OnlineTest.java

/*Online Java Paper Test*/

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

class OnlineTest extends JFrame implements ActionListener
{
	JLabel l;
	JRadioButton jb[]=new JRadioButton[5];
	JButton b1,b2;
	ButtonGroup bg;
	int count=0,current=0,x=1,y=1,now=0;
	int m[]=new int[10];	
	OnlineTest(String s)
	{
		super(s);
		l=new JLabel();
		add(l);
		bg=new ButtonGroup();
		for(int i=0;i<5;i++)
		{
						jb[i]=new JRadioButton();	
			add(jb[i]);
			bg.add(jb[i]);
		}
		b1=new JButton("Next");
		b2=new JButton("Bookmark");
		b1.addActionListener(this);
		b2.addActionListener(this);
		add(b1);add(b2);
		set();
		l.setBounds(30,40,450,20);
		jb[0].setBounds(50,80,100,20);
		jb[1].setBounds(50,110,100,20);
		jb[2].setBounds(50,140,100,20);
		jb[3].setBounds(50,170,100,20);
		b1.setBounds(100,240,100,30);
		b2.setBounds(270,240,100,30);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setLayout(null);
		setLocation(250,100);
		setVisible(true);
		setSize(600,350);
	}
	public void actionPerformed(ActionEvent e)
	{
		if(e.getSource()==b1)
		{
			if(check())
				count=count+1;
			current++;
			set();	
			if(current==9)
			{
				b1.setEnabled(false);
				b2.setText("Result");
			}
		}
		if(e.getActionCommand().equals("Bookmark"))
		{
			JButton bk=new JButton("Bookmark"+x);
			bk.setBounds(480,20+30*x,100,30);
			add(bk);
			bk.addActionListener(this);
			m[x]=current;
			x++;
			current++;
			set();	
			if(current==9)
				b2.setText("Result");
			setVisible(false);
			setVisible(true);
		}
		for(int i=0,y=1;i<x;i++,y++)
		{
		if(e.getActionCommand().equals("Bookmark"+y))
		{
			if(check())
				count=count+1;
			now=current;
			current=m[y];
			set();
			((JButton)e.getSource()).setEnabled(false);
			current=now;
		}
		}
	
		if(e.getActionCommand().equals("Result"))
		{
			if(check())
				count=count+1;
			current++;
			//System.out.println("correct ans="+count);
			JOptionPane.showMessageDialog(this,"correct ans="+count);
			System.exit(0);
		}
	}
	void set()
	{
		jb[4].setSelected(true);
		if(current==0)
		{
			l.setText("Que1: On which date Queen Elizabeth died?");
			jb[0].setText("8 August 2022");jb[1].setText("8 September 2022");jb[2].setText("9 September 2022");jb[3].setText("9 August 2022");	
		}
		if(current==1)
		{
			l.setText("Que2: Who is the president of India?");
			jb[0].setText("Rahul Gandhi");jb[1].setText("Narendra Modi");jb[2].setText("Droupadi Murmu");jb[3].setText("RamNath Kovind");
		}
		if(current==2)
		{
			l.setText("Que3: Who is the owner of TATA Industries?");
			jb[0].setText("Dirubhai Ambani");jb[1].setText("Gautam Adani");jb[2].setText("Elon Musk");jb[3].setText("Ratan Tata");
		}
		if(current==3)
		{
			l.setText("Que4: What is the full form of NATO?");
			jb[0].setText("North Atlantic Treaty Organization");jb[1].setText("North And Top Organization");jb[2].setText("Nepal Afghanistan Turkey Organised");jb[3].setText("New Armed Terror Organisation");
		}
		if(current==4)
		{
			l.setText("Que5: Which among the following is not an Union Territory of India?");
			jb[0].setText("Ladakh");jb[1].setText("Chandigarh");jb[2].setText("Chennai");jb[3].setText("Delhi");
		}
		if(current==5)
		{
			l.setText("Que6: Who is known as Iron man of India?");
			jb[0].setText("Robert Downey Junior");jb[1].setText("APJ Abdul Kalam");jb[2].setText("Vallabhbhai Patel");jb[3].setText("Siddharth Mehrotra");
		}
		if(current==6)
		{
			l.setText("Que7: Who discoverd 0 first?");
			jb[0].setText("Srinivasa Ramanujan");jb[1].setText("Aryabhatta");jb[2].setText("Brahmagupta");jb[3].setText("C.V. Raman");
		}
		if(current==7)
		{
			l.setText("Que8: Bill Gates founded which software company?");
			jb[0].setText("Tesla");jb[1].setText("Adobe");jb[2].setText("Google");jb[3].setText("Microsoft");		
		}
		if(current==8)
		{
			l.setText("Que9: Andrew Garfield played spiderman role of which of the following movie?");
			jb[0].setText("Spiderman: Far from Home");jb[1].setText("Amazing Spiderman");jb[2].setText("Spider-Man");jb[3].setText("The Amazing Spoiderman");
		}
		if(current==9)
		{
			l.setText("Que10: Which Pokemon does Ash always carry in Pokemon comic?");
			jb[0].setText("Mewtoo");jb[1].setText("Onix");jb[2].setText("Pikachu");jb[3].setText("Chikorita");
		}
		l.setBounds(30,40,450,20);
		for(int i=0,j=0;i<=90;i+=30,j++)
			jb[j].setBounds(50,80+i,200,20);
	}
	boolean check()
	{
		if(current==0)
			return(jb[1].isSelected());
		if(current==1)
			return(jb[2].isSelected());
		if(current==2)
			return(jb[3].isSelected());
		if(current==3)
			return(jb[0].isSelected());
		if(current==4)
			return(jb[2].isSelected());
		if(current==5)
			return(jb[2].isSelected());
		if(current==6)
			return(jb[1].isSelected());
		if(current==7)
			return(jb[3].isSelected());
		if(current==8)
			return(jb[1].isSelected());
		if(current==9)
			return(jb[2].isSelected());
		return false;
	}
	public static void main(String s[])
	{
		new OnlineTest("Online Test Of Java by Nilanjan");
	}
}