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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>pdfquestion</title>
<link rel="stylesheet" type="text/css" href="">
<link rel="stylesheet" type="text/css" href="css/custom.css">
<!-- Bootstrap -->
<link href="css/bootstrap.min.css" rel="stylesheet">
<link href="css/bootstrap.css" rel="stylesheet">
<link rel="stylesheet" type="text/css" href="css/font-awesome.min.css">
<link rel="stylesheet" type="text/css" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
<!--Font-->
<link rel='stylesheet' href='https://fonts.googleapis.com/css?family=Archivo+Black'>
<style>
.sub-text h3{
font-family: 'Archivo Black', sans-serif;
text-align: center;
}
h4{
text-align: center;
}
h5{
text-align: center;
}
h6{
text-align: center;
font-size: 15px;
font-family: 'Archivo Black', sans-serif;
}
</style>
</head>
<body style="margin-top:70px">
<div class="container">
<div class="row">
<div class="col-md-offset-1 col-md-10 sub-text">
<h3>STAMFORD UNIVERSITY BANGLADESH</h3>
<h4>Department of Computer Science and Engineering</h4>
<h5>Final Examination,Spring 2016 Trimester</h5>
<h5>CSI 223: Database Management System</h5>
<h5>CT: Rayhan Ahmed Simanto</h5>
<h5>Date and Time: 10.04.2016 & 04.00PM-06.00PM</h5>
</div><br>
<div class="col-md-6 col-md-offset-2">
<p>
<strong>Batch: </strong>CSE-S-55<br>
<strong>Duration: </strong>2 hours
</p>
</div>
<div class="col-md-4">
<p>
<strong>Batch: </strong>CSE-S-55<br>
<strong>Duration: </strong>2 hours
</p>
</div>
</div><hr><br>
<div class="col-md-offset-1 col-md-10">
<p><i>(There are <strong>Four </strong>questions.Answer any <strong>THREE </strong>of them. Figures in the right margin indicate full marks. Write anything on the question paper is strictly prohibited.)</i></p>
</div><br><br><br>
<!--1-->
<div class="col-md-offset-1 col-md-10">
<div class="col-md-1">1.</div>
<div class="col-md-1">(a)</div>
<div class="col-md-9">
<p style="text-align: justify">Elaborate the slotted page structure method for variable length records.<p>
</div>
<div class="col-md-1">[4]</div>
<div class="col-md-1 col-md-offset-1">(b)</div>
<div class="col-md-9">
<p style="text-align: justify">Show the transaction process of two transactions named T1 and T2 respectively. T1 transfers 20 percent of the balance from account P to account Q and T2 transfers tk.500 from account P to account Q. Account P and Q has the current balance of tk.8000 and tk.9000 respectively. Transactions are executed one at a time on the order T1 followed by T2. Prove the consistency of thpse transactions.<p>
</div>
<div class="col-md-1">[4]</div>
<div class="col-md-1 col-md-offset-1">(c)</div>
<div class="col-md-9">
<p style="text-align: justify">List three possible candidate keys for the following relation: R= (A,B,C,D,E,F) AND F = {AB->C,C->DE,E->F,F->A}<p>
</div>
<div class="col-md-1">[4]</div>
</div><br><br><br>
<!--2-->
<div class="col-md-offset-1 col-md-10">
<div class="col-md-1">2.</div>
<div class="col-md-1">(a)</div>
<div class="col-md-9">
<p style="text-align: justify">Explain the search paradiagram of sparse index with appropriate diagram. What is the main difference between a sparse index and a dense index?<p>
</div>
<div class="col-md-1">[4]</div>
<div class="col-md-1 col-md-offset-1">(b)</div>
<div class="col-md-9">
<p style="text-align: justify">Draw the B+ tree for the following list:P W T B A M K C I U N G Q X Y<br>
Node order:4
</p>
</div>
<div class="col-md-1">[4]</div>
</div>
<!--3-->
<div class="col-md-offset-1 col-md-10">
<div class="col-md-1">3.</div>
<div class="col-md-1">(a)</div>
<div class="col-md-9">
<p style="text-align: justify">What is data dictionary?<p>
</div>
<div class="col-md-1">[2]</div>
<div class="col-md-1 col-md-offset-1">(b)</div>
<div class="col-md-9">
<p style="text-align: justify">Briefly describe the ACID properties of transaction.
</p>
</div>
<div class="col-md-1">[4]</div>
<div class="col-md-1 col-md-offset-1">(c)</div>
<div class="col-md-9">
<p style="text-align: justify">Describe lossles decomposition and transsitive functional dependency.
</p>
</div>
<div class="col-md-1">[4]</div>
</div>
<!--4-->
<div class="col-md-offset-1 col-md-10">
<div class="col-md-1">4.</div>
<div class="col-md-1">(a)</div>
<div class="col-md-9">
<p style="text-align: justify">What is data dictionary?<p>
</div>
<div class="col-md-1">[2]</div>
<div class="col-md-1 col-md-offset-1">(b)</div>
<div class="col-md-9">
<p style="text-align: justify">Briefly describe the ACID properties of transaction.
</p>
</div>
<div class="col-md-1">[4]</div>
<div class="col-md-1 col-md-offset-1">(c)</div>
<div class="col-md-9">
<p style="text-align: justify">Describe lossles decomposition and transsitive functional dependency.
</p>
</div>
<div class="col-md-1">[2]</div>
<div class="col-md-1 col-md-offset-1">(d)</div>
<div class="col-md-9">
<p style="text-align: justify">Describe lossles decomposition and transsitive functional dependency.
</p>
</div>
<div class="col-md-1">[2]</div>
</div>
<div class="col-md-offset-1 col-md-10 sub-text">
<h6>===GOOD LUCK===</h6>
</div>
</div>
</body>
<!--script-->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
<script src="js/bootstrap.min.js"></script>
</body>
</html>