Printable PDFOracle 1Z0-860 Exam Questions & Answers
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Vendor: Oracle
Exam Code: 1Z0-860
Exam Name: Java Enterprise Edition 5 Business Component Developer Certified Professional
Certification Provider: Oracle
Total Questions: 305 Q&A
Updated on: Mar 28, 2025
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1Z0-860 Online Practice Questions and Answers
A Java Persistence application uses a Version attribute to manage concurrent updates. Which is true?
A. The Version attribute must have a public access type.
B. The Version attribute is used by the persistence provider.
C. A separate Version attribute must be specified for each class in the inheritance hierarchy.
D. A separate Version column must be specified for each table mapped to the entity.
A developer has obtained a container-managed entity manager in a stateless session bean. Which two statements are correct? (Choose two.)
A. Invoking the flush method without a transaction will throw an exception.
B. Invoking the clear method without a transaction will throw an exception.
C. Invoking the persist method without a transaction will throw an exception.
D. Invoking the find method for an entity that does NOT exist will throw an exception.
A session bean calls the setRollbackOnly method on the EJBContext interface within a business method with an active transaction. Which two are correct? (Choose two.)
A. The transaction timeout is immediately disabled.
B. The container will ensure that the transaction will never commit.
C. The bean must have started the current transaction for this to be legal.
D. The bean must have bean-managed transaction demarcation for this to be legal.
E. Thebean must have container-managed transaction demarcation for this to be legal.
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