Oracle
1Z0-860 · Question #4
Given this Java EE application that uses a JTA application-managed entity manager: 20. UserTransaction utx = ...; 21. utx.beginQ; 22. // insert code here 23. utx.commitQ; Which two code fragments…
The correct answer is C. em.joinTransactionO; em.persist(order); D. em = emfcreateEntityManagerQ; em.persist(order). See the full explanation below for the reasoning.
Question
Given this Java EE application that uses a JTA application-managed entity manager: 20. UserTransaction utx = ...; 21. utx.beginQ; 22. // insert code here 23. utx.commitQ; Which two code fragments can be used on Line 22 to persist an order instance assuming that all references are properly initialized? (Choose two.
Options
- Aem.merge(order); em.flushQ;
- Bem.persist(order); em.flushO;
- Cem.joinTransactionO; em.persist(order);
- Dem = emfcreateEntityManagerQ; em.persist(order);
How the community answered
(35 responses)- A6% (2)
- B11% (4)
- C83% (29)
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