What is output? public class Student { private double my GPA; private int myCredits; public void increaseCredits(int amount) { myCredits = my Credits + amount; public void setCredits(int credits) { myCredits = credits; public int getCredits() { return myCredits; public static void main(String [] args) { Student s = new Studento; S.setCredits(6); s.increaseCredits(12); System.out.println(s.getCredits); 18 06 00 O 12 Which is true? public class Car { XXX Person theDriver = new Person; XXX Person getDriver({ XXX should be replaced with private Class Person uses a Car Class Car uses a Person O XXX should be replaced with public Which is true? Class data are normally public A program with multiple classes is contained in a single file A programmer must decide what a class contains and does A programmer should sketch a class while writing the code What is the blueWidget's inStock at the end of main()? public class Widget { private int inStock; public Widget { inStock = 10; public void addInventory(int amt) { inStock = inStock + amt; public static void main(String [] args) { Widget blueWidget = new WidgetO; Widget greenWidget = new WidgetO; blueWidget.addInventory(15); greenWidget.addInventory(5); WW 15 30 10 25 What is the greenWidget's in Stock at the end of main()? public class Widget { private int inStock; public Widget { inStock = 10; public void addInventory(int amt) { inStock = inStock + amt; public static void main(String [] args) { Widget greenWidget = new WidgetO; greenWidget.addInventory(15); greenWidget.addInventory(5); 05 30 10 20 What is the value of honda Accord's odometer at the end of main()? public class SimpleCar { private int odometer; public SimpleCar() { odometer = 0; public SimpleCar(int miles) { odometer = miles; public void drive(int miles) { odometer = odometer + miles; public static void main(String[] args) { SimpleCar fordFusion = new SimpleCarO; SimpleCar hondaAccord = new SimpleCar(30); fordFusion. drive(100); fordFusion, drive(20); 30 20 100 120 How many references are declared? Dog Labrador = new DogO; Dog poodle; Dog beagle = new DogO; poodle = beagle; poodle = labrador; 3 O2 Error: Illegal assignment statement 04 Which XXX assigns the parameter to the instance member? public class Student { private double gpa; public void setGPA(double gpa) { XXX Ogpa=this.gpa; this - gpa double gpa = this.gpa; this.gpagpa; Which replaces "Apples" with "Bananas"? ArrayList groceryList; groceryList = new ArrayListO; groceryList.add("Bread"); groceryList.add("Apples"); groceryList.add("Grape Jelly"); O groceryList.set(2, "Bananas"); O groceryList.replace(1, "Bananas"); O groceryList.replace("Apples","Bananas"); O groceryList.set(1, "Bananas"); What does mystery() do? public class Roster { private ArrayList list; public Student mysteryO{ Student studenti = list.get(0); double gpa = studenti.getGPAO; for(int i = 1; i gpa) { studenti = S; return student1; Returns the student with the lowest GPA Returns the student with the highest GPA Always returns the first student in the roster Sorts the student list by GPA