CS403 VU Midterm Current Papers Spring 2012 of Virtual University of Pakistan [May 2012] (www.vusolutions.com)

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MCQ’s =20 Mostly form past paper’s
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Q21:-what do you know about partial dependency? (2)
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Q22:-Define domain of an attribute? (2)
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Q23:-Define relationship type? (3)
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Q24:-Describe shortly “ the difference Operation “ in relational algebra? (3)
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Q25:-Explain the salient features of data copied from vu solutions dot com foreign key with help of example? (5)
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Q26:-Consider the relation R with four attributes A,B,C and D and the functional dependencies
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(A,B)->(C,D) and C->D
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a). The above relation is normalized relation upto which normal form.
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b).Write the PK of relation R. (5)
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