August 29, 2024
Question 844 A many-to-one relationship exists between entity sets r1 and r2. How will it be represented using functional dependencies if Pk(r) denotes the primary key […]
August 29, 2024
Question 842 For a database relation R(a, b, c, d) where the domains of a, b, c and d include only atomic values, and only the […]
August 29, 2024
Question 50 Consider the following schedules involving two transactions. S1: r1(X) ; r1(Y) ; r2(X) ; r2(Y) ; w2(Y) ; w1(X) S2: r1(X) ; r2(X) ; […]
August 29, 2024
Question 886 Consider the following statements: Statement I: Composite attributes can not be divided into smaller subparts. Statement II: Complex attributes is formed by nesting composite […]
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