Fillin (hover over or click) the blanks to learn about SOA, or create your own lines

+ A system based on a SOA will package functionality as a suite of interoperable services that can be used within multiple, separate systems from several business domains.

+ A SOAP header is not required, but if present must be at the top of the envelope

+ SOAP messages use XML namespaces

+ SOA is loosely coupled ... Interfaces are developed with minimal assumptions therefore more resilient to change