Checkboxes:
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
/*<applet code="CheckBoxDemo" width=300 height=300></applet>*/
public class CheckBoxDemo extends Applet implements ItemListener
{
	Label l1;
	public void init()
	{
		Checkbox c1=new Checkbox("B.C.A.");
		c1.addItemListener(this);
		add(c1);
		Checkbox c2=new Checkbox("B.B.A.");
		c2.addItemListener(this);
		add(c2);
		Checkbox c3=new Checkbox("B.Com.");
		c3.addItemListener(this);
		add(c3);
		l1=new Label("                           ");
		add(l1);
	}
	public void itemStateChanged(ItemEvent ie)
	{
		Checkbox cb=(Checkbox)ie.getItemSelectable();
			l1.setText(cb.getLabel());
	}
}
   A servlet is a java class that extends an application hosted on a web server.      Handles the HTTP request-response process (for our purposes)   Often thought of as an applet that runs on a server.         Provides a component base architecture for web development, using the Java Platform      The foundation for Java Server Pages (JSP).        Alternative to CGI scripting and platform specific server side applications.     
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