Featured Oracle certification 1Z0-898 exam test questions and answers

Take advantage of the IT-Tests.com's Oracle training materials to prepare for the exam, let me feel that the exam have never so easy to pass. This is someone who passed the examination said to us. With IT-Tests.com Oracle 1Z0-898 exam certification training, you can sort out your messy thoughts, and no longer twitchy for the exam. IT-Tests.com have some questions and answers provided free of charge as a trial. If I just said, you may be not believe that. But as long as you use the trial version, you will believe what I say. You will know the effect of this exam materials.

Fantasy can make people to come up with many good ideas, but it can not do anything. So when you thinking how to pass the Oracle 1Z0-898 exam, It's better open your computer, and click the website of IT-Tests.com, then you will see the things you want. IT-Tests.com's products have favorable prices, and have quality assurance, but also to ensure you to 100% pass the exam.

Now passing Oracle certification 1Z0-898 exam is not easy, so choosing a good training tool is a guarantee of success. IT-Tests.com will be the first time to provide you with exam information and exam practice questions and answers to let you be fully prepared to ensure 100% to pass Oracle certification 1Z0-898 exam. IT-Tests.com can not only allow you for the first time to participate in the Oracle certification 1Z0-898 exam to pass it successfully, but also help you save a lot of valuable time.

Exam Code: 1Z0-898

Exam Name: Oracle (Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Expert Exam)

IT-Tests.com have a strong It expert team to constantly provide you with an effective training resource. They continue to use their rich experience and knowledge to study the real exam questions of the past few years. Finally IT-Tests's targeted practice questions and answers have advent, which will give a great help to a lot of people participating in the IT certification exams. You can free download part of IT-Tests's simulation test questions and answers about Oracle certification 1Z0-898 exam as a try. Through the proof of many IT professionals who have use IT-Tests's products, IT-Tests.com is very reliable for you. Generally, if you use IT-Tests's targeted review questions, you can 100% pass Oracle certification 1Z0-898 exam. Please Add IT-Tests.com to your shopping cart now! Maybe the next successful people in the IT industry is you.

1Z0-898 (Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Expert Exam) Free Demo Download: http://www.it-tests.com/1Z0-898.html

NO.1 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 test   1Z0-898   1Z0-898   1Z0-898

NO.2 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 dumps   1Z0-898   1Z0-898   1Z0-898   1Z0-898

NO.3 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

Oracle   1Z0-898   1Z0-898 questions   1Z0-898

NO.4 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

Oracle   1Z0-898   1Z0-898   1Z0-898 certification training

NO.5 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 test answers   1Z0-898 test   1Z0-898   1Z0-898

NO.6 Consider a persistence application with the following orm.xml:
What will be the effect of the above orm.xml?
A.The access type for only those entities that have not explicitly specified @Access will be defaulted to
field.
B.The access type for all entities in the persistence unit will be changed to FIELD.
C.The access type for allentities specified in this orm.xmlwill be changed to FIELD.
D.The access type for only those entities defined in thisorm-xml for which access is notspecified will be
defaulted to FIELD.
Answer: D

Oracle answers real questions   1Z0-898 test   1Z0-898

NO.7 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 test answers   1Z0-898   1Z0-898

NO.8 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

Oracle exam prep   1Z0-898   1Z0-898 exam dumps   1Z0-898   1Z0-898 study guide   1Z0-898

NO.9 A developer has created an application managed entity manager.Which statement is correct?
A.A new persistence context begins when the entity manager is created.
B.A new persistence context begins when a new JTA transaction begins.
C.A new persistence context begins when the entity manager is invoked in the context o\ transaction.
D.A new persistence context begins when the entity manager is invoked in the context of a resource-local
transaction.
Answer: B

Oracle exam   1Z0-898   1Z0-898 questions   1Z0-898 certification training

NO.10 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   1Z0-898 braindump

After the advent of the IT-Tests's latest Oracle certification 1Z0-898 exam practice questions and answers, passing Oracle certification 1Z0-898 exam is no longer a dream of the IT staff. All of IT-Tests's practice questions and answers about Oracle certification 1Z0-898 exam have high quality and 95% similarity with the real exam questions. IT-Tests.com is worthful to choose. If you choose IT-Tests's products, you will be well prepared for Oracle certification 1Z0-898 exam and then successfully pass the exam.