Computer Programming: Graphics

By default, graphics coordinates in Java have the origin (0,0) in the _______ corner of the drawing area.

• upper-left
• upper-right
• lower-left
• lower-right

When an object of a class derived from JPanel needs to repaint itself, which method does it call?

• paint(g)
• repaint( )
• paintComponent(g)
• repaintComponent( )

What are the default units for coordinates in Graphics?

• inches
• pixels
• centimeters
• millimeters

With what arguments(s) is the setColor method of the Graphics class called?

• a Color object
• three integers (red, green, blue components of a color)
• a BasicStroke object
• a Paint object

What font styles do Java fonts support?

• plain only
• plain and bold only
• plain, bold, and italic only
• plain, bold, italic, and bold+italic

Which of the following is NOT a valid drawing method of the Graphics class?

• drawRect
• drawCircle
• fillOval
• drawPolygon

What does the 'c' represent in the following method call:
g.fill3DRect(a, b, c, d, e);

• the x value starting position
• the y value starting position
• the width of the rectangle
• the height of the rectangle

What does the 'b' represent in the following method call:
g.drawOval(a, b, c, d);

• the x value starting position
• the y value starting position
• the width of the rectangle
• the height of the rectangle

Which of the following is true about the 'paint' method?

• can be called directly from your Java program
• automatically called in response to certain messages
• not the central drawing method for the application window
• none of these options are true

Which of the following capabilities is not supported by the Graphics class?

• drawing filled rectangles
• shifting the origin in the coordinate frame
• rotating the coordinate frame
• different font sizes