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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 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);

Which one of the following is a correct method for defining and initializing an integer variable with name value?

Which of the following statements expresses why the following code is considered bad form? for (rate = 5; years– > 0; System.out.println(balance)) . . . I. unrelated expressions in loop header II. doesn’t match expected for loop idiom III. loop iteration is not clear

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

Which of the following conditions is true exactly when the integer variable middle is between the values 0 and 10?

Assuming that a user enters 15 as input, what is the output of the following code snippet? Scanner in = new Scanner(System.in); System.out.print(“Please enter a number: “); int number = in.nextInt(); if (number > 20) { System.out.println(“The number is LARGE!”); } else { System.out.println(“The number is SMALL!”); }

Which operator constructs object instances?

The operator !> stands for