Question

Q: Joey has developed an application for a vehicle management company
The application has three classes, Vehicles, Cars, and Trucks, where
the Cars and Trucks classes extend the Vehicles class. Joey has
created a single table for all these classes instead of creating a
separate table for each dass in the inheritance hierarchy. Which one of
the following mapping strategies has been implemented by Joey in the
application to support the inherentance hierarchy?


A)Table per concrete class
B)Table per hierarchy
C)Table per class
D)Tabla per subclass​

Answer 1

Answer:

a is correct answer is no longer