4) Swing Program that display tabular students qualification data using JTable.

source file name:  TableDemo.java

 import java.awt.*;  

import java.awt.event.*;  

import javax.swing.*;

 class TableDemo extends JFrame 

{

public TableDemo()

{

setLayout(null);

JLabel lb=new JLabel("Student's Qualification");

String cols[]={"std.","name","year","grade"};

String[][] data={

{"SSC","UESchool","2010","7"},

{"HSC","DBJ","2012","6.5"},

{"BSC","DBJ","2015","6.2"}

};

JTable tb=new JTable(data,cols);

JPanel panel = new JPanel();

lb.setBounds(50,50,150,20);

JScrollPane sp=new JScrollPane(tb);

sp.setBounds(50,90,200,200);

add(lb);add(sp);

}

public static void main(String as[])

{

TableDemo f=new TableDemo();

f.setTitle("Table program");

f.setSize(300,300);

f.setVisible(true);

}

}  

Output: