nbsp; //count no of answers
for(i=0;i<aAnswer.length;i++){
if(aAnswer[i] == 1)
rights++;
}
strRes = "<h2 align=center><br>";
//if all the answers are correct then greet
if(rights == aAnswer.length)
strRes += "<br><br>Congratulations...!";
strRes += "<br><br>your score is " + rights;
strRes += " out of " + aAnswer.length + "</h2>";
document.write(strRes);
}
var timeCount = 0;
function timer(){
timeCount++; //increment the time by one second
//to display the time in the status bar,
// uncomment the next line
//window.status = "..." + timeCount + " secs" ;
//to display the time
temp = "Time: " + parseInt(timeCount/60);
temp += " min : " + (timeCount%60) + " sec ";
TBlock.innerText = temp;
//if the time is up
if (timeCount == ExamDuration) {
alert("Sorry, time is up");
showResult();
}
}
</script>
<body>
<h2 align=center><font color=green>OnLine Exam</font></h2>
<form name=frm >
<table border=1 width=95% bgcolor=DarkSeaGreen align=center>
<tr><td align=right><b id=TBlock></b></td></tr>
<tr><td>
<p id="QArea">
<center>
<br>
Relax...! The duration of this exam is 5 minutes.
<br>
There is no order to answer a question. You may use Next as
well as Previous button to get a question to answer.
<br>
<br>
<input type=button name=btnFinish value="Start the Exam"
onClick="init()">
</center>
</p>
<input type=hidden name=ansNo>
</td></tr></table>
</form>
</body>
</html>
OLExam.asp
<%
Response.expires = 0
'create an instance of MS XMLDOM Object
'and load the QBank.xml file where all the questions are.
set obj = server.createobject("Microsoft.XMLDOM")
obj.async = false
obj.load(Server.MapPath("QBank.xml"))
'very first request from the client
if trim(request("Action")) = "Start" then
'set no of questions per exam
Dim NoQ,TotalQ
NoQ = 5 'set no less than the totalquestions
'count no of questions in the xml file
'( or from database)
TotalQ = obj.selectNodes("data/question").length
Dim aQuest(),temp,isExist, strQ
ReDim aQuest(0) 'to store the question ids
'generate (=NoQ) question ids randomly
while ubound(aQuest) < NoQ
isExist = false
temp = Int((TotalQ * Rnd) + 1)
for i = 1 to ubound(aQuest)
if aQuest(i) = temp then
isExist = true
exit for
end if
next
if Not isExist then
Redim Preserve aQuest(ubound(aQuest)+1)
aQuest(ubound(aQuest)) = temp
strQ = aQuest(i) & "," & strQ
end if
wend
'remove the last comma ',' from strQ
strQ = left(strQ,len(strQ)-1)
'send the question in the strQ to the client
response.write strQ
'all further requests - after the first request
elseif trim(request("Action")) = "NextQ" then
'fetch the question from the XML Object
'and form the output string
temp = "data/question[@id=" & trim(request("QNo")) & "]"
set Node = obj.selectSingleNode(temp)
strXML = "<data>"
strXML = strXML & "<qtext>"
strXML = strXML & Node.selectSingleNode("qtext").text
strXML = strXML & "</qtext>"
strXML = strXML & "<answer>"
strXML = strXML & Node.selectSingleNode("answer").text
strXML = strXML & "</answer>"
set Node = Node.selectNodes("choices/choice")
for i = 0 to Node.length-1
strXML = strXML & "<choice>"
strXML = strXML & Node.item(i).text
strXML = strXML & "</choice>"
next
strXML = strXML & "</data>"
'send the output to the client
Response.Write (strXML)
end if
%>
QBank.xml
<?xml version="1.0"?>
<data>
<question id="1">
<qtext>What does KB stand for?</qtext>
<choices>
<choice>Kilo Bits</choice>
<choice>Key Board</choice>
<choice>Kilo Bytes</choice>
<choice>None</choice>
</choices>
<answer>3</answer>
</question>
<question id="2">
<qtext>CPU stands for</qtext>
<choices>
<choice>Central Processing Unit</choice>
<choice>Central Power Unit</choice>
<choice>Core Processing Unit</choice>
<choice>Core Power Unit</choice>
</choices>
<answer>1</answer>
</question>
<question id="3">
<qtext>1 KB equals</qtext>
<choices>
<choice>1000 Bytes</choice>
<choice>1024 Bytes</choice>
<choice>1000 Bits</choice>
<choice>1024 Bits</choice>
<choice>Nothing</choice>
</choices>
<answer>2</answer>
</question>
<question id="4">
<qtext>RAM is </qtext>
<choices>
<choice>Random Access Modifier</choice>
<choice>Primary Memory</choice>
<choice>Secondary Memory</choice>
<choice>Read And Modify</choice>
</choices>
<answer>2</answer>
</question>
<question id="5">
<qtext>Hard Disk is </qtext>
<choices>
<choice>Hard to break</choice>
<choice>Primary Memory Storage</choice>
<choice>Temporary Memory Storage</choice>
<choice>Secondary Memory Storage</choice>
</choices>
<answer>4</answer>
</question>
<question id="6">
<qtext>Computer Monitor is used </qtext>
<choices>
<choice>To monitor activities</choice>
<choice>To control Computer</choice>
<choice>As display unit</choice>
<choice>None</choice>
</choices>
<answer>3&l
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