1Z0-898 무료 덤프문제 온라인 액세스

A stateless session bean's business method invokes EJBContext.setRollBackOnly and receives an IllegalStateException.
Under which of these conditions could this be possible?

• A.This Is NOT possible; a stateless session bean cannot invoke EJBContext.SetRollBackOnly.
• B.The business method is marked with the NONSUPPORTED transaction attribute.
• C.The bean has no metadata (in annotations 01 deployment descriptor) which specifies the transaction attribute for the method.
• D.The business method is marked with the MANDATORY transaction attribute.

An application has two entities, parson and Address.

The application calls the DeletePersonsByStatus named query.
Which of the following is true?

• A.The person entities, and all their related address entities, are removed.
• B.The person entities are removed, but NOT their related address entities.
• C.The DeletePersonsByStatus named query is ill-formed, and will be rejected by the persistence provider.
• D.The named query will fall.

FooBean and BarBean are both EJB 3.0 stateless beans with container-managed transaction demarcation. All business methods in FooBean have transaction attribute REQUIRED, and all business methods in BarBean have transaction attribute REQUIRED_NEW. The business method foo in FooBean invokes the Business method bar in BarBean.
Given:
10.
Public class BarBean {
11.
public void bar () {
12.
throw new RuntimeException ("unexpected error . . . ");
13.
}}
Which is true about the method of invocation assuming execution reaches line 12?

• A.The BarBean bean instance is in ready state for the next invocation.
• B.FooBean.foo method receives javax -ejb. EJBTtansactionRolledbackException.
• C.FooBean.foo method receives javax.ejb.EJBException.
• D.FooBean.foo method receives the original RuntimeException thrown from BarBean.bar method.

Consider the following web application:

Here MyEntity1.class and MyEntity2.class are annotated with @Entity and MyEmbeddable1-class and MyEmbeddable2-class are annotated with @Embeddable. MyPU is container managed. Which of the following represents set of classes considered managed by MyPU?

• A.MyEntity1, and MyEmbeddable1
• B.MyEntity1, MyEmbeddable1, MyEntity2, and MyEmbeddable2
• C.MyEntity1, MyEmbeddable1, and MyEntity2
• D.MyEntity1 and MyEntity2

A developer needs to include a set of managed classes in a persistence unit. Which two solutions are correct? (Choose two.)

• A.Place the class files in any jar on the classpath that is included in the persistence unit.
• B.Place the class files in the orm.xml file.
• C.Place the class files in any mapping file that is included on the classpath.
• D.Place the class files in the root of the persistence unit.