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Question ID 4606

An application has two entities, parson and Address.
 
 
The application calls the DeletePersonsByStatus named query. Which of the following is true?

Option A

A.    The person entities are removed, but NOT their related address entities.
 

Option B

B.    The person entities, and all their related address entities, are removed.
 

Option C

C.    The DeletePersonsByStatus named query is ill-formed, and will be rejected by the persistence provider.
 

Option D

D.    The named query will fall.
 

Correct Answer A
Explanation


Question ID 4607

An application uses optimistic locking by defining version attributes in its entity classes. The application performs a bulk update of the entities using a JPQL query.
Which of the following is correct?
 

Option A

A.    The persistence provider will ensure that the version value in each table is updated.
 

Option B

B.    The persistence provider will create a new transaction for the bulk update.
 

Option C

C.    An OptimisticLockException will be thrown by the persistence provider.
 

Option D

D.    The value of the Version attributes of the updated entitles should be also be explicitly updated by the query.
 

Correct Answer D
Explanation

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