ip project work test your knowledge

AcknowledgementFirst of all, I extend my heartiest gratitude to my teacher MR. ARUMUGAM GOUNDER under whose utmost guidance this work could take the recent shape . “Turning aspiration change into reality is easier, when quality people are supportive to our efforts.” And among such persons are my parents, whom I deeply in debt for the positive feedback, contribution, unfailing step and ungrudging help at every step of this project.

I wish to express my deep gratitude and sincere thanks to Principal, MR. GAURAV DUBEY, DELHI PUBLIC SCHOOL, BIKANER for his encouragement and for all the facilities that he provided for this project work.

I can’t forget to offer my sincere thanks to my CLASSMATES who helped me to carry out this project work successfully & for their valuable advice & support, which I received from them time to time.

Name:- Kishore Choudhary Signature of examiner Teacher Signature

Roll No…………….. Code…………… (PGT-Comp. Sci.)

1

CERTIFICATEThis is to certify that the Project entitled, Test Your Knowledge(Database Connectivity) is a bonfire work done by KISHORE CHOUDHARY of class XII, Session 2015-2016 in partial fulfillment of CBSE’s AISSCE Examination 2016 and has been carried out under my direct supervision and guidance. This report or a similar report on the topic has not been submitted for any other examination and does not form a part of any other course undergone by the candidate.

Principal Signature of Teacher Mr.GAURAV DUBEY ARUMUGAM

PGT (Comp’s.)

2

INDEX

SNo. Particular Page No.

Signature

1. Files Generated 42. Working Description of

Project5

3. Source code and Outputs

6

4. Database Structure 235. Bibliography 26

3

FILES GENERATED

Login.java

Register.java

Menu.java

Test.java

Result.java

4

WORKING DESCRIPTION OF PROJECT

The purpose of this project is to provide a system that provides quizzes to test your knowledge on various topics. This project USES DATABASE CONNECTIVITY to store details of registered candidates, question and answers and the test-performance details in a MySQL database.

Technology used

Frond End : Java Swing5

Back End : MySQL

SOURCE CODE1. Login.java

Controls on this form are:-

Type Name TextJTextField IDJLabel InvalidLBLJPasswordField PasswordJButton loginBTN Log INJLabel regLBL Not Yet a Member. Click

here to register

Code:

6

import java.sql.*;

public class LogIn extends javax.swing.JFrame {

/** Creates new form LogIn */

public LogIn() {

initComponents();

}

private void loginBTNActionPerformed(java.awt.event.ActionEvent evt) {

InvalidLBL.setText("");

String PWord = new String(Password.getPassword());

String Id = ID.getText();

String str = null;

Statement stmt=null;

ResultSet rs = null;

try {

/* Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");

String database ="jdbc:odbc:Driver={Microsoft Access Driver (*.mdb)};DBQ=ELearning.mdb;";

Connection conn = DriverManager.getConnection(database, "", ""); */

Class.forName("java.sql.Driver");

String database = "jdbc:mysql://localhost:3306/quizdb";

Connection conn = DriverManager.getConnection(database, "root", "pace");

stmt = conn.createStatement();

stmt = conn.createStatement();

7

String sql = "select * from LogIn where ID = '" + Id + "'";

rs = stmt.executeQuery(sql);

rs.next();

str = rs.getString("Password");

if(str.equals(PWord))

{

Menu m = new Menu(Id);

m.setVisible(true);

this.setVisible(false);

}

else

{

InvalidLBL.setText("Incorrect ID or Password");

}

} catch (Exception e) { InvalidLBL.setText("Incorrect ID or Password");}

}

private void regLBLMouseClicked(java.awt.event.MouseEvent evt) {

Register r = new Register();

r.setVisible(true);


}

/**

* @param args the command line arguments

8

*/

public static void main(String args[]) {

java.awt.EventQueue.invokeLater(new Runnable() {

public void run() {

new LogIn().setVisible(true);

}

});

}

2. Register.java

9

Control on this form are:

Type Name TextJTextField AddressTFJTextField AgeTFJTextField CollegeTFJTextField DobTFJRadioButton FemaleRBJTextField IDTFJRadioBotton MaleRBJTextField NameTFJTextField PasswordTFJTextField UnivTFJButton RegisterTF REGISTER and START

TEST

10

Code:

import java.sql.*;

import javax.swing.JOptionPane;

public class Register extends javax.swing.JFrame {

/** Creates new form Register */

public Register() {

initComponents();

}

private void RegisterTFActionPerformed(java.awt.event.ActionEvent evt) {

try {

int age = Integer.parseInt(AgeTF.getText());

char Gender = 'M';

if(FemaleRB.isSelected())

Gender = 'F';

/*

Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");

String database =

"jdbc:odbc:Driver={Microsoft Access Driver

(*.mdb)};DBQ=ELearning.mdb;";

Connection conn = DriverManager.getConnection(database, "", "");

Statement stmt = conn.createStatement(); */




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Statement stmt = conn.createStatement();

String sql = "insert into StudInfo values ( '" + NameTF.getText() + "', " + age + ",

'" + DobTF.getText() + "' , '" + Gender + "' , '" + AddressTF.getText() + "' , '" + CollegeTf.getText() + "' , '" + UnivTF.getText() + "' , '" + IDTF.getText() + "' )" ;

stmt.executeUpdate(sql);

sql = "insert into Result values ( '" + IDTF.getText() + "', 0 , 0 , 0 , 0)";


sql = "insert into LogIn values ( '" + IDTF.getText() + "' , '" + PasswordTf.getText() + "' )";


stmt.close();

conn.close();

new Menu(IDTF.getText()).setVisible(true);


}

catch( Exception e)

{

JOptionPane.showMessageDialog(null,"" + e);

}

}

private void AgeTFKeyTyped(java.awt.event.KeyEvent evt) {

//char ch = evt.getKeyChar();

// String str = AgeTF.getText();

// if(!Character.isDigit(ch))

12

// AgeTF.setText(str.substring(0,str.length()-1));

}

/**


*/



public void run() {

new Register().setVisible(true);

}

});

}

3. Menu.java

13


Type Name TextJRadioButton JavaRB JAVAJRadioButton HtmlRB HTMLJRadioButton DbmsRB DBMSJRadioButton NetworkingRB NETWORKINGJButton StartTestBTN START TEST>>

Code:

public class Menu extends javax.swing.JFrame {

String ID;

/** Creates new form Menu */

public Menu() {

initComponents();

}

14

public Menu(String id) {

initComponents();

ID = id;

}

private void startTestBTNActionPerformed(java.awt.event.ActionEvent evt) {

// TODO add your handling code here:

String sub = null;

if(JavaRB.isSelected())

sub = "java";

else if(DbmsRB.isSelected())

sub = "dbms";

else if(HtmlRB.isSelected())

sub = "html";

else if(NetworkingRB.isSelected())

sub = "networking";

if (sub != null)

{

Test t = new Test(sub,ID);

t.setVisible(true);


}

}

/**


*/

15



public void run() {

new Menu().setVisible(true);

}

});

}

4. Test.java


16

Type Name TextJButton NextBTN Next >>JButton PrevBTN << PrevJTextArea QuesTAJButton ResultBTN GET RESULTJRadioButton aJRadioButton bJRadioButton cJRadioButton d

Code:

import java.sql.*;


public class Test extends javax.swing.JFrame {

String ID;

String Subject;

int index =1;

int max =0;

int result = 0;

char [] answers;

/** Creates new form Test */

public Test()

{

initComponents();

}

public Test(String subject, String id)

{

initComponents();

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ID = id;

Subject = subject;

PrevBTN.setVisible(false);

try

{


String database ="jdbc:odbc:Driver={Microsoft Access Driver(*.mdb)};DBQ=ELearning.mdb;";







String sql = "select max(SNo) from " + Subject;

ResultSet rs = stmt.executeQuery(sql);

rs.next();

max = rs.getInt(1);

answers = new char[max];

for(int i=0; i<max;i++)

answers[i] = 'e';

rs.close();

stmt.close();

conn.close();

getQues();

18

}

catch(Exception e){ JOptionPane.showMessageDialog(null,""+ e);

}

}

private void getQues()

{

try

{Class.forName("java.sql.Driver");




String sql = "select * from " + Subject + " where SNo = " + index;


rs.next();

QuesTA.setText("\nQ" + index + ". " + rs.getString(2));

a.setText(rs.getString("a"));

b.setText(rs.getString("b"));

c.setText(rs.getString("c"));

d.setText(rs.getString("d"));

a.setSelected(answers[index-1] == 'a');

b.setSelected(answers[index-1] == 'b');

c.setSelected(answers[index-1] == 'c');

d.setSelected(answers[index-1] == 'd');

e.setSelected(answers[index-1] == 'e');

19

rs.close();

stmt.close();

conn.close();

}

catch(Exception e){ JOptionPane.showMessageDialog(null,""+ e); }

}

}

5. Result.java


20

Type Name TextJButton BackBTN TAKE ANOTHER QUIZJLabel ScoreJButton exitBTN EXITJTable scoreTBL

Code:

import java.sql.*;

import javax.swing.table.*;


public class Result extends javax.swing.JFrame {

float result;

String ID;

/** Creates new form Result */

public Result() {

initComponents();

}

public Result(float res, String id)

{

initComponents();

result = res;

ID = id;

Score.setText(res + "%");

try {


21

String database = "jdbc:odbc:Driver={Microsoft Access Driver(*.mdb)};DBQ=ELearning.mdb;";







String sql = "select * from Result where ID = '" + ID + "'";


Object[] newrow = new Object[5];

newrow[0] = "MAX MARKS";

rs.next();

for(int i=1; i<=4;i++)

newrow[i] = rs.getString(i+1);

DefaultTableModel tm = (DefaultTableModel)scoreTBL.getModel();

tm.addRow(newrow);

}

catch (Exception e) { JOptionPane.showMessageDialog(null,"" + e);

}

}

private void BackBTNActionPerformed(java.awt.event.ActionEvent evt) {

new Menu(ID).setVisible(true);


22

}

private void exitBTNActionPerformed(java.awt.event.ActionEvent evt) {

this.dispose();

}

/**


*/



public void run() {

new Result().setVisible(true);

}

});

}

23

Database StructureThe database used in this application is Quizdb database of MySQL. It consists of following tables:

These table store all the questions, possible answers and correct answers for “DBMS”, “JAVA”, “HTML”, and “Networking” subjects whose test users can take in this application. All these tables have similar structure.

1. DBMS Table

2. HTML Table

24

3. JAVA Table

4. Networking Table

5. Result TableThis table stores the result of all registered candidates for all the tests they have taken so far. Its structure is:

25

6. Studinfo TableThis table stores the details of registered students. Its structure is:

26

BIBLIOGRAPHY

Informatics Practices +2 : SUMITA ARORA, RACHNA SAGAR

Informatics Practices +1 : SUMITA ARORA, RACHNA SAGAR

Programing in JAVA Net Beans : E.BALA GURUSWAMI

27

ip project work test your knowledge

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