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CENTRAL SCHOOL LIBRARY Observe the ER Diagram for the CENTRAL SCHOOL LIBRARY

Question 71

Multiple Choice

CENTRAL SCHOOL LIBRARY
Observe the ER diagram for the CENTRAL SCHOOL LIBRARY
CENTRAL SCHOOL LIBRARY Observe the ER diagram for the CENTRAL SCHOOL LIBRARY -How many foreign keys in the relational schema mapped from the Central School Library ER diagram serve as a component of a primary key? A) 0 B) 1 C) 2 D) 3
-How many foreign keys in the relational schema mapped from the Central School Library ER diagram serve as a component of a primary key?


A) 0
B) 1
C) 2
D) 3

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