Author Question: In an IDEF1X identifying connection relationship, ________. A) the identifier of the child is ... (Read 18 times)

Garrulous · **on:** Jul 7, 2018

In an IDEF1X identifying connection relationship, ________.

A) the identifier of the child is always part of the identifier of the parent
B) the identifier of the parent is always part of the identifier of the child
C) the identifier of the parent is always the same as the identifier of the child
D) the identifier of the parent is optional

Question 2

In UML-style E-R diagrams, the third segment of an entity class contains ________.

A) the name of the entity
B) the cardinalities of the entity
C) constraints and methods
D) entity attributes