CENTRAL SCHOOL LIBRARY
Observe the ER diagram for the CENTRAL SCHOOL LIBRARY

-How many tables will the relational schema mapped from the Central School Library ER diagram have?
A)2
B)3
C)4

Question

CENTRAL SCHOOL LIBRARY
Observe the ER diagram for the CENTRAL SCHOOL LIBRARY
 
-How many tables will the relational schema mapped from the Central School Library ER diagram have?
A)2 
B)3 
C)4

Quizplus · Accepted Answer

The ER diagram shows four entities (BOOK, MEMBER, LOAN, CATEGORY) which will each become a table in the relational schema. Therefore, the relational schema mapped from the Central School Library ER diagram will have four tables. Choice (C) is the correct answer.

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