Free Oracle 1Z0-900 Exam Questions

Become Oracle Certified with updated 1Z0-900 exam questions and correct answers

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Total 142 Questions | Updated On: Mar 28, 2025

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Question 1

Given the code fragment:

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

A : rvice() method called.

B : rvice() method called.Get() method called.

C : HTTP error

D : T() method called.

Answer: A

Question 2

You are working with JMS publish-subscribe operations.

What happens when a producer publishes a message to a topic for which a durable subscription exists but there

are no subscribers available?

A : The publisher waits for a subscriber, who then consumes it. However, the publisher will time out if noconsumer arrives within the given timeout period.

B : The publisher sends the message. However, it is never consumed because there wasn’t anythinglistening when it arrived, regardless of the message timeout length.

C : The publisher successfully sends a message, which will be consumed later, once there is a subscriber,assuming the message hasn’t timed out.

D : The message publisher is immediately notified about the lack of subscribers and can decide for itself if,and when, to resend.

Answer: C

Question 3

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

B : additional annotations are required.

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

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

Answer: D

Question 4

Given an HttpServletRequest request and an EJB SessionContext ctx.

Which is a valid way to retrieve the Principal invoking either behavior?

A : quest.getCallerPrincipal() and ctx.getCallerPrincipal()

B : quest.getUserPrincipal() and ctx.getUserPrincipal()

C : quest.getCallerPrincipal() and ctx.getUserPrincipal()

D : request.getUserPrincipal() and ctx.getCallerPrincipal()

Answer: A

Question 5

In the Back-to-Back (B2B) Order to Cash flow, ordered items are purchased from a supplier. The Sourcing

Rules have been defined for the item and the buy flow has been initiated. The sales order line is shown as

Awaiting Shipping and the supply line status is in “Purchasing” with the supply order generated but the

purchase requisition not generating.

What is the reason?

A : sourcing rule is incorrect.

B : pply order is generated with exceptions.

C : epare is not valid.

D : Blanket Purchase Agreement (BPA) exists for this supplier-item combination.

E : y requests originate from Order Management.

Answer: A

Page: 1 / 29

Total 142 Questions | Updated On: Mar 28, 2025

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