U.S. information-sharing policy has evolved from "need to know" to "responsibility to provide." Military leaders are looking for ways to operationalize this new information strategy, and they are turning to service-oriented architectures, or SOAs. In a SOA (pronounced SO'-uh) approach, software applications are not stored on an individual's computer. They are stored on a centralized Web infrastructure that numerous users can access for a variety of information services.
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