Author Question: In many-to-many relationships in a relational database design, ________. A) the key of the child ... (Read 65 times)

crobinson2013 · **on:** Jul 7, 2018

In many-to-many relationships in a relational database design, ________.

A) the key of the child is placed as a foreign key into the parent
B) the key of the parent is placed as a foreign key into the child
C) the keys of both tables are placed in a third table
D) the keys of both entity tables are placed in each other

Question 2

Discriminators can be ________.

A) attributes
B) entities
C) relationships
D) subtypes