An attribute (or combination of attributes that uniquely identifies each instance of an entity type defines:
A. data element occurrence.
B. trigger.
C. candidate key.
D. associative entity.
E. data marker.
Answer: C
An attribute (or combination of attributes that uniquely identifies each instance of an entity type defines:
A. data element occurrence.
B. trigger.
C. candidate key.
D. associative entity.
E. data marker.
Answer: C