java coding

Story: Write a program that grades a written exam. The exam has 20 multiple choice questions. Here are the correct answers 1.B 6.A 11.B 16.0 2.D 7.B 12.c 17.C 3.A 8.A 13.D 18.B 4.A 9.C 14.A 19.D 10.D 15.D 20.A 5.C A student must correctly answer 15 of the 20 questions to pass the exam. Instructions: 1. Write a program which should have the following methods: passed. Returns true if the student passed the exam, or false if the student failed totalCorrect. Returns the total number of correctly answered questions totalIncorrect. Returns the total number of incorrectly answered questions questionsMissed. Return an int array containing the question numbers of the questions that the student missed. 2. Demonstrate this class in a complete program that asks the user to enter a student's answers, and then displays the results returned from the Exam class's methods. . Hint: Have an array to hold the correct answer. Have an array to hold the student's