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S90.02 Questions and Answers

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S90.02 Questions and Answers

Question # 6

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

A.

When using WS-AtomicTransaction, services participating in a transaction vote on the outcome so as to communicate whether the transaction should be rolled back or committed.

B.

When using WS-AtomicTransaction, services participating in a transaction use RPC protocols to communicate transaction results, so as to communicate whether the transaction should be rolled back or committed.

C.

When using WS-AtomicTransaction, services participating in a transaction rely on the use of WS-Policy definitions to confirm the transaction results.

D.

When using WS-AtomicTransaction, services do not actually participate in a transaction. This specification governs intra-service transactions (transactions that occur within a service boundary) only. WS-BusinessActivity provides cross-service transaction protocols.

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Question # 7

WS-BPEL process definitions can be encapsulated by and exposed as SOAP-based Web services. Select the correct answer.

A.

True

B.

False

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Question # 8

A SOAP message is an XML document that is comprised of a set of pre-defined parts. Which of the following are parts that can be found in a SOAP message? SELECT ALL THAT APPLY

A.

Envelope

B.

Body

C.

Header

D.

Footer

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Question # 9

If Service B is invoked by Service A and then Service B invokes Service C and all of this happens as part of the same service activity, then Service B would be considered: Select the correct answer.

A.

an intermediary

B.

a service agent

C.

an ultimate receiver

D.

an initial sender

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Question # 10

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

A.

WS-BusinessActivity is used for short-running, ACID-style transactions that can be rolled back to their original state.

B.

WS-BusinessActivity is used for long-running transactions that are not expected to be rolled back to their original state.

C.

WS-BusinessActivity provides an alternative to WS-Coordination.

D.

None of these statements are true.

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Question # 11

XPath expressions are often used by: Select the correct answer.

A.

XSLT and XQuery

B.

XSLT and WSDL

C.

XQuery and SOAP

D.

XQuery only

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Question # 12

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

A.

XML documents can be exchanged by REST services.

B.

XML documents can be exchanged by SOAP-based Web services.

C.

XML documents can be exchanged by component-based services.

D.

All of these statements are true.

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Question # 13

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

A.

The WS-I is an industry standards organization that provides basic profiles to help foster interoperability among solutions based on XML and Web services industry standards.

B.

OASIS is an industry standards organization that has developed a number of important technology specifications, including WS-BPEL and UDDI.

C.

The W3C is a standards organization that has developed a number of important technology specifications, including SOAP, WSDL, and WS-Addressing.

D.

The OAS-C is an industry standards organization that has developed a number of important technology specifications, including WS-Security and XML Schema.

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