
382 ◾ Enterprise Architecture A to Z
Table 11.1 Basic Service-Oriented Architecture Glossary (continued)
Enterprise Service Bus
(ESB)
A connectivity infrastructure for integrating applications and
services by performing the following actions between services and
requestors: routing messages between services, converting transport
protocols between requestor and service, transforming message
formats between requestor and service, and handling business
events from disparate sources [IBM200701].
eXtensible Mark-up
Language (XML)
A structured language that was published as a W3C
Recommendation in 1998. It is a metalanguage because it is used to
describe ...