____ is a consistent relational database state in which every foreign key value also exists as a primary key value.
A)First normal form (1NF)
B)Database synchronization
C)Function dependency
D)Referential integrity

Question

____ is a consistent relational database state in which every foreign key value also exists as a primary key value.​
A)First normal form (1NF)
B)​Database synchronization
C)Function dependency
D)​Referential integrity

Quizplus · Accepted Answer

Referential integrity is a property that ensures that every reference from one entity in a database to another entity refers to an existing entity. It requires that every foreign key value must match a primary key value in the referenced table, thereby creating a consistent state in the database. Therefore, referential integrity is the best choice.

____ Is a Consistent Relational Database State in Which Every