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Zend PHP 5 Certification Study Guide by Ben Ramsey, Davey Shafik

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Web Services

Web services have given rise to a new way of thinking about data. They provide a way for any computer to exchange data with another, using the Web as a transport medium. Some web services are free—indeed, some companies offer free web services as a convenient way to allow third parties to extend their products and enrich their business models, while others charge for usage. Some are complex; others are simple. Regardless, one thing is certain: web services are changing the landscape of the Web.

According to the W3C, Web services “provide a standard means of interoperating between different software applications, running on a variety of platforms and/or frameworks.” For more from the W3C see http://www.w3.org/2002/ws/arch/. Web services ...

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