Oracle Oracle Certifications 1Z0-900 Questions & Answers

• Question 71:

  A supply request has been received in supply chain orchestration. Both organizations belong to the same legal entity and they do not have a buy-sell relationship between them.

  Which type of execution document can fulfill the supply request?

  A. Transfer Order

  B. Purchase Requisitions

  C. Purchase Order

  D. Sales Order

  Correct Answer: A

• Question 72:

  You have a high value item that you want to audit on an unscheduled basis to deter pilfering.

  Which method would you use to do this?

  A. ABC Count

  B. Physical Inventory Count

  C. Automated Cycle Count

  D. Manual Cycle Count

  E. Blind Inventory Count

  Correct Answer: D

• Question 73:

  Reorder quantities for an item subinventory are calculated using Fixed Lot Multiple and Round Order Quantity. Assume that the reorder quantity is 24 and you specify 10 for the fixed lot multiple and enable rounding the reorder quantity.

  What will be the reorder quantity?

  A. 30

  B. 20

  C. 24

  D. 25

  Correct Answer: A

• Question 74:

  Given the JPQL code fragment:

  Select pub.title, pub.author, pub.pages FROM Publisher pub

  Which two clauses do you add to this JPQL query to retrieve only those books with between 500 and 750 total pages? (Choose two.)

  A. WHERE MIN(pages) >= 500 AND MAX(pages) <= 750

  B. WHERE pub.pages <= 500 OR pub.pages >= 750

  C. WHERE pub.pages BETWEEN 500 AND 750

  D. WHERE pub.pages <= 500 AND pub.pages >=750

  Correct Answer: AB

• Question 75:

  Given the following class definition with numbered lines:

  

  How do you specify to use this mock CDI bean implementation instead of the regular implementation class?

  A. Use the alternatives element in the beans.xml file and specify the class name in the class element within it.

  B. Start up the server with the optional 璦lternative command-line option, specifying any alternative class names in a comma-separated list.

  C. Reorder the implementation names in the beans.xml file such that the desired alternative is listed earlier.

  D. Delete the regular implementation class from the WAR.

  Correct Answer: B

• Question 76:

  Give the code fragment:

  

  And the code fragment:

  

  The sendConfirmation() and reserve() methods should be executed in the same transactional context. Which transaction attributes do you ensure this?

  A. Add annotations: @TransactionAttribute (TransactionAttributeType.REQUIRES_NEW) at line 2,

  @Transactional at line 9 and

  @TransactionAttribute ((TransactionAttributeType.MANDATORY) at line 12

  B. No additional annotations are required.

  C. Add annotations: @TransactionAttribute (TransactionAttributeType.REQUIRED) at line 2, @Transactional at line 9 and @TransactionAttribute ((TransactionAttributeType.REQUIRES_NEW) at line 12

  D. Add annotations: @TransactionAttribute (TransactionAttributeType.MANDATORY) at line 2, @Transactional at line 9 and @TransactionAttribute ((TransactionAttributeType.REQUIRES_NEW) at line 12

  Correct Answer: D

• Question 77:

  Which statement is true about Java methods that are exposed as Web Service operations by using JAXWS API?

  A. The @WebResult annotation must exist.

  B. Method parameters and return types must be JAXB compatible.

  C. Method parameters must be declared by using @WebParam.

  D. The @WebMethod annotation must exist.

  Correct Answer: D

• Question 78:

  Given the code fragment:

  

  What output will be returned when this servlet is called a GET request?

  A. Service() method called.

  B. Service() method called.Get() method called.

  C. An HTTP error

  D. GET() method called.

  Correct Answer: A

• Question 79:

  A Persistence application locks entity x with a LockModeType.PESSIMISTIC_READ lock type. Which statement is true?

  A. LockModeType.PESSIMISTIC_READ is the synonym of LockModeType.READ

  B. This operation will force serialization among transactions attempting to read the entity data.

  C. This operation will result in a TransactionRolledbackException if the lock cannot be obtained.

  D. If the application updates the entity later, and the changes are flushed to the database, the lock will be converted to an exclusive look.

  Correct Answer: B

  Reference: https://docs.oracle.com/javaee/7/api/javax/persistence/LockModeType.html

• Question 80:

  A Java EE application that uses an EJB container must communicate with a legacy system developed using non-Java technologies.

  Which two Java EE technologies can be used in the integration tier of the application? (Choose two.)

  A. JMS

  B. JSF

  C. JPA

  D. JCA

  Correct Answer: AB