
Web Services and AJAX • 411
9.1.3 The Buzzwords in Web Services
There are so many buzzwords and so much jargon in Web Services that one section of this nature would
not be able to sufficiently cover them. However, we quickly mention some of the most important ones
in Figure 9.4.
Web Services expose useful functionality to Web users through a standard Web protocol. In most
cases, the protocol used is Simple Object Access Protocol (SOAP). In our example, the XML
messages that we saw are encapsulated inside this SOAP protocol header. In other words, clients
and servers exchange SOAP messages, which are internally XML messages.
Web Services provide ...