... JLabel.CENTER);displayLabel.setOpaque(true);displayLabel.setBackground( new Color( 100 , 100 , 100 ) );displayLabel.setForeground( new Color (25 5, 20 0 , 20 0 ) );displayLabel.setFont( new Font("Serif", Font.BOLD, 30) ... list = { 1, 4, 9, 16, 25 , 36, 49 };creates a new array containing the seven values 1, 4, 9, 16, 25 , 36, and 49, and sets list to refer to that new array. The value of list [0] will be 1, the value ... fromCHAPTER 6. INTRODUCTION TO GUI PROGRAMMING 307 Dimension screensize = Toolkit.getDefaultToolkit().getScreenSize();setLocation( (screensize.width - getWidth()) /2, (screensize.height - getHeight())/2...