Vendor: Oracle
Certifications: Others Oracle Certifications
Exam Name: Java Enterprise Edition 5 Business Component Developer Certified Professional Exam
Exam Code: 1Z0-860
Total Questions: 305 Q&As
Last Updated: Mar 25, 2024
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Oracle 1Z0-860 Last Month Results
1Z0-860 Q&A's Detail
Exam Code: | 1Z0-860 |
Total Questions: | 305 |
CertBus Has the Latest 1Z0-860 Exam Dumps in Both PDF and VCE Format
1Z0-860 Online Practice Questions and Answers
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.
A developer wants to release resources within a stateless session bean class. The cleanup method should be executed by the container before an instance of the class is removed. The deployment descriptor is NOT used. Which three statements are correct? (Choose three.)
A. The cleanup method may declare checked exceptions.
B. The cleanupmethodmusthave noarguments andreturn void.
C. The cleanup method isexecuted inan unspecifiedtransactionand security context.
D. The developer should mark the cleanup methodwiththe @PreDestroy annotation.
E. The developershouldmark thecleanupmethodwiththe @PostDestroy annotation.
F. Thecleanup method is executed inthetransactionandsecurity context ofthelast business method invocation.
The Java Persistence API defines a notion of propagation of a persistence context. Which statement is correct?
A. Persistence context propagation is NOT supported for message-driven beans.
B. Persistence context propagation is supported for any type of an entity manager.
C. Persistence context propagation avoids the need for the application to pass references of entity manager instances.
D. Persistence context propagation results in cloning of all managed instances for use by another instance of an entity manager.
Which statement about mapping using the Java Persistence API is correct?
A. User-defined XML mapping files can be used only if orm. xml file is NOT present.
B. All mapping files other than orm. xml must be listed explicitly in the persistence, xml descriptor.
C. Mapping information specified in the XML mapping file overrides all annotations and default mappings.
D. The orm.xml file must be placed into the persistence unit's root to be processed by the persistence provider.
An enterprise bean has security permissions set up using declarative security features. Under which two conditions can a client be guaranteed to have permission to invoke a business method on the enterprise bean? (Choose two.)
A. The Application Assembler has marked the enterprise bean methodasunchecked.
B. The client's principalhas beenassigned a securityrolewithpermissionto invokethe method.
C. The Application Assembler has set the security-identity deployment descriptor to run- as.
D. TheApplicationAssemblerhas mapped all security role references using the role-link element.
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