Chapter 28. Introduction to XML Web Services

OBJECTIVES

  • Discover the basics of XML Web Services

  • Learn why developers might use XML Web Services

  • Test out a simple XML Web Service

In the .NET development world, developers use software components as part of most (if not all) of their applications. Generally, those components exist on the same computer, or within the same network, as the application that consumes them.

What happens when you need to consume functionality provided by a software component that “lives” somewhere across the Web? Although classic COM provides for distributed components using Distributed COM (DCOM), DCOM doesn't work well across the Internet because of its reliance on connected behavior.

What you need is some way to communicate ...

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