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Q21. A student developer has created a new library of math functions to share with friends in a linear algebra class. The developer is having difficulty getting people to come over to the dorm to see the new code library, so he decides to deploy it as a Web service so that everyone can enjoy the features via the Internet. One of the functions has this WSDL definition:
<portType name="MyMathLib"><operation name="incCtr"><input message="tns:incCtr"/></operation></portType>
Which two statements are true about this Web service? (Choose two.)
A. This is an asynchronous receive.
B. This indicates a one-way message exchange pattern
C. The client must use SOAPFaultException to display any errors.
D. It must send a SOAP fault back to the sender.
E. It must NOT send a SOAP fault back to the sender.
Answer: BE
Q22. Given that StockQuoteService is a Service class and StockQuoteProvider is a corresponding SEI for a web service. Which of the following options enable MTOM feature for proxy for the StockQuoteProvider SEI ? (Choose one)
A. proxy = new StockQuoteService().getStockQuoteProvider()
B. proxy = new StockQuoteService().getStockQuoteProvider(new MTOMFeature())
C. proxy = new StockQuoteService(new MTOMFeature()).getStockQuoteProvider()
D. proxy = new StockQuoteService().getStockQuoteProvider(new RespectBindingFeature())
Answer: B
Q23. A developer wants to use WebServiceContext in the web service endpoint. Which of the following is the correct way to get WebServiceContext object ? (Choose one)
A. @WebService
public class MyService {
@WebServiceContext
WebServiceContext ctxt;
public String echo(String str) {
...
}
B. @WebService
public class MyService {
WebServiceContext ctxt;
public String echo(String str) { ctxt = jndi.lookup("java:com/env/WebServiceContext"); }
C. @WebService
public class MyService {
@Inject
WebServiceContext ctxt;
public String echo(String str) {
...
}
D. @WebService
public class MyService {
@Resource
WebServiceContext ctxt;
public String echo(String str) {
...
}
Answer: D
Q24. A team of developers is describing a set of endpoints in their new SOA application. Given the WSDL extract:
Which statement is true about this WSDL extract?
A. The extract is WS-I Basic Profile 1.1 compliant because both port element names are different.
B. The extract is NOT WS-I Basic Profile 1.1 compliant because both port elements point to the same location.
C. The extract is WS-I Basic Profile 1.1 compliant because both port elements point to different binding elements.
D. The extract is NOT WS-I Basic Profile 1.1 compliant because it contains two port elements in the same service.
Answer: B
Q25. Which of the following WS-Security token profiles is not supported in Metro?
A. X509 Token Profile
B. Kerberos Token Profile
C. SAML Token Profile
D. SOAP with Attachments (SWA) profile
E. Right Expression Language (REL) Token Profile
Answer: E
Q26. Which of the following can an EJB-based web service endpoint may NOT be able to use ?
A. Servlet sessions
B. Java EE 6 declarative security
C. container-managed transactions
D. dependency injection
Answer: A
Q27. Which three statements about parsers are true? (Choose three.)
A. SAX and StAX are bi-directional.
B. DOM and StAX are bi-directional.
C. StAX is a push API, whereas SAX is pull.
D. SAX is a push API, whereas StAX is pull.
E. SAX and StAX are read-only.
F. SAX and DOM can write XML documents.
G. StAX and DOM can write XML documents.
Answer: BDG
Q28. Choose three ways to enable MTOM on a web service endpoint deployed in an EE container ? (Choose three)
A. enabled by the container automatically
B. by specifying @MTOM annotation on the endpoint's class
C. by specifying <enable-mtom> in webservices.xml deployment descriptor
D. by specifying a wsoma:MTOM policy in WSDLE. by specifying <mtom> element in sun-jaxws.xml
Answer: BCD
Q29. Which three statements are true about JAXP APIs? (Choose three.)
A. They are a part of Java SE 6.
B. They allow Java developers to access and process XML data without having to know XML or XML processing.
C. They do NOT support validation of XML documents against schemas.
D. It supports the Streaming API for XML.
E. It requires the Streaming API for XML.
F. They provide developers with a vendor and parser-implementation independent API to process XML.
Answer: ADF
Q30. Choose the option that best describe the deployer's choices, when deploying an EJB that is also exposed as a RESTful web service using JAX-RS (Choose one):
A. The EJB can only be deployed to a web container, since RESTful access to the EJB requires a web container to support the HTTP interaction needed.
B. The EJB can be deployed to any EJB or web container that would support local references to the EJB from the JAX-RS runtime in the ejb container.
C. The EJB can be deployed to any EJB or web container that would support local references to the EJB from the JAX-RS runtime in the web container.
D. The EJB can be deployed to an EJB or web container that is visible to the JAX-RS runtime, even on an application server separate from the JAX-RS runtime, since EJBs support local or remote interactions via RMI.
Answer: C
