Oracle
1Z0-860 · Question #56
A developer is writing a stateless session bean that is obtaining a transaction-scoped entity manager using injection and assumes the application defines one persistence unit. Which declaration is…
The correct answer is C. @PersistenceContext EntityManager em. See the full explanation below for the reasoning.
Question
A developer is writing a stateless session bean that is obtaining a transaction-scoped entity manager using injection and assumes the application defines one persistence unit. Which declaration is correct?
Options
- A©Resource EntityManager em;
- B@PersistenceUnit EntityManager em;
- C@PersistenceContext EntityManager em;
- D@PersistenceUnit("TransactionScoped") EntityManager em;
How the community answered
(30 responses)- A13% (4)
- B3% (1)
- C80% (24)
- D3% (1)
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