListItem> <asp:ListItem>3</asp:ListItem> </asp:DropDownList> You also add a MultiView control named MultiView1 to the Web page. MultiView1 has three child View controls. You need to ensure that you can select the View controls by using the DropDownList1 DropDownList control. Which code segment should you use?()