Oracle Field Service Cloud Service 2020 Implementation Essentials — Question 34

Which four statements are correct regarding the differences between WSDL/SOAP and REST/JSON? (Choose four)

Answer options

• A. WSDL is a tight contract; REST is a loose contract.
• B. REST is more easily used in developing UIs than WSDL. REST is also gaining popularity in application development.
• C. Modern API-first architectures prefer to use tried-and-true WSDL services over REST services because they are quicker and easier to implement.
• D. WSDL is a request for a service; REST is a request for a resource.
• E. Unlike WSDL, REST is typically invoked with HTTP verbs.
• F. WSDL is simpler; REST is richer.

Correct answer: A, B, D, E

Explanation

Answer A is correct because WSDL defines a strict contract while REST is more flexible. Answer B is true as REST is preferred for UI development and is gaining traction. Answer D is correct because WSDL is service-oriented while REST focuses on resources. Answer E is accurate since REST uses standard HTTP verbs, contrasting with WSDL's approach. The other options either misrepresent the characteristics or the popularity of these technologies.