Oracle 1Z0-863 Online Practice Questions and Exam Preparation

Oracle 1Z0-863 Online Questions & Answers

• Question 41:

  Which three security technologies are included in WS-Security? (Choose three.)

  A. security pattern injection
  B. encryption
  C. single sign-on
  D. security tokens
  E. digital signatures
  B. encryption
  D. security tokens
  E. digital signatures

• Question 42:

  Which Java type can be used to represent arbitrary XML data in a JAX-WS service endpoint interface?

  A. javax.xml.soap.SOAPNode
  B. javax.xml.soap.SOAPPart
  C. javax.xml.soap.SOAPElement
  D. javax.xml.soap.SOAPException
  E. javax.xml.soap.SOAPMessage
  F. javax.xml.soap.Node
  C. javax.xml.soap.SOAPElement

• Question 43:

  Which two statements are true about Java clients that use a security token service (STS) supported by the security features of WSIT? (Choose two.)

  A. The client only requires a keystore.
  B. STS requires a default user name configuration.
  C. Using an STS-issued token requires a keystore and a truststore.
  D. HTTPS must be configured.
  E. An authorized client receives a token digitally signed by the STS.
  C. Using an STS-issued token requires a keystore and a truststore.
  E. An authorized client receives a token digitally signed by the STS.

• Question 44:

  A developer is migrating all of a company's JAX-RPC services into JAX-WS. Which two statements are true? (Choose two.)

  A. JAX-WS is essentially JAX-RPC 2.0, and is backwards compatible with JAX-RPC services.
  B. Deployment descriptors from JAX-RPC can be used under JAX-WS.
  C. Deployment descriptors are no longer required.
  D. javax.xml.ws.Service is a server-side API.
  E. javax.xml.ws.Service is a client API.
  F. sun-jaxws.xml is the standard Java EE deployment descriptor.
  C. Deployment descriptors are no longer required.
  E. javax.xml.ws.Service is a client API.

• Question 45:

  A developer is creating an XML schema using the xsd:all operator.

  Given the code:

  xmlns:tns="http://sun.cert/types"

  xmlns:xsd="http://www.w3.org/2001/XMLSchema">

  Which two element definitions, when inserted into the given schema fragment, result in a correct schema type definition? (Choose two.)

  AC

• Question 46:

  A team of developers is designing RESTful Web services for a new application. What are three properties of the services? (Choose three.)

  A. They can be stateful.
  B. They can be stateless.
  C. Components communicate by exchanging representations of the resource.
  D. Components communicate by directly performing operations on the resource.
  E. They require WSDL service API definitions.
  F. Responses can be labeled as cacheable or non-cacheable.
  B. They can be stateless.
  C. Components communicate by exchanging representations of the resource.
  F. Responses can be labeled as cacheable or non-cacheable.

• Question 47:

  Given:

  1.

  @WebService(name="LogInventory")

  2.

  public class InventoryReader {

  3.

  @WebMethod(operationName=check)

  4.

  @OneWay

  5.

  public void checkProduct(String name);

  6.

  @WebMethod

  7.

  public void addInventory(

  8.

  @WebParam(name="total") int quantity)

  9.

  throws InventoryException;

  10.

  }

  Assume the code is free of gross flaws and syntax errors.

  Which two statements are true? (Choose two.)

  A. Line 8 specifies that addInventory accepts either a valid total or quantity.
  B. Line 1 indicates the portType is LoginInventory.
  C. Line 3 shows the method is mapped to the WSDL operation called checkProduct.
  D. Line 4 means that a method is not expected to return a value unless requested.
  E. Line 6 implies WSDL operation and method name are the same.
  B. Line 1 indicates the portType is LoginInventory.
  E. Line 6 implies WSDL operation and method name are the same.

• Question 48:

  A company uses Web services to exchange mortgage and credit data as well as digital versions of associated documents. The data is confidential and it is common for the service and client to exchange applications, credit results, reports and more in a request/response format. Recently, the company has become concerned about the substantial cost of processing and message encryption with a PKI approach. What can be done to cut costs?

  A. use MTOM to optimize the messages and provide data confidentiality via XML Digital Signature
  B. because of the weak adoption of WS-SecureConversation on Java platforms, consider using Kerberos
  C. use HTTPS as it is both economical and adequate
  D. use WS-SecureConversation and MTOM to reduce the processing overhead
  D. use WS-SecureConversation and MTOM to reduce the processing overhead

• Question 49:

  Which situation requires the client to use the Dispatch interface to access the Web service?

  A. The client and the server are on different platforms.
  B. The client has access to the portable artifacts, but not to the WSDL.
  C. The client has access to the WSDL, but not to the portable artifacts.
  D. The client will access a REST-based service.
  D. The client will access a REST-based service.

• Question 50:

  A company is building a customer relationship management system that is to be deployed on a customer's network, and they want software functions to be reused and combined in different modules in the system. The Director of Technology has determined that the new system should utilize both Web services and a Service Oriented Architecture (SOA). Which two statements about Web services in an SOA are correct? (Choose two.)

  A. A Web service must be discovered from a UDDI registry in an SOA.
  B. SOA and Web services both use the HTTP protocol at the transport layer.
  C. A Web service must publish itself to a UDDI registry to become part of an SOA.
  D. SOA is a way to design a system and Web services are a possible implementation.
  E. SOA is used for stateless invocations, and Web services for stateful invocations.
  F. SOA emphasizes the concept of service encapsulation and Web services fulfill a service contract.
  D. SOA is a way to design a system and Web services are a possible implementation.
  F. SOA emphasizes the concept of service encapsulation and Web services fulfill a service contract.