City Guilds Model Questions Vol1 2022 Information Technology Question 36

Practice objective / multiple choice question 36 from the 2022 City Guilds Model Questions Vol1 Information Technology examination.

City Guilds Model Questions Vol1 2022 Information Technology Objective / Multiple Choice Medium Difficulty
Question 36 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2022 • INFORMATION_TECHNOLOGY • objective

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

Answer Options

Correct Answer A. Candidate keys: AC and CD; Highest normal form: 1NF
B. Candidate keys: AC and CD; Highest normal form: 2NF
C. Candidate keys: AD and BC; Highest normal form: 1NF
D. Candidate keys: AB and CD; Highest normal form: 1NF
Correct Answer
A
Correct Option:
Candidate keys: AC and CD; Highest normal form: 1NF

About This Question

This is City Guilds Model Questions Vol1 2022 Information Technology Question 36. It is one of the objective questions from the 2022 City Guilds Model Questions Vol1 Information Technology examination.

Difficulty level: Medium .

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