S90.02 Online Practice Questions and Answers

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

A. WS-ReliableMessaging standardizes reliability levels associated with databases required to persist state data.

B. WS-ReliableMessaging standardizes the issuance and delivery of positive and negative acknowledgement messages.

C. WS-ReliableMessaging standardizes SOAP headers related to atomic transactions with rollback features.

D. WS-ReliableMessaging standardizes the expression of service composition logic, but only for SOAP-based Web services.

MEP stands for: Select the correct answer.

A. Message Extension Pair

B. Message Exchange Pattern

C. Mixed Entry Platform

D. Mixed Elevation Program

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

A. A service enters the service provider role when it initiates contact with other services, including those that act as intermediaries.

B. A service enters the service provider role when it initiates contact with intermediaries only.

C. A service enters the service provider role when it is accessed by other service consumers, including intermediaries.

D. A service enters the service provider role when it is accessed by intermediaries only.

Which of the following technologies has a namespace pre-defined by an industry standards organization? Select the correct answer.

A. WS-Addressing

B. REST

C. Web 2.0

D. Because all Web-based technologies are required to have namespaces, all of the above technologies have pre-defined namespaces.

The XML language is expressed through the use of: Select the correct answer.

A. elements or tags

B. databases or repositories

C. services or components

D. service compositions or orchestrations

Which of the following service technologies is primarily associated with service discovery? Select the correct answer.

A. RPC

B. DTD

C. UDDI

D. SAML

Identify what is wrong with the following statement: "I have a single Calculator component that provides basic math functions. I'm exposing this component as a component-based service for internal service consumers that are also component-based. I'm exposing this component as a SOAP-based Web service for internal and external service consumers that support SOAP messaging. I'm also exposing this component as a REST service for external service consumers that prefer to access its functions via HTTP methods. I'm also exposing this component as a service agent for service consumers that support explicit invocation via a service contract." SELECT ALL THAT APPLY

A. A single component cannot be exposed as a component-based service, a SOAP-based Web service and a REST service at the same time.

B. SOAP-based Web service consumer programs cannot be both internally and externally located.

C. The uniform contract required by REST services does not support the use of HTTP methods.

D. Service agents are event-driven and are therefore not explicitly invoked via a service contract.

Orchestration is most commonly associated with which industry standard? Select the correct answer.

A. WS-Addressing

B. XML Schema

C. WS-BPEL

D. WS-Policy

XML is a form of: Select the correct answer.

A. microdata

B. metadata

C. valid data

D. relational data

A WS-Policy definition can be attached to different parts of a __________________ or to multiple __________________. Select the correct answer.

A. service activity, service activities

B. service contract, service contracts

C. service model, service models

D. service line, service lines