1. Write a Java program to create a class named Exam with the following: a) Declare the Fields: Code, CName, Level, Mark ( data types int and String ) b) Declare the following: 1. Override constructors. 2. Function name : Show( ) - to display the Exam details. 3. Declare a mutator method UpdateMark() to increase the mark of a student by 2 mark and print the updated Age. 4: Draw Class Diagram and Object Diagram from the below given Details. public class Fruit \{ private Juice color; private Juice flavor; }