QUESTION: 65

Which of the following statements is true? Select the correct answer.

REST services primarily rely on the use of SOAP headers to exchange message metadata.
REST services primarily rely on the use of JMS headers to exchange message metadata.
REST services primarily rely on the use of HTTP headers to exchange message metadata.
REST services do not exchange messages with headers.

Answer(s): C

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QUESTION: 66

Which of the following statements is true? Select the correct answer.

WS-ReliableMessaging establishes a framework that provides an industry-standard means of transforming XML schema-based data models.
WS-ReliableMessaging establishes a framework that provides an industry-standard means of rolling back changes that occur during a runtime service transaction.
WS-ReliableMessaging establishes a framework that provides an industry-standard means of reliably communicating policy enforcement rules.
None of these statements are true.

Answer(s): D

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Using WS-AtomicTransaction you wrap 3 SOAP-based Web services in a single transaction.
When it is time to vote on the outcome of the transaction, 2 of the services vote to commit the changes made during the transaction, but a vote from the third service is not received.
What will happen? Select the correct answer.

The changes are committed because the transaction is considered successful as long as no Abort votes are received.
The changes are rolled back because the transaction is considered unsuccessful when there is a missing vote.
The changes are committed because the transaction is considered successful as long as one Commit vote is received.
The changes are aborted because a transaction can only be considered successful when more than 2 Commit votes are received.

Answer(s): B

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QUESTION: 68

XSLT is a technology that is primarily used to address _____________________ . Select the correct answer.

technology protocol bridging requirements (such as when .NET and Java components need to speak to each other)
data model transformation requirements (such as when similar data based on different XML schemas needs to be exchanged)
layer transformation requirements (such as when data located in different architectural layers needs to be exchanged between architectural layers)
service transformation requirements (such as when two versions of the same service exist)

Answer(s): B

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