week7. practical lab test ~ pass (...ㅠ.ㅜ...망했따능)다음주 시험은 잘봐야지!!! ◆ Graphic Applications and Frame Windows◇ Steps to show a frame1. Construct and object of the JFrame classJFrame frame = new JFrame();2. Set the size of the frameframe.setSize(300,400);3. If you'd like, set the title of the frameframe.setTitle("An Empty Frame");4. Set the "default close operation"frame.setDefaultCloseOperation(JFram..