You are developing an ASP.NET web page that includes a text box control.
The page includes a server-side method named ValidateValue.
You need to configure the page so that the text box value is validated by using the ValidateValue method.
Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

• A. Use the CustomValidator control.
• B. Use the CompareValidator control.
• C. Set OnServerValidate on the control to ValidateValue.
• D. Set ValidationGroup on the control to ValidateValue.

You work as an ASP.NET Web Application Developer for SomeCompany.
The company uses Visual Studio .NET 2010 as its application development platform.
You create an ASP.NET Web site using .NET Framework 4.0.
Only registered users of the company will be able to use the application.
The application holds a page named UserAccount.aspx that enables new users to register them to the
registered users' list of the company.
The UserAccount page hold numerous TextBox controls that accept users personal details, such as user
name, password, home address, zipcode, phone number, etc.
One of the TextBox controls on the page is named ZipCode in which a user enters a zip code.
You must ensure that when a user submits the UserAccount page, ZipCode must contain five numeric
digits.
What will you do to accomplish this?
(Each correct answer represents a part of the solution. Choose two.)

• A. Use RegularExpressionValidator
• B. Use CompareValidator
• C. Use RequiredFieldValidator
• D. Use RangeValidator.
• E. Use RequiredValidator

Gridview: How to change the image of an image control place in each row in a gridview:

• A. Render
• B. Init
• C. Prerender
• D. ItemDataBound

You are implementing an ASP.NET page that includes the following drop-down list.
<asp:PlaceHolder ID="dynamicControls" runat="server">
<asp:DropDownList ID="MyDropDown" runat="server">
<asp:ListItem Text="abc" value="abc" />
<asp:ListItem Text="def" value="def" />
</asp:DropDownList> </asp:PlaceHolder>
You need to dynamically add values to the end of the drop-down list. What should you do?

• A. Add the following event handler to the page code-behind.
  protected void Page_LoadComplete(object sender, EventArgs e)
  { DropDownList ddl = Page.FindControl("MyDropDown") as DropDownList; Label lbl = new Label(); lbl.Text = "Option"; lbl.ID = "Option"; ddl.Controls.Add(lbl);
  }
• B. Add the following event handler to the page code-behind.
  protected void Page_LoadComplete(object sender, EventArgs e)
  { DropDownList ddl = Page.FindControl("MyDropDown") as DropDownList; ddl.Items.Add("Option");
  }
• C. Add the following OnPreRender event handler to the asp:DropDownList
  protected void MyDropDown_PreRender(object sender, EventArgs e)
  {
  DropDownList ddl = sender as DropDownList;
  Label lbl = new Label();
  lbl.Text = "Option";
  lbl.ID = "Option";
  ddl.Controls.Add(lbl);
  }
• D. Add the following OnPreRender event handler to the asp:DropDownList
  protected void MyDropDown_PreRender(object sender, EventArgs e)
  {
  DropDownList ddl = sender as DropDownList;
  ddl.Items.Add("Option");
  }