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GATE | GATE CS 2008 | Question 83

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  • Difficulty Level : Medium
  • Last Updated : 28 Jun, 2021
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Consider the data given in above question. Which of the following is a correct attribute set for one of the tables for the correct answer to the above question?

(A) {M1, M2, M3, P1}
(B) {M1, P1, N1, N2}
(C) {M1, P1, N1}
(D) {M1, P1}

Answer: (A)

Explanation: As given in the explanation

We get 3 tables.

M: {M1, M2, M3, P1}

P: {P1, P2}

N: {P1, N1, N2}

The only attribute set that matches the given table sets is A. Therefore, option A

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