Cardinality ratio is the
A. number of entities in an entity set
B. number of entities related with other entities via a relationship
C. number of attributes associated with an entity
D. ratio of number of columns and rows in a table.
Answer:B
Cardinality ratio is the
A. number of entities in an entity set B. number of entities related with other entities via a relationship C. number of attributes associated with an entity D. ratio of number of columns and rows in a table.