The Relational Model and Normalization - Database MCQ Questions and answers- Technical Aptitude

1.
Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that:

A. A → B.

B. A → C.

C. A → (B,C).

D. (B,C) → A.

A. normal forms.

B. referential integrity constraints.

C. functional dependencies.

D. None of the above is correct.

A. second normal form.

B. third normal form.

C. fourth normal form.

D. domain/key normal form.

A. record.

B. relation.

C. column.

D. field.

A. composite keys.

B. determinants.

C. candidate keys.

D. foreign keys.

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