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Service-oriented architecture aims to allow users to combine large chunks of functionality to form applications which are built purely from existing services and combining them in an ad hoc manner. A service presents a simple interface to the requester that abstracts away the underlying complexity acting as a black box.
The service-orientation design principles help in distinguishing a service-oriented solution [14] from a traditional object-oriented solution by promoting distinct design characteristics. The presence of these characteristics in a service-oriented solution greatly improves the chances of realizing the aforementioned goals and benefits.
SOA Governance is a set of processes used for activities related to exercising control over services in a service-oriented architecture (SOA). One viewpoint, from IBM [ 1 ] and others, is that SOA governance is an extension (subset) of IT governance which itself is an extension of corporate governance .
In the contexts of software architecture, service-orientation and service-oriented architecture, the term service refers to a software functionality, or a set of software functionalities (such as the retrieval of specified information or the execution of a set of operations) with a purpose that different clients can reuse for different purposes, together with the policies that should control ...
Service Oriented Infrastructure or SOI provides a system for describing information technology (IT) infrastructure as a service. The underlying principles go back to, among others, Mainframe and LDAP technologies [ citation needed ] ; SOI provides a framework or mindset for making business benefits measurable.
Paul Allen defines service orientation as a (business) paradigm, with three main components: business architecture, Service-oriented architecture and software oriented management. Allen's book defines seven Service-Oriented Viewpoints (labelled SOV7): Allen, Paul (2006). Service Orientation Winning Strategies and Best Practices. Cambridge ...