There are different ways that you can use your COBOL development system to expose a COBOL application as a Web service.
Overview
Web Services is the name of a set of standards and mechanisms enabling software components to be invoked across the Web. The components themselves are called Web services.
COBOL Web Services
There are several ways you can use your COBOL development system to expose COBOL programs as Web services.
WS-I Compliance
The Web services that the Service Interfaces feature creates are WS-I Basic Profile 1.0 compliant.