By Qiu R.G.
This booklet makes a speciality of delivering readers a complete realizing of the improvement cycle of firm carrier computing. lined subject matters variety from inspiration improvement, procedure layout, modeling, and improvement applied sciences, to ultimate deployment. either theoretical study effects and useful purposes are supplied.
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Additional info for Enterprise Service Computing: From Concept to Deployment
Elements of service-oriented analysis and design. ibm. com/developerworks/library/ws-soad1/ Copyright © 2007, Idea Group Inc. Copying or distributing in print or electronic forms without written permission of Idea Group Inc. is prohibited. J. J. Watson Research, USA Fei Cao, University of Alabama at Birmingham, USA Barret R. J. Watson Research, USA Abstract Multisourced and federated business operations and IT services are the backbone of today’s enterprise. However, in most companies, there exists a natural gap and disconnection between the decision and evaluation at the business level and the execution and metrics at the IT level.
To properly implement service-oriented IT systems complying with SOA, three major levels of abstraction throughout collaborated IT systems are necessary (Zimmermann, Krogdahl, & Gee, 2004). • Business processes: A business process typically consists of a set of actions or activities executed with speciically deined long-term business goals. A business process usually requires multiple computing services. Service invocations frequently involve business components across the network. Examples of business processes are the initiation of a new employee, the selling of products or services, a project’s status, and order-fulillment information.
20 Qiu lexibly and choreographically integrated, which is schematically illustrated in Figure 6 (Newcomer & Lomow, 2005). In essence, BPM takes a holistic approach to enterprise service computing from the business-process execution perspective, substantially leveraging the power of standardization, virtualization, and management. BPM initiatives include a suite of protocols and speciications, including the business process modeling language (BPML), business process modeling notation (BPMN), and business process execution language (BPEL).
Enterprise Service Computing: From Concept to Deployment by Qiu R.G.