Le test Oracle 1Z0-561 est une examination de techniques professionnelles dans l'Industrie IT. Pass4Test est un site qui peut vous aider à réussir le test Oracle 1Z0-561 rapidement. Si vous utiliser l'outil de formation avant le test, vous apprendrez tous essences de test Certification Oracle 1Z0-561.
Vous pouvez télécharger tout d'abord une partie de Q&A Certification Oracle 1Z0-583 pour tester si Pass4Test est vraiment professionnel. Nous pouvons vous aider à réussir 100% le test Oracle 1Z0-583. Si malheureusement, vous ratez le test, votre argent sera 100% rendu.
Si vous choisissez notre l'outil formation, Pass4Test peut vous assurer le succès 100% du test Oracle 1Z0-898. Votre argent sera tout rendu si vous échouez le test.
La partie plus nouvelle de test Certification Oracle 1Z0-583 est disponible à télécharger gratuitement dans le site de Pass4Test. Les exercices de Pass4Test sont bien proches de test réel Oracle 1Z0-583. En comparaison les Q&As dans les autres sites, vous trouverez que les nôtres sont beaucoup plus complets. Les Q&As de Pass4Test sont tout recherchés par les experts de Pass4Test, y compris le test simulation.
Code d'Examen: 1Z0-561
Nom d'Examen: Oracle (Oracle FLEXCUBE Universal Banking 11 Basic Implementation Essentials)
Questions et réponses: 76 Q&As
Code d'Examen: 1Z0-583
Nom d'Examen: Oracle (Oracle User Productivity Kit 11 Technical Consultant Essentials Exam)
Questions et réponses: 115 Q&As
Code d'Examen: 1Z0-898
Nom d'Examen: Oracle (Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Expert Exam)
Questions et réponses: 63 Q&As
Il demande les connaissances professionnelles pour passer le test Oracle 1Z0-583. Si vous manquez encore ces connaissances, vous avez besoin de Pass4Test comme une resourece de ces connaissances essentielles pour le test. Pass4Test et ses experts peuvent vous aider à renfocer ces connaissances et vous offrir les Q&As. Pass4Test fais tous efforts à vous aider à se renforcer les connaissances professionnelles et à passer le test. Choisir le Pass4Test peut non seulement à obtenir le Certificat Oracle 1Z0-583, et aussi vous offrir le service de la mise à jour gratuite pendant un an. Si malheureusement, vous ratez le test, votre argent sera 100% rendu.
1Z0-898 Démo gratuit à télécharger: http://www.pass4test.fr/1Z0-898.html
NO.1 Entity lifecycle callback methods may be defined in which three classes.? (Choose three)
A.Embedded classes
B.Entity classes
C.Abstract classes
D.Entity listener classes
E.Mapped superclasses
F.Concrete non-entity superclasses
Answer: B,D,E
Oracle 1Z0-898 examen certification 1Z0-898 1Z0-898 examen 1Z0-898 examen
NO.2 An application that uses pessimistic locking calls an updateData method that results in a
LockTimeoutException being thrown.What three statements are correct? (Choose three)
A.The current transaction continues.
B.The current statement continues.
C.The current transaction is rolled back.
D.The current statement is rolled back.
E.The LockTimeoutException can NOT be caught.
F.The LockTimeoutException can be caught, and the updateData method retried.
Answer: A,D,F
Oracle 1Z0-898 examen certification 1Z0-898
NO.3 A developer wrote an entity class with the following method:
Private static Logger logger = Logger.getLogger ( ° m yLogge¡± )
@PrePersist @PreUpdate Public void doA () { Logger.info ( ° ¡± ); } @ P o s t P ersis t @ P o s t U pd ate Pu b l ic v oi
doB () { logger.info ( ° ¡± );
What will the log message contain when an application does the following?
Begins a transaction
Creates the entity
Persists the entity
Commits the transaction
Begins the entity data
Modifies the entity data
Merges the entity
Commits the second transaction
A.A A B B
B.A B A B
C.A B B A B
D.The application will throw an exception because multiple lifecycle callback annotations applied to a
single method.
Answer: B
Oracle examen 1Z0-898 examen 1Z0-898 certification 1Z0-898 1Z0-898 examen
NO.4 A developer wants to model the grades for a student as a Map<course, integer>.Assume that Student
and Course are entitles, and that grades are modeled by integers.
Which of the following two statements are correct? (Choose two)
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.
Answer: A,C
Oracle 1Z0-898 examen 1Z0-898 1Z0-898
NO.5 A developer has created a deep entity class hierarchy with many polymorphic relationships between
entitles.Which inheritance strategy, as defined by the inheritanceType enumerated type, will be most
performed in this scenario?
A.Single table-per-class-hierarchy (InheritanceType.SINGLE_TABLE)
B.Joined-subclass (inheritanceType.JOINED)
C.Table-per-concrete-class (inheritanceType.TABLE_PER_CLASS)
D.Polymorphic join table (inheritanceType.POLYMORPHIC_JOIN_TABLE)
Answer: C
certification Oracle certification 1Z0-898 certification 1Z0-898 certification 1Z0-898
NO.6 A developer is creating an entity which is mapped to a table that has a primary key constraint defined on
two character columns and would like to use mapping defaults as much as possible to simplify the code.
Which two mapping options can be chosen? (Choose two.)
A.Use an @id property that constructs a private field as a concatenation of two columns.
B.Use a separate class to map those two columns and use an @idclass annotation to denote I primary
key field or property in the entity.
C.Use a separate @Embeddable class to map those two columns and use an @EmbeddedId annotation
to denote a single primary key field or property in the entity.
D.Use a separate @Embeddable class to map those two column and add two fields or properties the
entity, each marked as @id, that correspond to the fields or properties in the embeddable class.
E.Use a separate class to map those two columns.Specify that class using @Idclass annotation on the
entity class.Add two fields or properties to the entity, each marked as @Id, that correspond to the fields or
properties in that separate class.
Answer: B,C
Oracle certification 1Z0-898 1Z0-898 certification 1Z0-898
NO.7 Given:
Which statement is correct?
A.The method will return TRUE.
B.The method will return FALSE.
C.The method will throw an exception.
D.The order instance will be removed from the database.
Answer: C
certification Oracle certification 1Z0-898 certification 1Z0-898
NO.8 Given the following code:
Public void create () {
try {
doA () {
} catch (PersistenceException e) {} try (doB) ();
} catch (PersistenceException e) {}
}
Calling method doA will cause an NonUniqueResultException to be thrown.Calling method doB will cause
an EntityExistsException to be thrown.
What two options describe what will happen when the create method is called within an application ' uses
container managed transactions? (Choose two)
A.Method doB will never be called.
B.The current transaction will continue after doA executes.
C.The current transaction will continue after doB executes.
D.The current transaction will be marked for rollback when doA is called.
E.The current transaction will be marked for rollback when doB is called.
Answer: C,E
certification Oracle 1Z0-898 examen certification 1Z0-898 1Z0-898 examen certification 1Z0-898
没有评论:
发表评论