Basic GUI Components in java

import javax.swing.*;

public class GUIComponents
{
 public static void main(String a[])
 {
   JButton jbtOK = new JButton("OK");
  
   JLabel jlblName =new JLabel("Enter ur name : ");
  
   JTextField jtfName = new JTextField("Type name here : ");
  
   JCheckBox jchkBox = new JCheckBox("Bold");
  
   JRadioButton jrbRed = new JRadioButton("Red");
  
   JComboBox jcboColor = new JComboBox(new String[]{"Red","Green","Blue"});
  
   JPanel panel = new JPanel();
  
    panel.add(jbtOK);
    panel.add(jlblName);
    panel.add(jtfName);
    panel.add(jchkBox);
    panel.add(jrbRed);
    panel.add(jcboColor);   
   
    JFrame frame = new JFrame();
    frame.add(panel);
    frame.setTitle("Show GUI Components ");
    frame.setSize(450,100);
    frame.setLocation(200,100);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setVisible(true);
   
 }
}