Chapter 8, Problem 6E

 Implementation of the class “SchoolKid”:

The implementation of the base class “SchoolKid” is given below:

• • Declare the “name”, “age”, “teacher” and “greeting” variables.
• • Define the constructor.
  • ○ Set the values to the declared variables.
• • Define the accessor methods “getName”, “getAge”, “getTeacher” and “getGreeting”.
• • Define the mutator methods “changeTeacher”, and “changeGreeting”.
• • The method “haveBirthday” is used to increment the age value.
• • The “toString” method return the name, age, teacher name, and greeting.
• • The main method is used to create an object for the class and call the methods respectively.
• • Finally display the output.

 Program:

//definition of "SchoolKid" class

public class SchoolKid

{

    //declare the required variables

    private String name;

    private int age;

    private String teacher;

    private String greeting;

    //definition of constructor

public SchoolKid(String aName, int theAge, String theTeacher, String theGreeting)

{

    //set the values

        name = aName;

        age = theAge;

        teacher = theTeacher;

        greeting = theGreeting;

    }

    //definition of "getName" method

    public String getName()

    {

        //return the value

        return name;

    }

    //definition of "getTeacher" method

    public String getTeacher()

    {

        //return the value

        return teacher;

    }

    //definition of "getGreeting" method  

    public String getGreeting()

    {

        //return the value

        return greeting;

    }

    //definition of "getAge" method

    public int getAge()

    {

     ;&#x...