An application[2] architecture[3] in which all functions, or services, are defined using a description language and have invokable interfaces that are called to perform business processes. SOA provides a strategic capability for integrating business processes, data[4], and organizational knowledge. Because interfaces are platform-independent, a client from any device using any operating system[1] in any language can use the service.
The software that tells a computer how to run its most basic functions and how to interpret user commands. For example; Windows is the operating system for PCs and Macintosh is the operating system for Apple Computers. In mobile devices, operating systems are most typically Android or, for Apple products, iOS.
The fundamental design of a system that integrates all the parts into a formal and visible structure.
