In a relation, the order of the columns does not matter.
A. True
B. False
Answer: Option A
Solution (By Examveda Team)
Option1: TrueIn a relation, the order of the columns does not matter because each column is identified by its name and not its position in the relation. This is one of the key features of the relational model.
Option2: False
If the order of the columns in a relation mattered, it would introduce unnecessary complexity and make it difficult to work with the data. The relational model is designed to be simple and flexible, allowing for easy manipulation of data regardless of the column order.
Conclusion: The correct option is True. In a relation, the order of the columns does not matter.
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.
Join The Discussion