Database - Logical Database Design
Exercise : Logical Database Design - True or False
- Logical Database Design - General Questions
- Logical Database Design - True or False
11.
A candidate key must uniquely identify each row.
12.
Well-structured relations encourage anomalies of data.
13.
A foreign key may be null and still adhere to the referential integrity constraint.
14.
If a relation is in third normal form, it does not need to be in second normal form.
15.
The primary key of the new relation in a many-to-many relationship is a composite key comprised of the primary keys of each of the binary entities.
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers