CodeHS Unit 4- Test Questions & Answers

CodeHS Unit 4- Test Questions &
Answers
4.1.6 Using the Rectangle Class ✔️Correct Ans-RectangleTester.java:

public class RectangleTester extends ConsoleProgram

{

public void run()

{

// Create a rectangle with width 5 and height 12

Rectangle room = new Rectangle(5,12);

// Then print it out

System.out.println(room);

}

}



Rectangle.java:

public class Rectangle

{

private int width;

private int height;



public Rectangle(int rectWidth, int rectHeight)

{

,width = rectWidth;

height = rectHeight;

}



public int getArea()

{

return width * height;

}



public int getHeight()

{

return height;

}



public int getWidth()

{

return width;

}



public String toString()

{

return "Rectangle with width: " + width + " and height: " + height;

}

,}



4.1.7 Calling A Method ✔️Correct Ans-RectangleTester.java:

public class RectangleTester extends ConsoleProgram

{

public void run()

{

/*

* Rectangle is the name of the class. Every Rectangle

* has a width and a height. But the specific instances

* have their own dimensions.

*/

Rectangle r1 = new Rectangle(7, 14);

System.out.println(r1.getHeight());

System.out.println(r1.getWidth());

System.out.println(r1.getArea());

}

}



Rectangle.java:

public class Rectangle

{

, private int width;

private int height;



public Rectangle(int rectWidth, int rectHeight)

{

width = rectWidth;

height = rectHeight;

}



public int getArea()

{

return width * height;

}



public int getHeight()

{

return height;

}



public int getWidth()

{

return width;

}