Multiple Choice
All of the following are ways to represent an inheritance structure in a database EXCEPT:
A) table per concrete class with implicit polymorphism.
B) table per concrete class with unions.
C) table per abstract class with joins.
D) table per class hierarchy.
Correct Answer:

Verified
Correct Answer:
Verified
Q81: Object-oriented environments typically do not have an
Q82: _ is a model for specifying when
Q83: The difference between the object-oriented world and
Q84: ORM frameworks include tools for managing database
Q85: Object-relational mapping frameworks require less overhead than
Q87: The property of an object that separates
Q88: Call-level APIs work well when an application
Q89: The identity of the _ is dealt
Q90: Easy mapping to _ database schemas is
Q91: A(n)_ is a class that represents a