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ONLINE
EXAMINATION USING JSP
AIM:
To
create a three tier application for conducting online examination using
JSP and database.
ALGORITHM:
Step
1 : Design the HTML page
(ExamClient.html) with the following
a) Step 2: Create a form to get the input
from the user.
b) Step 3 : Use radio buttons to make
various options for the questions.
c) Step 4:
Set the URL of the server (ExamServer.jsp) as the value of the action
attribute.
d) Step 5: Use submit button to invoke the server and
send the form data to the server.
Step
6: Create the JSP file with the following
Step
7: Read the input from the client.
Step
8: Retrieve the answers from the database.
Step 9: Match the answers from the user with the correct answers from the
database table.
Step 10: For each correct answer increment the mark by 5.
Step 11: Server displays the mark and result to the client as a response.
PROGRAM:
ExamClient.html
<html>
<head>
<title>Online
Exam Client</title>
<style
type="text/css">
body{background-color:black;font-family:courier;color:blue}
</style>
</head>
<body>
<h2
style="text-align:center">ONLINE EXAMINATION</h2>
<h3>Answer
the following questions (5 marks for each correct answer)</h3>
<hr/>
<form
name="examForm" method="post" action="ExamServer.jsp">
1.Who
is called as the father of computer?<br/>
<input
type="radio" name="ans1"
value="Sachin">Sachin
<input
type="radio" name="ans1"
value="Stuart">Stuart
<input
type="radio" name="ans1" value="Charles
Babbage">Charles Babbage
<input
type="radio" name="ans1"
value="Napier">Napier
<br/><br/>
2.C++
was developed by?<br/>
<input
type="radio" name="ans2" value="Dennis
Ritchie">Dennis Ritchie
<input
type="radio" name="ans2" value="None">None
<input
type="radio" name="ans2" value="David Ritchie">David
Ritchie
<input
type="radio" name="ans2" value="John">John
<br/><br/>
3.C
was developed by?<br/>
<input
type="radio" name="ans3" value="Dennis
Ritchie">Dennis Ritchie
<input
type="radio" name="ans3"
value="Stroustrup">Stroustrup
<input
type="radio" name="ans3" value="David
Ritchie">David Ritchie
<input
type="radio" name="ans3" value="Charles
Babbage">Charles Babbage
<br/><br/>
<input
type="submit" value="Check Your Result"/>
</form>
</body>
</html>
ExamServer.jsp
<%@page
contentType="text/html" language="java"
import="java.sql.*"%>
<html>
<head>
<title>Online
Exam Server</title>
<style
type="text/css">
body{background-color:black;font-family:courier;color:blue}
</style>
</head>
<body>
<h2
style="text-align:center">ONLINE EXAMINATION</h2>
<p>
<a
href="ExamClient.html">Back To Main Page</a>
</p>
<hr/>
<%
String
str1=request.getParameter("ans1");
String
str2=request.getParameter("ans2");
String
str3=request.getParameter("ans3");
int
mark=0;
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Connection
con=DriverManager.getConnection("jdbc:odbc:examDS");
Statement
stmt=con.createStatement();
ResultSet
rs=stmt.executeQuery("SELECT * FROM examTab");
int
i=1;
while(rs.next())
{
if(i==1)
{
String dbans1=rs.getString(1);
if(str1.equals(dbans1))
{
mark=mark+5;
}
}
if(i==2)
{
String dbans2=rs.getString(1);
if(str2.equals(dbans2))
{
mark=mark+5;
}
}
if(i==3)
{
String dbans3=rs.getString(1);
if(str3.equals(dbans3))
{
mark=mark+5;
}
}
i++;
}
if(mark>=10)
{
out.println("<h4>Your
Mark Is : "+mark+"</h4>");
out.println("<h3>Congratulations....!
You Are Eligible For The Next Round...</h3>");
}
else
{
out.println("<h4>Your
Mark is : "+mark+"</h4>");
out.println("<h3>Sorry....!!
You Are Not Eligible For The Next Round...</h3>");
}
%>
</form>
</body>
</html>
RESULT:
Thus the program to create
three-tier application using JSP is written and the output is verified.
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Tuesday, January 29, 2013
ONLINE EXAMINATION USING JSP
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