1Z0-898 無料問題集「Oracle Java EE 6 Java Persistence API Developer Certified Expert」

（A）REQUIRED, REQUIRES_NEW, and REQUIRES_NEW

（B）REQUIRED, MANDATORY, andREQUIRES_NEW

（C）MANDATORY, MANDATORY, and MANDATORY

（D）MANDATORY, MANDATORY, <and REQUIRES__NEW

（A）The statement and the transaction continue.

（B）The statement and the transaction are marked for rollback.

（C）The query is recreated within the current transaction.

（D）The statement is rolled back, but the transaction continues.

（A）Entity manager instances must be explicitly closed.

（B）The application may specify whether the scope of the persistence context is extended.

（C）The application may need to call EntityManager. joinTransaction If a JTA aware entity manager is used.

（D）The application must use EntityManagerFactory instances to create entity managers.

（A）@ AttributeOverrides ({
@AttributeOverride (name = "street", column = @Column (name = "name_STREET")),
@AttributeOverride (name = "city, column = @Column (name = "name_CITY")),
@AttributeOverride (name = "country, column = @Column (name = "name_COUNTRY")),
}}
@Embedded Address addr;

（B）@ AttributeOverrides ({
@AttributeOverride (name = "street", column (name = "name_STREET")),
@AttributeOverride (name = "city, column (name = "name_CITY")),
@AttributeOverride (name = "country, column (name = "name_COUNTRY")),
}}
@Embedded Address addr;

（C）@AttributeOverrides ({
@AttributeOverride (name = "street", column = @Column (name = ADDR_STREET)),
@AttributeOverride (name = "city, column = @Column (name = ADDR_CITY)),
@AttributeOverride (name = "country, column = @Column (name = ADDR_COUNTRY)),
}}
@Embedded Address addr;

（D）@AttributeOverrides ({
@AttributeOverride (name = "addr.street", column = @Column (name = ADDR_STREET)),
@AttributeOverride (name = "addr.city", column = @Column (name = ADDR_CITY)),
@AttributeOverride (name = "addr.country", column = @Column (name = ADDR_COUNTRY)),
}}
@Embedded Address addr;

（A）The developer can model the grades as an element collection in the Student entity.

（B）The developer can model the grades as a oneToMany relationship in the Student entity.

（C）The mapping for the key of the map can be specified by the @MapKeycolumn annotation.

（D）The mapping for the value of the map can be specified by the @Column annotation.

（A）Entity listener classes

（B）Embedded classes

（C）Mapped superclasses

（D）Concrete non-entity superclasses

（E）Abstract classes

（F）Entity classes

（A）cascade-persist

（B）cascade all

（C）cascade remove

（D）cascade detach