Xml assembly and learn how and when to use these classes. Specifically, you ll learn about the DocumentNavigator, XmlAttribute, XmlDocument, XmlElement, XmlNode, XmlNamedNodeMap, XmlNodeList, XmlTextReader, and XmlTextWriter classes. A Web service is a collection of functions that are packaged as a single entity and published to the network for use by other programs. Web services are building blocks for creating open distributed systems, and allow companies and individuals to quickly and cheaply make their digital assets available worldwide. For example, imagine a P2P version of eBay where consumers install a simple auction Web service onto their home computer or smart phone that contacts other auction services around the world to hook you up with appropriate buyers and sellers.
Transactions occur directly between consumer devices, and no servers are required.
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