a. Write a class named Student has the following data fields and methods: private int Id private double GPA Constructor to create a Student object with specified name, address, Id and GPA. Accessors...

a. Write a class named
Student
has the following data fields and methods:

• private int Id


• private double GPA


• Constructor to create a Student object with specified name, address,

Id and GPA.

• Accessors and mutators methods for Id and GPA data fields (get and set).


• A method toString () that returns Id, name and address and GPA.

b. Write a test program that creates a Student object with Id:123 Name: Ahmed address: Muscat grade: 2.55 & then call toString () method to display Id, name and address and GPA.