____ methods must be implemented when using an interface.

____ are generated when the user presses a key, clicks a button, or selects a menu item.

Which of the following statements about a Java interface is NOT true?

Consider the following class: public class Player implements Comparable { private String name; private int goalsScored; // other methods go here public int compareTo(Object otherObject) { __________________________________ return (goalsScored – otherPlayer.goalsScored); } } What statement can be used to complete the compareTo() method?

____ methods must be implemented when using an interface.

Consider the following code snippet: JFrame frame = new JFrame(); JPanel panel = new JPanel Which statement would add the panel to the frame?

____ are generated when the user presses a key, clicks a button, or selects a menu item.

To associate an event listener with a JButton component, you must use the ___ method of the JButton class.

Complete the following code snippet with the correct enhanced for loop so it iterates over the array without using an index variable.       String[] arr = { “abc”, “def”, “ghi”, “jkl” };   ___________________   {      System.out.print(str);     }  

One of the many negative effects of smoking on the lungs is that the heat and chemicals in cigarette smoke cause damage to alveoli, resulting in the accumulation of scar tissue. What would be the effect of this on lung function? OR Diabetics sometime suffer from severe ketoacidosis, which results in lowered pH of the blood. One effect of diabetic ketoacidosis is a form of hyperventilation called Kussmaul breathing. Why would ketoacidosis cause hyperventilation?