For Loop Array

for (int i = 0; i < questions.length; i++) {
            answer = JOptionPane.showInputDialog(questions[i][0]);
            if (answer.equalsIgnoreCase(questions[i][1])) {
                JOptionPane.showMessageDialog(null, "Correct!");
                score++;
            }
            else {
                JOptionPane.showMessageDialog(null, "Incorrect!");
                score--;
            }


        }