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1Z0-863 Java Enterprise Edition 5 Web Services Developer Certified Professional Upgrade

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Oracle · 1Z0-863

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Question 1

Multiple choice

Which two statements are true about elements in a WSDL document? (Choose two.)

A
Operation is an abstract set of port types supported by one or more endpoints.
B
Service is an abstract set of operations supported by one or more endpoints.
C
Message is an abstract description of an action supported by the service.
D
Operation is an abstract description of an action supported by the service.
E
Binding is a single endpoint defined as a combination of an operation and a network address.
F
Message is an abstract, typed definition of the data being communicated.

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Correct answersD, F

Question 2

Single choice

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.

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Correct answerD

Question 3

Multiple choice

A company needs to process DOM documents received from its customers through an EJB3 endpoint.

Which two APIs will a developer need to invoke to process these DOM documents? (Choose two.)

A
UDDI
B
JAXR
C
JAXP
D
JAX-WS
E
JAXB
F
StAX

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Correct answersC, F

Question 4

Single choice

Which statement is true about the mapping of a UDDI tModel in the JAXR 1.0 specification?

A
JAXR APIs cannot be used with a UDDI registry using tModels.
B
UDDI tModels are mapped to the JAXR ServiceBinding interface.
C
UDDI tModels are mapped to JAXR ServiceBinding and JAXR Organization.
D
UDDI tModels are mapped to JAXR ClassificationScheme and JAXR Concept.

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Correct answerD

Question 5

Multiple choice

Which two statements are true about JAX-WS support for data bindings? (Choose two.)

A
Data binding is performed with only generated classes to reduce errors and hide complexity.
B
JAXB 2.0 is preferred.
C
Inline binding declarations with XML Schema are NOT supported for JAXB 2.0.
D
SAAJ 1.3 is supported for data binding with SOAP.
E
JAX-RPC data binding is recommended for cross-platform interoperability.

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Correct answersB, D

Question 6

Multiple choice

Enterprise A invokes a Web service provided by enterprise B with some parameters, and receives a response. A developer is making this interaction asynchronous so that A does not have to wait for B to finish processing.

Which two actions must be taken to fulfill this requirement? (Choose two.)

A
establish a Web service endpoint for enterprise A to receive the response
B
partition the endpoint implementation in to interaction and processing layers so responses can be received independently
C
convert all Web service methods to use XML documents as parameters and return values
D
embed a correlation identifier in the request so that enterprise B can associate the response with it
43
E
read messages from a queue populated by enterprise B at peak hours when response times are too slow

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Correct answersA, D

Question 7

Multiple choice

RESTful Web services have an interface of well-known standard operations, and all services are accessed through this interface.

What are the four standard operations available for RESTful Web services? (Choose four.)

A
GET
B
CONNECT
21
C
PUT
D
SUBMIT
E
POST
F
HEAD
G
DELETE

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Correct answersA, C, E, G

Question 8

Multiple choice

Which two statements are true about JAXR support for XML registries? (Choose two.)

A
The CapabilityProfile tells a client the capability level of a registry.
B
UDDI registries must support ebXML to be compatible with JAXR.
C
The UnsupportedCapabilityException is processed for errors from non-Java providers.
D
The JAXR API declares methods as level 0 or level 1.
E
JAXR registry clients present an XML schema that defines the infomodel for the provider.

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Correct answersA, D

Question 9

Multiple choice

A company's new investment management Java application and a legacy stock trader application need to communicate, but they use different JMS implementations. A developer decides to implement a JMS bridge to solve the problem.

Which two advantages does this pattern provide? (Choose two.)

A
It converts the interface of a class into another interface that clients expect.
B
It decouples an abstraction from its implementation so that the two can vary independently.
C
It dynamically attaches additional responsibilities to an object.
D
It optimizes network traffic.
E
It is vendor independent.

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Correct answersB, E

Question 10

Multiple choice

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.
34
F
They provide developers with a vendor and parser-implementation independent API to process XML.

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Correct answersA, D, F

Question 11

Multiple choice

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.

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Correct answersB, D, G

Question 12

Multiple choice

An automobile manufacturer publishes a Web service for use by their suppliers. The manufacturer has stringent security requirements that require suppliers to verify their identity. Data integrity and confidentiality must be maintained between the client and the server.

Which two meet all of these requirements? (Choose two.)

A
X.509 and XKMS
B
XACML and XKMS
C
SSL and mutual authentication
D
XML Encryption and XML Digital Signature
E
Private network and XML Signature

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Correct answersC, D

Question 13

Multiple choice

Which three can an EJB-based endpoint use? (Choose three.)

A
HTTP sessions
B
Java EE 5 declarative security
C
Java EE 5 programmatic security
D
client-demarcated transactions
E
container-managed transactions

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Correct answersB, C, E

Question 14

Multiple choice

What are two reasons for choosing message-level security in a Web service? (Choose two.)

A
to support the use of SSL
B
to support multiple transport protocols
C
to selectively encrypt message content
D
to remove security information from SOAP headers
E
to support encrypted attachments

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Correct answersB, C

Question 15

Multiple choice

According to the WS-I Basic Profile 1.1, which two statements are true about the targetNamespace attribute for xsd:schema elements that are children of WSDL 1.1 type element? (Choose two.)

A
Its value must be valid unless it has xsd:import, xsd:annotation, or both as its only child elements.
19
B
Its value must be empty unless it has xsd:import, xsd:annotation, or both as its only child elements.
C
It should have same the value as the namespace attribute on the wsdl:import element in a document being imported.
D
It must have same the value as the namespace attribute on the wsdl:import element in a document being imported.

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Correct answersA, D

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Java Enterprise Edition 5 Web Services Developer Certified Professional Upgrade

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