How does a console-based application differ from a Windows Forms application?

• A.Console-based applications require the XNA Framework to run.
• B.Windows Forms applications do not provide a method for user input.
• C.Windows Forms applications can access network resources.
• D.Console-based applications do not display a graphical interface.

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Which of the following must exist to inherit attributes from a particular class?

• A.Public properties
• B.A has-a relationship
• C.An is-a relationship
• D.Static members

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How many parameters can a default constructor have?

• A.0
• B.1
• C.2
• D.3 or more

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You are reviewing a C# program that contains the following class:
public class Rectangle
{
public double Length {get; set;}
public double Width { get; set; }
}
The program executes the following code as part of the Main method:
Rectangle r1, r2;
r1 = new Rectangle { Length = 10.0, Width = 20.0 };
r2 = r1;
r2.Length = 30;
Console.WriteLine(r1.Length);
What will be the output when this code is executed?

• A.10
• B.40
• C.30
• D.20

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The following functions are defined:

What does the console display after the following line?
Printer(2)

• A.211
• B.2101
• C.210
• D.2121

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