Blog

Given the following code snippet for searching an array: int[] arr = {3, 8, 12, 14, 17}; int newVal = 15; int pos = Arrays.binarySearch(arr, newVal); What value will pos have when this code is executed?

In general, the expression ____ means that f grows no faster than g.

What is included in a linked list node? I    a reference to its neighboring nodes II   an array reference III  a data element

Consider the definition of the Measurable interface and the code snippet defining the Inventory class: public interface Measurable { double getMeasure(); } public class Inventory implements Measurable { . . . double getMeasure() { return onHandCount; } } What is wrong with this code?

What type of edge does UML use to denote interface implementation?

Consider the code for the recursive method mystery shown in this code snippet: public static int mystery(int n) { if (n == 0) { return 0; } else { return (n + mystery(n-1)); } } What will be printed by the statement System.out.println(mystery(-4));?

The PrintWriter class is an enhancement of the ____ class.

Which method of an exception object will retrieve a description of the exception that occurred?

Assume that you have declared a map named myMap to hold String values with Integer keys. Which of the following statements will correctly add an association into myMap?

Consider the helper method reversePrint, which uses recursion to display in reverse the elements in a section of an array limited by the firstIndex and lastIndex arguments. What statement should be used to complete the recursive method? public static void reversePrint(int[] array, int firstIndex, int lastIndex) { if (firstIndex < lastIndex) { ________________________________________ } System.out.println(array[firstIndex]); } public static void main(String[] args) { int [] numbers = { 4, 7, 1, 0, 2, 7 }; reversePrint(numbers, 0, numbers.length - 1); }