COMP 1005 Midterm: Practice midterm.docx

19. Suppose we have the following two classes in separate files. public class Brownie private int weight; private int calories; private boolean is Yummy; public void eat () weight = 0; calories = 0; is Yummy = Math.random() > 0.5; public class I LoveBrownies public static void main(String[] args) Brownie bl = new Brownie(); bl.eat ();

(b) public class ReferenceTest2 { public static void methodTwo (int[] x) { X = new int [10]; x[0] ++; public static void main(String[] args) { int[] y = {1, 2, 3, 4, 5}; methodTwo (y); //IS THE DATA STORED OR REFERRED TO BY Y THE SAME? (ANSWER IN CHART)

15. What prints when the following code is executed? public class MidtermExamples public static void main(String[] args) { int) foo = new int [10]; int[] bar = new int [5]; swap (foo, bar); System.out.println(foo.length); public static void swap (int[] a, int[] b) { int[] temp = a; a = b; b = temp;