Users report that updated records are saved properly, and deleted records are removed, but that new records are missing the next time they run the application. What could be the problem?   The InsertCommand property of the SqlDataAdapter points to a SqlCommand object that does not properly add rows.

Session("FirstName") = txtFirstName.Text

You run the application and enter a first name on the ASP.NET page. When you browse to an existing ASP page that uses the FirstName session variable, the first name is blank. What could be the problem?   The ASP and ASP.NET engines do not share session state or application state.

InstallUtil.exe Assembly1.dll Assembly2.dll Assembly3.dll

A problem occurs with the installation of Assembly2.dll, and that assembly cannot be installed. Which assembly or assemblies will be installed on the target machine?   No assemblies will be installed.

Private Sub Page_Load(ByVal sender As System.Object, 
ByVal e As System.EventArgs) Handles MyBase.Load
   ' Move the data from the database to the DataGrid
   dgOrders.DataBind()
End Sub

The Web Form loads without error, but the DataGrid does not display any data. What is the problem?   You neglected to call the Fill method of the SqlDataAdapter object.

Private Sub Page_Load(ByVal sender As System.Object, _
     ByVal e As System.EventArgs) Handles MyBase.Load
        lbCustomers.DataSource = DataLoad()
        lbCustomers.DataTextField = "CustomerName"
    End Sub

The Web Form opens without error, but no customer names are displayed. What is the problem?   You have neglected to call the DataBind() method of the page.

What is the easiest way to maintain focus across postback operations in this application?   Set the SmartNavigation property of the Page class to True.

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The Web Form also contains a RequiredFieldValidator control named rfvSize. You have set the ControlToValidate property of rfvSize to ddlSize. Your goal is to make sure that a non-default value is chosen from ddlSize before the Web Form is posted back to the server. What other property setting must you make on the rfvSize control?   InitialValue = "-"

Users report that the sales tax amount is not updated no matter which state they choose in the DropDownList. What must you do to fix this problem?   Set the AutoPostBack property of the DropDownList control to True.

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Private Sub LoadAccounts(ByVal sender As System.Object, _
 ByVal e As System.EventArgs)

What statement should you use to attach this procedure to the Load event?   

AddHandler Me.Load, AddressOf LoadAccounts

What type of caching can you use to speed up the delivery of this page?   Varying

Supervisors report that after they edit an employee's information, each employee name appears twice in the ListBox control. What should you do to fix this problem?   Check the IsPostBack property in the Page.Load event and only add names if IsPostBack is False.

Dim dr As SqlDataReader = cmd.ExecuteReader()
Dim ? As String
While dr.Read()
    ? = ? & dr.GetString(0)
End While

What can you do to optimize this portion of the application?   Replace the String object with a StringBuilder object.

When the user selects a new company name in the ListBox, you wish to display the corresponding CustomerID value in the txtCustomerID control. What should you do?   Call the DataBind method of the TextBox control in the SelectedIndexChanged event of the ListBox.

Calling the ExecuteNonQuery method is causing an error. What is the most likely reason for this error?   You are using the same SqlConnection object for both the SqlDataReader object and the SqlCommand object, and the SqlDataReader is still open when you try to execute the SqlCommand.

Declare Function GetSystemDirectory Lib "kernel32" ( _
 ByVal lpBuffer As String, _
 ByRef nSize As Integer) As Integer

Your code is failing with a System.EntryPointNotFoundException exception whenever you call this function. What should you do to fix this failure?   Add the Auto modifier to the declaration.

<identity impersonate="true" name="CORP\Auditing" 
 password="Auditing"/>

You are allowing only digest or Windows integrated authentication in IIS. ASP.NET is running under the machine account. What identity will ASP.NET use to authorize resources if a user with the Windows account Shirley in the CORP domain logs in via digest authentication?   CORP\Auditing

<customErrors mode="On"
  defaultRedirect="AllError.htm">
</customErrors>

The application includes a login page named Login.aspx. When an error occurs on the login page, you wish to display the page LoginInstructions.htm instead of AllErrors.htm. What should you do?   Add an ErrorPage attribute to the Page directive for Login.aspx. Set the value of this attribute to LoginInstructions.htm.