Creating Frames import javax. swing. *i public class MyFrame public static void main(string[] args) JFrame frame new JFrame("Test Frame") frame setsize(400, 300)i frame. setvisible(true) //frame setDefaultcloseOperation( JFrame EXIT ON CLOSE) RunCreating Frames import javax.swing.*; public class MyFrame { public static void main(String[] args) { JFrame frame = new JFrame("Test Frame"); frame.setSize(400, 300); frame.setVisible(true); // frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE); } } Run