Arrays and the ArrayList Class pls include comments *Phone Book Arraylist 1,Writ

Question

                                                  Arrays and the ArrayList Class

pls include comments

*Phone Book Arraylist

1,Write a class named phoneBookEntry that has fields for a person's name and phone number.The class should have a constructor and appropriate accessor and mutator methods. Then write a program that creats at least five PhoneBookEntry objects and stores them in an ArrayList. Use a loop to display the contents of each object in the ArrayList.

*Rainfall Class

2, write a RainFall class that stores the total rainfall for each of 12 months into an array of doubles. The program should have methods that return the following :

* the total rainfall for the year

* the average monthly rainfall

* the month with the most rain

* the month with the least rain

Demonstrate the class in a complete program.

Input Validation: Do not accept negative numbers for the monthly rainfall figures.

Explanation / Answer

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