Pat Owen is chair of the National Grizzly Society,which maintains a database of all grizzly bears within the United States.One table will store the name,birth date,and other characteristics of all of the grizzly bears that have been registered.Each grizzly bear is uniquely identified by a registration number.A second table will contain data that link each grizzly bear to its male and female parents by means of their registration numbers.The primary key in the first table is
A)name.
B)birth date.
C)the primary key in the second table.
D)a foreign key in the second table.

Question

Quizplus · Accepted Answer

The primary key in the first table is the unique identifier for each grizzly bear, which is the registration number. This registration number is used in the second table to link each grizzly bear to its parents, making it a foreign key in the second table.

Pat Owen Is Chair of the National Grizzly Society,which Maintains