Exam 7: Sub and Function Procedures

Case 1 - MTN Outdoor You have just started working for MTN Outdoor as a programmer. Your first assignment is to review and correct various code to use sub procedures and/or functions. -Which of the following statements would invoke the DisplayMessage Sub procedure?

Like a Sub procedure header,a Function procedure header includes the As dataType section.

The computer automatically processes an event procedure when the event occurs.

When using ____,you capitalize the first letter in the procedure name and the first letter of each subsequent word in the name.

Explain the difference between passing data by value and passing data by reference.

Write the code for a function named GetMajor.The function should prompt the user to enter a major field of study and then return the user's response.Then write a statement to invoke the GetMajor function,returning the result to the strCurrentMajor variable.

The names of the arguments in a Call statement need to be identical to the names of the corresponding parameters.

What are the three main reasons programmers use independent Sub procedures?

A combo box's ____ property contains the value that appears in the text portion of the control.

Usually,the statement that invokes a function will assign the function's return value to a(n)____.

A Function procedure does not return a value after performing its assigned task.

The default combo box style in Visual Basic is ____.

Write the code for a Sub procedure named DisplayAuto,which displays a message containing the two values passed to it: an automobile make and model.Use strMake and strModel as the parameters.Display the "You own a make model." message in a message box.Then write the statement to invoke the procedure,passing it the contents of the strBrand and strType variables,respectively.

A form's ____ procedure is responsible for verifying that the user wants to close the application,and then taking the appropriate action based on the user's response.

Case 1 - MTN Outdoor You have just started working for MTN Outdoor as a programmer. Your first assignment is to review and correct various code to use sub procedures and/or functions. -Which of the following statements would invoke the GetEndInventory function and assign the function's return value to the intEnd variable?

The following sample of code contains errors. Rewrite the incorrect statements to correct all errors. -Private Sub frmMain_FormClosing(ByVal sender As Object,ByVal e As System.Windows.Forms.FormClosingEventArgs)Handles Me.FormClosing ' verify that the user wants to exit the application Dim dlgButton As DialogResult dlgButton = MessageBox.Show("Do you want to exit?", "Sample Program") ' if the No button was selected,don't close the form If dlgButton = DialogResult.Yes Then e.Cancel = TrueEnd IfEnd SubPrivate Sub frmMain_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load' fill combo box with values, then select default valueFor intNumber As Integer From 0 Thru 10cboNumbers.Add(intNumber.ToString)Next intNumbercboNumbers.SelectedItem = FirstEnd Sub

Visual Basic allows you to specify that an argument in the Call statement is optional.

The expression Math.Round(287.876,2)yields a value of ____.

For the access key to work correctly in a combo box,you must set the label's TabIndex property to a value that is ____ the combo box's TabIndex value.

Case 1 - MTN Outdoor You have just started working for MTN Outdoor as a programmer. Your first assignment is to review and correct various code to use sub procedures and/or functions. -An application allows a user to scan a bar code of an item to determine the item price.A message that contains the item name and the item price should display.You need to create a Sub procedure to display the message.Which of the following procedure headers should be used?