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Java Programming · Q26

Java Application Lifecycle and Annotations

Programming · Java Programming · question 26

Q26

What is the purpose of the `@PersistenceUnit` annotation in Java EE applications?

A.
To create JavaBeans
B.
To execute SQL queries
C.
To define JavaBean properties
D.
To inject a reference to a persistence unit
Answer

Answer: Option D

Solution

Answer: Option D
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