Java

Harold Cohen is one of the most progressive private higher education institutions. Due to a high demand in computer science and engineering studies, the institution offers online classes to prospective students. The following diagram shows the inheritance hierarchy used in developing a course registration system for the institution. public class course Registration private String studentID; private String studentName; private int studentAge; private char student Gender; private int studentType; //1.undergraduate or 2.postgraduate lormal constructor llaccessor methods //mutator method l/printer method //public double calculateFee () ...) } onlineClass - programCode : String + onlineClass(String, String, int, char, int, String) + getProgramCode(): String + setProgramCode(String): void + calculateFee(): double + toString(): String c) Write the main program to perform the following tasks: i. Create an array of ONE HUNDRED (100) onlineClass objects named online, ii. Input and store all information about students into the array. ii. Update program code from ENG to COMP for student ID "2017111222". iv. Calculate and display the total fee collected from engineering program for undergraduate students. v. Display the program code enrolled by a student named "Alexander". (10 marks)