Latest Oracle 1Z0-897 Actual Free Exam Questions & Community Discussion, Page 4

Question #31

Given the JAX-RS root resource class fragment:

Choose the statement that best describes the configuration that would be required to support the access control constraint shown:

A. The developer will have to configure the web container to require authenticated access to the URLs corresponding to this resource, and then map web-tier roles to ejb-tier roles, since the JAXRS and EJB runtimes cannot use the same set of roles.

B. The developer will have to configure the web container to require authenticated access to the URLs corresponding to this resource, so the proper information can be propagated to the EJB container.

C. No further configuration is required - the JavaEE runtime will pick up the security constraint and configure the web container to match.

D. The developer will have to turn on authentication in the web container configuration file, so that all incoming requests are authenticated in order to be processed.

Discussion 0

Correct Answer: B Vote an answer

Question #32

A developer must create a program to parse a medium-sized XML file looking for an instance of a specific element. Once the developer has found the element, the value must be updated and saved to disk. Which two XML parsing APIs should be used in this situation? (Choose two.)

A. StAX

B. DOM

C. JAXM

D. SAAJ

Discussion 0

Correct Answer: A,B Vote an answer

Question #33

A developer needs to write a Web service that supports user sessions that timeout after 120 seconds. Which configuration file is correct for the developer use? (Choose one)

A. web.xml

B. ejb-jar.xml

C. service-config.xml

D. server.xml

Discussion 0

Correct Answer: A Vote an answer

Question #34

Given the following web service:

How many web methods are there in the above web service ? (Choose one)

A. 2

B. 5

C. 4

D. 3

E. 1

Discussion 0

Correct Answer: C Vote an answer

Question #35

Given the JAX-RS root resource class fragment: Choose the statement that best describes the configuration that would be required to support the access control constraint shown:

A. The developer will have to configure the web container to require authenticated access to the URLs corresponding to this resource, and then map web-tier roles to ejb-tier roles, since the JAXRS and EJB runtimes cannot use the same set of roles.

B. The developer will have to configure the web container to require authenticated access to the URLs corresponding to this resource, so the proper information can be propagated to the EJB container.

C. No further configuration is required - the JavaEE runtime will pick up the security constraint and configure the web container to match.

D. The developer will have to turn on authentication in the web container configuration file, so that all incoming requests are authenticated in order to be processed.

Discussion 0

Correct Answer: B Vote an answer

Question #36

Where can a developer specify confidentiality or integrity constraints on communications with a Enterprise Bean exposed as a JAX-RS root resource?(Choose one)

A. In the deployment descriptor for the web application that is hosting the JAX-RS resource.

B. As annotations on the EJB exposed as a root resource.

C. In the vendor-specific configuration file for the container that is hosting the JAX-RS resource.

D. In the deployment descriptor for the EJB exposed as a root resource.

Discussion 0

Correct Answer: A Vote an answer

Question #37

Which security technologies are not included in WS-Security?

A. encryption

B. security tokens

C. digital signatures

D. handshake for credential exchange and session establishment

Discussion 0

Correct Answer: D Vote an answer

Question #38

An MTOM optimized infoset+attachment on the wire for a large binary data saves around X% in size when compared to original infoset, where X is: (Choose one)

A. 30%

B. 20%

C. 10%

D. 60%

Discussion 0

Correct Answer: A Vote an answer

Question #39

Given stock quote web service endpoint:

and the corresponding client side artifacts for the above web service are :
StockQuoteService is the Service class and StockQuoteProvider is the corresponding SEI.
Which of the following two options enable addressing feature for proxy for the StockQuoteProvider SEI ? (Choose two)

A. proxy = new StockQuoteService().getStockQuoteProvider(new AddressingFeature(false, true))

B. proxy = new StockQuoteService().getStockQuoteProvider()

C. proxy = new StockQuoteService().getStockQuoteProvider(new AddressingFeature())

D. proxy = new StockQuoteService().getStockQuoteProvider(new AddressingFeature(false))

Discussion 0

Correct Answer: B,C Vote an answer

Question #40

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 RespectBindingFeature())

C. proxy = new StockQuoteService(new MTOMFeature()).getStockQuoteProvider()

D. proxy = new StockQuoteService().getStockQuoteProvider(new MTOMFeature())

Discussion 0

Correct Answer: D Vote an answer

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