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QUESTION NO:21

Given this Java EE application that uses a JTA application-managed entity manager:

20. UserTransaction utx = …;

21. utx.beginQ;

22. // insert code here

23. utx.commitQ;

Which two code fragments can be used on Line 22 to persist an order instance assuming

that all references are properly initialized? (Choose two.

A. em.merge(order); em.flushQ;

B. em.persist(order); em.flushO;

C. em.joinTransactionO; em.persist(order);

D. em = emfcreateEntityManagerQ; em.persist(order);

Answer: C, D

QUESTION NO:88

Which two statements are true about EJB 3.0 JMS message-driven beans? (Choose two.)

A. The developer can use JMS messageselector declarationsto restrict the messages that

the bean receives.

B. The developer can associate the bean with a specific queue or topic using the

resource-ref element of the deployment descriptor.

C. To achieve concurrent processing of more than one message at a time, more than one

bean class must be associated with the same JMS queue.

D. The developer can usetheactivationConfigelementoftheMessageDrivenannotationto

specify whether the bean should be associated with a queue or a topic.

Answer: A, D

QUESTION NO:29

DRAG DROP

Click the Task button.

A Department entity is in a one-to-many relationship with an Employee entity. A

developer has been asked to write a Java Persistence query to update the set of employees

who are in the department \’HR\’ by setting their department to null. Construct a query

using the Java Persistence query language to perform this task. Construct a valid Java

Persistence query by dragging and dropping the syntax fragements.

Answer: C

QUESTION NO:23

A CMT session bean named MrBean is annotated as follows :

21. @Stateless(name=”MrBean”)

22. @TransactionAttribute0″ransactionAttributeType.NOT_SUPPORTED)

23. public class MrBean {

24. public void storeStuffQ {}

25. There are no transaction annotations at the method level. Given the following snippet

of an ejb-jar.xml:

23.

24.

25. MrBean

26. storeStuff

27.

28. Mandatory

29.

Which statement is correct about the business methods in MrBean?

A. All methods have transactionattributeREQUIRED.

B. All methodshavetransaction attributeMANDATORY.

C. All methodshavetransaction attribute NONSUPPORTED.

D. Methods with name store Stuff have transaction attributeMANDATORYand all other

methods have transaction attribute REQUIRED.

E. MethodswithnamestoreStuffhavetransaction attribute MANDATORY andall

othermethods have transaction attribute NONSUPPORTED.

F. Methodswithname store Stuff haveatransaction attribute REQUIRED andallother

methods have transaction attribute NOT SUPPORTED.

Answer: E

QUESTION NO:71

Given the following client-side code that makes use of the session bean Foo:

10. @EJB Foo beanl;

11. @EJB Foo bean2;

//more code here

20. booleantestl = beanl.equals(beanl);

21. booleantest2 = beanl.equals(bean2); Which two statements are true? (Choose two)

A. If Foo is stateful, testl is true, and test2 is true, B.

If Foo is stateful, testl is true, and test2 is false, C. If

Foo is stateless, testl is true, and test2 is true. D. If

Foo is stateful, testl is false, and test2 is false, E. If

Foo is stateless, testl is true, and test2 is false. F. If

Foo is stateless, testl is false, and test2 is false.

Answer: B, C

QUESTION NO:59

FooBean is an EJB 3.0 session bean that can make valid use of UserTransaction. Which

is guaranteed to work in an EJB container for FooBean to obtain the UserTransaclion

object?

A. Invoke a method on a SessionContext that returns a UserTransaction object.

B. Perform JNDI lookup with name “java:/UserTransaction” on an InitialContext.

C. Perform JNDI lookup with the name “jdbc/UserTransaction” on an InitialContext.

D. Use the @TransactionManagement annotation to inject an instance variable of type

UserTransaction in a bean class.

Answer: A

QUESTION NO:100

A developer writes a stateless session bean with one local business interface

and with containermanaged transactions. All business methods have transaction

attribute REQUIRED. The bean has an injected field sessionCtx of the type

SessionContext. Which two operations are allowed in a business method of the bean?

(Choose two.)

A. sessionCtx. getEJBObject

B. sessionCtx.setRollbackOnly

C. sessionCtx. getMessageContext

D. sessionCtx. getBusinessObject

E. sessionCtx. getEJBLocalObject

Answer: B, D

QUESTION NO:76

A developer creates the following session bean:

10..Stateless

11. @RolesAllowed(“SECRET”)

12. public class MyBean implements Mylnterface

13. public void methodAOJ}

14. @PermitAII

15. public void methodB0 {}

16. @DenyAII

17. public void methodC0 {}

18.}

No deployment descriptor is supplied. Which two statements are true? (Choose two.)

A. A user in the role “SECRET” will be able to access all of the methods.

B. A user in the role “FOO” will be able to access methodA and methodB.

C. A user without any role will be able to access methodB but NOT methodA.

D. A user in the role “SECRET” will be able to access methodA and methodB.

E. A user in the role “SYSADM” will be able to access methodA, methodB, and

methodC.

Answer: C, D

QUESTION NO:35

A User entity is in a one-to-many relationship with a Book entity. Assume that a

developer has a function fetchBook(String title) that fetches a Book entity with the given

title title. Also assume that the developer has an entity manager em. Which query can be

used to return the user that holds the book titled “Java”?

A. em.createQueryfSELECT u FROM User u where :great IN

u.books.title”).setParameter(“great”,”Java”)

B. em.createQuery(“SELECT u FROM User u where :great IN

C. books”). setParameter(“great”,fetchBook(“Java”))

D. em.createQuery(“SELECT u FROM User u where :great MEMBER OF

E. books.title”). setParameter(“great” .”Java”)

F. em.createQuery(“SELECT u FROM User u where :great MEMBER OF

G. books”). setParameter(“great”,fetchBook(“Java”))

Answer: D

QUESTION NO:97

Given two entities with a many-to-many bidirectional association between them:

11. @Entity public class Employee!

12. Collection projects;

13. // more code here

14.}

and

11..Entity public class Project!

12. Set emps;

13. // more code here

14.}

What set of annotations correctly defines the association?

A. @ManyToMany on the projects field,

@ManyToMany(mappedBy=”projects”) on the emps field

B. @ManyToMany(mappedBy=”emps”) on the projects field,

@ManyToMany on the emps field

C. @ManyToMany(targetEntity=Project.class) on the projects field,

@ManyToMany(mappedBy=”projects”) on the emps field

D. @ManyToMany(targetEntity=Project.class) on the projects field,

@ManyToMany on the emps field

Answer: C

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