Gce Model Questions Vol1 2018 Computer Studies Question 31

Practice objective / multiple choice question 31 from the 2018 Gce Model Questions Vol1 Computer Studies examination.

Gce Model Questions Vol1 2018 Computer Studies Objective / Multiple Choice Hard Difficulty
Question 31 GCE_MODEL_QUESTIONS_VOL1 • 2018 • COMPUTER_STUDIES • objective

Relation R(A,B,C,D,E) has the functional dependencies \(A \rightarrow BC\), \(C \rightarrow D\), \(B \rightarrow E\) and \(D \rightarrow A\). Decompose R into a set of relation schemas that is lossless, preserves all dependencies and is in Boyce‑Codd Normal Form (BCNF). List the resulting relation schemas.

Answer Options

A. {R1(B,E), R2(A,C,D)}
B. {R1(B,E), R2(A,B,D)}
C. {R1(B,E), R2(A,B,C)}
Correct Answer D. {R1(B,E), R2(A,B,C,D)}
Correct Answer
D
Correct Option:
{R1(B,E), R2(A,B,C,D)}

About This Question

This is Gce Model Questions Vol1 2018 Computer Studies Question 31. It is one of the objective questions from the 2018 Gce Model Questions Vol1 Computer Studies examination.

Difficulty level: Hard .

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