1Z0-898 Exam Dumps | A developer who is designing entity classes to map a legacy database encounters a table called STUDENT

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Question 16/63

A developer who is designing entity classes to map a legacy database encounters a table called STUDENT_RECORD.
This table has two columns, STUDENT_ID and STUDENT_INFO_ID. The primary key of this table consists of both columns, and there is a unique constraint on each info column.
The STUDENT_ID column is foreign key to the STUDENT table and STUDENT_INFO_ID column is a foreign key to the STUDENT_DAT table.
What entity classes and relationships can the developer use to model these tables and relationship?
(Choose two)

A. Model the student table as a student entity and STUDENT_DATA table StudentData entity. Model the STUDENT_RECORDS table as bidirectional many-to-many relationship between the student entity on the student data entity.

B. Model the STUDENT table as a Student entity and the STUDENT-DATA table as a StudentData entity.
Model the STUDENT_RECORD table as a bidirectional one-to-one relationship between the student entity and the StudentData entity.

C. Model the STUDENT table as a Student entity and the STUDENT-DATA table as a StudentData entity.
Model the Student-Records table as a student record entity. Create a many-to-one one relationship from the StudentRecord entity to the student entity and many-to-one relationship from the student entity to the StudentData entity and one-to-many relationship from the StudentData entity to the StudentRecord entity.

D. Model the STUDENT table as a Student entity and the STUDENT-DATA table as a StudentData entity.
Model the STUDENT-RECORD table as a StudentRecord entity. Create a bidirectional one-to-one relationship between the StudentRecord entity and bidirectional one-to-one relationship between the Student Record entity and the Student Data entity.

Question 16/63

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