Example Code Ch 09-5

question 13

Multiple Choice

Example Code Ch 09-5
Consider the following class definition:
public class AClass
{
protected int x;
protected int y;
public AClass(int a, int b)
{
x = a;
y = b;
}
public int addEm()
{
return x + y;
}
public void changeEm()
{
x++;
y--;
}
public String toString()
{
return "" + x + " " + y;
}
}
-Refer to Example Code Ch 09-5: Which of the following would best redefine the toString method for BClass?

• A) public String toString(int z)
• {
• Return " " + x + " " + y + " " + z;
• }
• B) public String toString()
• {
• Return super.toString();
• }
• C) public String toString()
• {
• Return super.toString() + " " + z;
• }
• D) public String toString()
• {
• Return super.toString()+" " x+" "+y+" "+z;
• }
• E) public String toString()
• {
• Return " " + x + " + y + " " + z;
• }

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Definitions:

ODD

Oppositional Defiant Disorder, a behavioral disorder in children characterized by a consistent pattern of angry, defiant, and vindictive behavior towards authority figures.

Childhood-Onset

The initiation or appearance of symptoms or conditions during the early years of a person's life.

Adult-Onset

Conditions or diseases that begin in adulthood, as opposed to those that are congenital or that develop during childhood.