City Guilds Model Questions Vol1 2021 Information Technology Question 10

Practice objective / multiple choice question 10 from the 2021 City Guilds Model Questions Vol1 Information Technology examination.

City Guilds Model Questions Vol1 2021 Information Technology Objective / Multiple Choice Medium Difficulty
Question 10 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2021 • INFORMATION_TECHNOLOGY • objective

Relation R(A,B,C,D) is subject to the functional dependencies: A→B, B→C, and A→D. Determine a lossless‑join, dependency‑preserving decomposition of R into relations that are in Boyce‑Codd Normal Form (BCNF). List the resulting relations.

Answer Options

Correct Answer A. R1(B, C) and R2(A, B, D)
B. R1(A, C) and R2(B, D)
C. R1(A, B) and R2(B, C, D)
D. R1(A, D) and R2(B, C)
Correct Answer
A
Correct Option:
R1(B, C) and R2(A, B, D)

About This Question

This is City Guilds Model Questions Vol1 2021 Information Technology Question 10. It is one of the objective questions from the 2021 City Guilds Model Questions Vol1 Information Technology examination.

Difficulty level: Medium .

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