A Java Persistence application has been developed for a Java SE environment and the persistence, xml file looks like this: order-mappings.xml com.acme.Order com.acme.Customer com.acme.ltem Now the developer wants to repackage it as a Java EE application and try it on several compliant Java EE 5 containers using injection to get an entity manager. Which change is needed to make to the persistence.xml?

A. Specify the JTA data source.

C. Remove the vendor-specific properties.

D. Remove the list of all managed classes.

Oracle

1Z0-860 · Question #140

A Java Persistence application has been developed for a Java SE environment and the persistence, xml file looks like this: <persistence-unit name="OrderManagement" transaction-type=RESOURCE_LOCAL>…

The correct answer is B. Remove the transaction type attribute. See the full explanation below for the reasoning.

Question

A Java Persistence application has been developed for a Java SE environment and the persistence, xml file looks like this: <persistence-unit name="OrderManagement" transaction-type=RESOURCE_LOCAL> <mapping-file>order-mappings.xml</mapping-file> <class>com.acme.Order</class> <class>com.acme.Customer</class> <class>com.acme.ltem</class> <properties> <property name="com. acme, persistence, monitoring" value="0N7> </properties> </persistence-unit> Now the developer wants to repackage it as a Java EE application and try it on several compliant Java EE 5 containers using injection to get an entity manager. Which change is needed to make to the persistence.xml?

Options

ASpecify the JTA data source.
BRemove the transaction type attribute.
CRemove the vendor-specific properties.
DRemove the list of all managed classes.

How the community answered

(33 responses)

A
6% (2)
B
79% (26)
C
12% (4)
D
3% (1)

Community Discussion

No community discussion yet for this question.

Full 1Z0-860 Practice