When an array myArray is only partially filled, how can the programmer keep track of the current number of elements?

What is the output of the following code snippet? int var1 = 10; int var2 = 2; int var3 = 20; var3 = var3 / (var1 % var2); System.out.println(var3);

What is the meaning of x = 0; in Java?

What is the output of the statements below? int a = 10; int b = 20; int count = 0; if (a > 5) { count ++; if (b > 5) { count ++; } } if (a > 10) { count ++; if (b > 10) { count ++; } } System.out.print (count);

Assume the method createSomething has been defined as follows: public static int [] createSomething (int start, int size) { int [] result = new int[size]; for (int i = 0; i < result.length; i++) { result[i] = start; start++; } return result; } What is printed by the statement below? System.out.print(Arrays.toString(createSomething(4, 3)));

Which one of the following statements displays the output as 54321.00?

When hand tracing, drawing a line through the value stored in a variable means that the

What is the value of the var variable at the end of the given code snippet? int var = 30; var = var + 2 / var; var++;

Which one of the following statements displays the output as -1.23e+02?

Which error type does the “off-by-one” error belong to?