A functional dependency is a relationship between or among attributes.
A. True
B. False
Answer: Option A
Solution (By Examveda Team)
Option1: TrueA functional dependency is indeed a relationship between or among attributes in a relational database. It describes the relationship between the values of one attribute and the values of another attribute in the same table.
Option2: False
This statement is incorrect. A functional dependency is a fundamental concept in the relational model and is used to ensure data integrity and consistency in a database. It is crucial for database normalization and helps in organizing data efficiently.
In conclusion, the correct option is Option1: True as a functional dependency is a relationship between or among attributes in a database.
This Question Belongs to Database >> The Relational Model And Normalization
Related Questions on The Relational Model and Normalization
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 relation is in this form if it is in BCNF and has no multivalued dependencies:
A. second normal form.
B. third normal form.
C. fourth normal form.
D. domain/key normal form.
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