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issue #183 (and #186) #228

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39 changes: 23 additions & 16 deletions src/lab/exp11/Quizzes.html
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,8 @@
<!-- Custom CSS -->
<link href="../../../css/style.css" rel="stylesheet">
<script type="text/javascript" src = 'tabs.js'></script>
<script>(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)})(window,document,'script','//www.google-analytics.com/analytics.js','ga');ga('create', 'UA-67020197-1', 'auto');ga('send', 'pageview');</script>
<script type="text/javascript" src = '../js/exp11/quiz_check.js'></script>
<script>(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)})(window,document,'script','https://www.google-analytics.com/analytics.js','ga');ga('create', 'UA-67020197-1', 'auto');ga('send', 'pageview');</script>
</head>
<body id="page-top" class="index">
<div id="top">
Expand Down Expand Up @@ -102,36 +103,42 @@ <h1 class="text-h2-lightblue">Digital Signatures Scheme</h1><div class="content"
<ol>
<li>Digital signature can’t provide ______ for the message
<ol class="d">
<li><input name="quest_644" type="radio" value="Integrity "/>Integrity </li>
<li><input name="quest_644" type="radio" value="Integrity"/>Integrity </li>
<li><input name="quest_644" type="radio" value="Confidentiality"/>Confidentiality</li>
<li><input name="quest_644" type="radio" value="Non repudiation "/>Non repudiation </li>
<li><input name="quest_644" type="radio" value="Authentication "/>Authentication </li>
<li><input name="quest_644" type="radio" value="Non repudiation"/>Non repudiation </li>
<li><input name="quest_644" type="radio" value="Authentication"/>Authentication </li>
<p id="q1" style="display:none"></p>
</ol>
</li>
<li>Digital signature uses ______ for generating valid signature
<ol class="d">
<li>Private key </li>
<li>Public key</li>
<li>Secret key</li>
<li>None of the aboove</li>
<li><input name="quest_645" type="radio" value="Private key"/>Private key </li>
<li><input name="quest_645" type="radio" value="Public key"/>Public key</li>
<li><input name="quest_645" type="radio" value="Secret key"/>Secret key</li>
<li><input name="quest_645" type="radio" value="None of the above"/>None of the above</li>
<p id="q2" style="display:none"></p>
</ol>
</li>
<li>Verification Algorithm uses ______ for validating digital signature
<ol class="d">
<li>Private key </li>
<li>Public key</li>
<li>Secret key</li>
<li>None of the aboove</li>
<li><input name="quest_646" type="radio" value="Private key"/>Private key </li>
<li><input name="quest_646" type="radio" value="Public key"/>Public key</li>
<li><input name="quest_646" type="radio" value="Secret key"/>Secret key</li>
<li><input name="quest_646" type="radio" value="None of the above"/>None of the above</li>
<p id="q3" style="display:none"></p>
</ol>
</li>
<li>Is digital signature scheme possible without public key cryptography
<ol type="d">
<li>Yes </li>
<li>No</li>
<li>May be exist </li>
<li>None of the aboove</li>
<li><input name="quest_647" type="radio" value="Yes"/>Yes </li>
<li><input name="quest_647" type="radio" value="No"/>No</li>
<li><input name="quest_647" type="radio" value="May be"/>May be</li>
<li><input name="quest_647" type="radio" value="None of the above"/>None of the above</li>
<p id="q4" style="display:none"></p>
</ol>
</li>
<input type="button" value="Submit MCQ answers" onclick="gradeQuiz()"></input>
<br><br>
<li>
Explain importance of Hashing(using experiment)and explain why Hashing is needed ?
</li>
Expand Down
33 changes: 33 additions & 0 deletions src/lab/js/exp11/quiz_check.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,33 @@
function checkAnswer(q_name, ans) {
var q = document.getElementsByName(q_name)
var valid = false
var i = 0
while (!valid && i < q.length) {
if(q[i].checked && i == (ans-1))
valid = true
i++
}
return valid
}

var question_id = new Array("quest_644", "quest_645", "quest_646", "quest_647")
var ans_id = new Array("q1", "q2", "q3", "q4")
var answers = new Array(2, 1, 1, 2);

function gradeQuiz() {
var i;
for(i=0; i<answers.length; i++) {
if(checkAnswer(question_id[i], answers[i])) {
var temp = document.getElementById(ans_id[i])
temp.style.display="block"
temp.innerHTML="Correct"
temp.style.color="Green"
}
else {
var temp = document.getElementById(ans_id[i])
temp.style.display="block"
temp.innerHTML="Incorret, The right answer is option " + answers[i]
temp.style.color="Red"
}
}
}