What is the output of the following code snippet? String str1 = “her”; String str2 = “cart”; if (str1.compareTo(str2) < 0) { System.out.print(str2); } else { System.out.print(str1); }

Which of the statements about hand-tracing is true?

What is the output of the following code snippet? int x = 25; if (x < 100) { x = x + 5; } if (x < 500) { x = x - 2; } if (x > 10) { x++; } else { x–; } System.out.println(x);

Consider the following code snippet. Which statement should be used to fill in the empty line so that the output will be [32, 54, 67.5, 29, 35]? public static void main(String[] args) { double data[] = {32, 54, 67.5, 29, 35}; ______________ System.out.println(str); }

The black boxes from which a program is manufactured are called ___.

What is the output of the following code snippet? int i = 1; while (i < 20) { System.out.print(i + " "); i = i + 2; if (i == 15) { i = 19; } }

Assume the array of integers values has been created and process is a method that has a single integer parameter. Which of the following is equivalent to the loop below? for (int val: values) { process(val); }

What changes do you need to make in the following code snippet to display “Let us learn Java” exactly 10 times? int i = 0; while (i

What are the values of i and j after the following code snippet is run? int i = 10; int j = 20; int count = 0; while (count < 5) { i = 2*i; i = i + 1; j = j - 1; count++; } System.out.println("i = " + i + ", j = " + j);

Suppose you wish to write a method that returns the sum of the elements in partially filled array. Which is the best choice for a method header?