So far it was forced to choose whether to focus on the reliability of the point of sale solutions by adopting Distributed / Offline able to operate even in the event of external faults, or do they facilitate the sharing of data by accessing a single database, opting for the centralized architecture / Online. The architecture ofSOA (Service Oriented Architecture) arises from the increasing need to integrate the disparate systems and distant.
The demand and supply of business services operations all through standard messages on the Internet, accessible by programs located on or directly in the browser PC, a category which includes the Smart Client. Thanks to the direct control of resources, they offer a better interactivity and can operate even during a temporary disconnection. Providing them with mode SaaS (Software as a Service / On Demand), no installation and updating manuals as browsers, we finally joined the advantages of Centralized and Distributed systems.
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