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S90-02A · Question #9

Which of the following can be part of technical service contract? Select the correct answer.

The correct answer is D. Each of the above can be part of a technical service contract, depending on which technology. Option D is correct because a technical service contract defines how a service is invoked at the implementation level, and the specific contract artifacts depend entirely on the technology stack being used. A WSDL operation defines callable operations in SOAP/XML web services…

Web Services and Contract-First Design

Question

Which of the following can be part of technical service contract? Select the correct answer.

Options

  • AWSDL operation
  • Bcomponent method
  • CHTTP method
  • DEach of the above can be part of a technical service contract, depending on which technology

How the community answered

(23 responses)
  • B
    4% (1)
  • C
    4% (1)
  • D
    91% (21)

Explanation

Option D is correct because a technical service contract defines how a service is invoked at the implementation level, and the specific contract artifacts depend entirely on the technology stack being used. A WSDL operation defines callable operations in SOAP/XML web services, a component method serves as the contract in component-based frameworks (like EJB or COM), and an HTTP method (GET, POST, PUT, DELETE) forms the contract in REST-based services - all three are valid, technology-specific contract mechanisms.

The distractors (A, B, C) are not "wrong" in isolation - they each correctly describe a technical contract artifact within their respective technology paradigm. The error would be choosing any single one as the only valid answer, since the question asks what can be part of a technical service contract, not what always is.

Memory tip: Think "TDT - Technology Determines the Type." Whatever technology your service uses (SOAP → WSDL, REST → HTTP, components → methods), that technology dictates what your technical contract looks like - so the answer is always "it depends on the technology."

Topics

#technical service contract#WSDL operation#HTTP method#contract components

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