City Guilds Model Questions Vol1 2024 Information Technology Question 44

Practice objective / multiple choice question 44 from the 2024 City Guilds Model Questions Vol1 Information Technology examination.

City Guilds Model Questions Vol1 2024 Information Technology Objective / Multiple Choice Medium Difficulty
Question 44 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2024 • INFORMATION_TECHNOLOGY • objective

Consider a relation \(R(A,B,C,D)\) with the following functional dependencies: \(A \rightarrow B\) \(BC \rightarrow D\) \(D \rightarrow A\) (a) List all candidate keys of \(R\). (b) State the highest normal form (up to BCNF) that \(R\) satisfies.

Answer Options

A. Candidate keys: AB, AD, BD. Highest normal form: BCNF.
B. Candidate keys: A, B, C. Highest normal form: 2NF.
C. Candidate keys: AC, BD. Highest normal form: 1NF.
Correct Answer D. Candidate keys: AC, BC, CD. Highest normal form: 3NF.
Correct Answer
D
Correct Option:
Candidate keys: AC, BC, CD. Highest normal form: 3NF.

About This Question

This is City Guilds Model Questions Vol1 2024 Information Technology Question 44. It is one of the objective questions from the 2024 City Guilds Model Questions Vol1 Information Technology examination.

Difficulty level: Medium .

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