A web service is a service offered by an electronic device to communicate with other electronic devices via the World Wide Web. SOAP (Simple Object Access Protocol) is a protocol specification for the transfer of structured data in the implementation of web services in computer networks. RESTful or Representational state transfer (REST) web services support the interoperability between computer systems on the internet by allowing requesting systems to access and manipulate textual representations of web resources using uniform state less operations.

Oracle develops enterprise software products, cloud engineered systems and database Management systems. Oracle’s tools for database development include Customer Relationship (CRM) software, Enterprise Resource Planning (ERP) software and Supply Chain Management (SCM) software as well as middle-tier software systems.