Unlike today’s Web, web services can be viewed as a set ofprograms interacting cross a network with no explicit humaninteraction involved during the transaction. In order for programs toexchange data, it’s necessary to define strictly the communicationsprotocol, the data transfer syntax, and the location of the endpoint.For building large, complex systems, such service definitions must bedone in a rigorous manner: ideally, a machine-readable language withwell-defined semantics, as opposed to par
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