quoted by "dissecting service-oriented architectures" written by boris lublinsky and
dmitry tyomkin:


what's soa?


numerous companies have experimented with their web services pilot projects and found that this technology can be a viable addition to their development practices.
the next step is to move bey simple point-to-point web services-based communicati to broader application of these technologies.
this requires an architectural shift to loosely coupled, standards-based service-
oriented architectures (soa). such architectures represent a new approach that requires a different perspective on the role of it in the organization.


soa is an architectural style that promotes business process orchestration of enterprise-level business services.

soa is typically equated to web services and is described using the w3c soa architecture diagram (see the following figure). while correctly depicting major elements of the web services envir this definition doesn't really help uncover the impact of soa.

soa is an architectural style that promotes business process orchestration of enterprise-level business services (see the following figure). the three major elements of soa are: services, processes and organization.