If We Were to Call the MakeDouble and ChangeArg Methods

question 29

Multiple Choice

If we were to call the MakeDouble and ChangeArg methods shown below, using the following statements, what value would be assigned to lblResult.Text?
Dim intValue As Integer = 20
ChangeArg(intValue)
LblResult.Text = MakeDouble(intValue) .ToString()

Function MakeDouble (ByVal intArg As Integer) As Integer
Return intArg * 2
End Function

Sub ChangeArg2(ByRef intArg As Integer)
' Display the value of intArg.
LstOutput.Items.Add(" ")
LstOutput.Items.Add("Inside the ChangeArg procedure, " &
"intArg is " & intArg.ToString() )
LstOutput.Items.Add("I will change the value of intArg.")
' Assign 0 to intArg.
IntArg = 0
' Display the value of intArg.
LstOutput.Items.Add("intArg is now " & intArg.ToString() )
LstOutput.Items.Add(" ")
End Sub

• A) 0
• B) 20
• C) 40
• D) (cannot be determined)

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Definitions:

Business Risk

The possibility of experiencing financial loss or failure inherent in operating a business.

Market System

A market system is an economic system in which decisions regarding investment, production, and distribution are based on supply and demand.

Circular Flow Model

An economic model that depicts how money and products move through an economy, showing the interactions between households and businesses.

Resource Markets

Markets where productive resources (like labor, capital, and raw materials) are bought and sold.