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                    <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>
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                <div class="col-md-6 col-md-offset-2">
                    <p>
                        <strong>Batch: </strong>CSE-S-55<br>
                        <strong>Duration: </strong>2 hours
                    </p>
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                    <p>
                        <strong>Batch: </strong>CSE-S-55<br>
                        <strong>Duration: </strong>2 hours
                    </p>
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            <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>
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            <!--1-->
            <div class="col-md-offset-1 col-md-10">
                <div class="col-md-1">1.</div>

                <div class="col-md-1">(a)</div>
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                    <p style="text-align: justify">Elaborate the slotted page structure method for variable length records.<p>
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                <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>
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                <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>
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                <div class="col-md-1">[4]</div>
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            <!--2-->
            <div class="col-md-offset-1 col-md-10">
                <div class="col-md-1">2.</div>

                <div class="col-md-1">(a)</div>
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                    <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>
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                <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>
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            <!--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>
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                <div class="col-md-1">[2]</div>

                <div class="col-md-1 col-md-offset-1">(b)</div>
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                    <p style="text-align: justify">Briefly describe the ACID properties of transaction.
                    </p>
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                <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>
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                <div class="col-md-1">[4]</div>
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            <!--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>
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