Software Development Life Cycles and Methodologies

Author(s):  
Sue Conger

Information Systems as a discipline has generated thousands of research papers, yet the practice still suffers from poor-quality applications. This paper evaluates the current state of application development, finding practice wanting in a number of areas. Changes recommended to fix historical shortcomings include improved management attention to risk management, testing, and detailed work practices. In addition, for industry’s move to services orientation, recommended changes include development of usable interfaces and a view of applications as embedded in the larger business services in which they function. These business services relate to both services provided to parent-organization customers as well as services provided by the information technology organization to its constituents. Because of this shift toward service orientation, more emphasis on usability, applications, testing, and improvement of underlying process quality are needed. The shift to services can be facilitated by adopting tenets of IT service management and user-centered design and by attending to service delivery during application development.

Author(s):  
Sue Conger

Information Systems as a discipline has generated thousands of research papers, yet the practice still suffers from poor-quality applications. This paper evaluates the current state of application development, finding practice wanting in a number of areas. Changes recommended to fix historical shortcomings include improved management attention to risk management, testing, and detailed work practices. In addition, for industry’s move to services orientation, recommended changes include development of usable interfaces and a view of applications as embedded in the larger business services in which they function. These business services relate to both services provided to parent-organization customers as well as services provided by the information technology organization to its constituents. Because of this shift toward service orientation, more emphasis on usability, applications, testing, and improvement of underlying process quality are needed. The shift to services can be facilitated by adopting tenets of IT service management and user-centered design and by attending to service delivery during application development.


Technology driven organisations are investing hugely in training and knowledge enrichment of their employees. This is due to the fact that knowledge is now considered as an asset by organisations. Additionally, with emerging technologies, organisations are also spending heavily in Information and Communication Technology (ICT) to enhance their internal operations and processes. Among the various internal processes, Knowledge Management is an area which has been there since many years but when it is about the application of latest technology and innovations for Knowledge Management practices, there are huge opportunities. This paper presents an analysis of various KM frameworks available for different domains and based on current state and limitation identified, it proposes a Semantic Web Ontology based Knowledge Management System for IT Service Industry


Author(s):  
Neil McBride

This chapter describes a suggested model for developing a service strategy within IT services. It considers the context, the organization of IT services which might be appropriate for a service strategy. It discusses the content of an IT service strategy which it suggests should be presented as a portfolio of services. It reviews the process of developing the service strategy, suggesting a set of steps which may lead to the development of appropriate content within the right management structure. The example of hospital information systems is used to illustrate the strategic process. In order to set the scene for the strategic process, the state of information systems strategy research is discussed and set in the context of the developing service management research literature. The term service-centric is used and the difference between service-centric IT management and service-oriented architecture is clarified. A case is made for a migration from an IT strategy based primarily on the development of a portfolio of IT systems to a service-strategy based on the development of a portfolio of business services.


2011 ◽  
pp. 520-533
Author(s):  
Neil McBride

This chapter describes a suggested model for developing a service strategy within IT services. It considers the context, the organization of IT services which might be appropriate for a service strategy. It discusses the content of an IT service strategy which it suggests should be presented as a portfolio of services. It reviews the process of developing the service strategy, suggesting a set of steps which may lead to the development of appropriate content within the right management structure. The example of hospital information systems is used to illustrate the strategic process. In order to set the scene for the strategic process, the state of information systems strategy research is discussed and set in the context of the developing service management research literature. The term service-centric is used and the difference between service-centric IT management and service-oriented architecture is clarified. A case is made for a migration from an IT strategy based primarily on the development of a portfolio of IT systems to a service-strategy based on the development of a portfolio of business services.


Author(s):  
Stewart H. C. Wan

This chapter aims at presenting the common planning issues in service-oriented Information Technology (IT) management. They include the following aspects - the key issues for implementing ITIL (IT Infrastructure Library) based IT service management in practical case, how to improve the understandings of business services in IT operations as well as the role of business continuity planning (BCP) processes in IT service management. In commercial operations, it is common for IT functions to have different focus with business functions. Business-aligned IT management forms one of the missions for senior management especially the IT manager. The exercises in initiating and implementing BCP provide a platform for an organization’s management to realize the mapping of IT and business operations, which kick-off the campaign of business-aligned IT services.


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