Oracle 1Z0-898 exam practice questions and answers

The certification of Oracle 1Z0-898 exam is what IT people want to get. Because it relates to their future fate. Oracle 1Z0-898 exam training materials are the learning materials that each candidate must have. With this materials, the candidates will have the confidence to take the exam. Training materials in the DumpLeader are the best training materials for the candidates. With DumpLeader's Oracle 1Z0-898 exam training materials, you will pass the exam easily.

Selecting shortcut and using technique are to get better success. If you want to get security that you can pass Oracle 1Z0-898 certification exam at the first attempt, DumpLeader Oracle 1Z0-898 exam dumps is your unique and best choice. It is the dumps that you can't help praising it. There are no better dumps at the moment. The dumps can let you better accurate understanding questions point of 1Z0-898 exam so that you can learn purposefully the relevant knowledge. In addition, if you have no time to prepare for your exam, you just remember the questions and the answers in the dumps. The dumps contain all questions that can appear in the real exam, so only in this way, can you pass your exam with no ease.

Why do most people choose DumpLeader? Because DumpLeader could bring great convenience and applicable. It is well known that DumpLeader provide excellent Oracle 1Z0-898 exam certification materials. Many candidates do not have the confidence to win Oracle 1Z0-898 certification exam, so you have to have DumpLeader Oracle 1Z0-898 exam training materials. With it, you will be brimming with confidence, fully to do the exam preparation.

Many candidates who are ready to participate in the Oracle certification 1Z0-898 exam may see many websites available online to provide resources about Oracle certification 1Z0-898 exam. However, DumpLeader is the only website whose exam practice questions and answers are developed by a study of the leading IT experts's reference materials. The information of DumpLeader can ensure you pass your first time to participate in the Oracle certification 1Z0-898 exam.

We are doing our utmost to provide services with high speed and efficiency to save your valuable time for the majority of candidates. The Oracle 1Z0-898 materials of DumpLeader offer a lot of information for your exam guide, including the questions and answers. DumpLeader is best website that providing Oracle 1Z0-898 exam training materials with high quality on the Internet. With the learning information and guidance of DumpLeader, you can through Oracle 1Z0-898 exam the first time.

Exam Code: 1Z0-898
Exam Name: Oracle (Java Platform, Enterprise Edition 6 Java Persistence API Developer Certified Expert Exam)
One year free update, No help, Full refund!
Total Q&A: 63 Questions and Answers
Last Update: 2014-02-24

Dear candidates, have you thought to participate in any Oracle 1Z0-898 exam training courses? In fact, you can take steps to pass the certification. DumpLeader Oracle 1Z0-898 exam training materials bear with a large number of the exam questions you need, which is a good choice. The training materials can help you pass the certification.

In recent years, many people are interested in Oracle certification exam. So, Oracle 1Z0-898 test also gets more and more important. As the top-rated exam in IT industry, 1Z0-898 certification is one of the most important exams. With 1Z0-898 certificate, you can get more benefits. If you want to attend the exam, DumpLeader Oracle 1Z0-898 questions and answers can offer you convenience. The dumps are indispensable and the best.

1Z0-898 Free Demo Download: http://www.dumpleader.com/1Z0-898_exam.html

NO.1 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   1Z0-898 exam simulations   1Z0-898   1Z0-898 exam dumps   1Z0-898   1Z0-898 test questions

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 test   1Z0-898   1Z0-898   1Z0-898

NO.3 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 Bootcamp   1Z0-898   1Z0-898 answers real questions   1Z0-898

NO.4 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 exam prep   1Z0-898 Bootcamp   1Z0-898   1Z0-898   1Z0-898   1Z0-898

NO.5 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 practice questions   1Z0-898 test   1Z0-898 exam simulations   1Z0-898 certification

NO.6 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 test questions   1Z0-898   1Z0-898   1Z0-898   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   1Z0-898 test   1Z0-898 dumps   1Z0-898

NO.8 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 exam dumps   1Z0-898 exam   1Z0-898   1Z0-898 test

NO.9 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 braindump   1Z0-898   1Z0-898 answers real questions   1Z0-898

NO.10 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 braindump   1Z0-898 exam   1Z0-898 test questions

DumpLeader offer the latest 1z0-822 exam material and high-quality 100-101 pdf questions & answers. Our MB6-872 VCE testing engine and IIA-CIA-Part1 study guide can help you pass the real exam. High-quality 70-321 dumps training materials can 100% guarantee you pass the exam faster and easier. Pass the exam to obtain certification is so simple.

Article Link: http://www.dumpleader.com/1Z0-898_exam.html