Blog

Consider the following code snippet: Scanner in = new Scanner(. . .); in.useDelimiter(“[^0-9A-Za-z]+”); What characters will be ignored and not read in using this code?

Why does the best recursive method usually run slightly slower than its iterative counterpart?

Consider the following code snippet: public interface Sizable { int LARGE_CHANGE = 100; int SMALL_CHANGE = 20; void changeSize(); } Which of the following statements is true?

Complete the code shown to define the Comparator interface for comparing Auto objects. ___________________________ { int compare(Auto a, Auto b); }

 Consider the hierarchy of classes shown below. What is the superclass of the class TelevisionShow?

Consider the following code snippet: public static boolean isEven(int n) { if (n % 2 == 0) { return true; } else { return (isOdd(n)); } } public static boolean isOdd(int n) { if (n % 2 == 1) { return true; } else { return (isEven(n)); } } For any given value of n, what is the maximum number of function calls that could occur, including the original call?

Consider the following code snippet: public interface Sizable { int LARGE_CHANGE = 100; int SMALL_CHANGE = 20; void changeSize(); } Which of the following statements is true?

Consider the following code snippet: Scanner in = new Scanner(. . .); in.useDelimiter(“[^0-9]+”); What characters will be ignored and not read in using this code?

Consider the following code snippet: public static boolean isEven(int n) { if (n % 2 == 0) { return true; } else { return (isOdd(n)); } } public static boolean isOdd(int n) { if (n % 2 == 1) { return true; } else { return (isEven(n)); } } For any given value of n, what is the maximum number of function calls that could occur, including the original call?

The Comparable interface consists of a single method called ____.