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Applications are increasingly composed of remote services provided by independent parties. This distributed ownership makes it problematic to measure and control quality of service indicators. Management activities must become an integral part of the system's development process, from requirements elicitation, where users identify the quality dimensions of interest, to the implementation, where the...
Companies, institutions, and local authorities look for virtualizing all provided services to obtain more profit in terms of productivity, profitability, quality of service, traceability. The main issues are the identification of problems to solve and the choice of adapted solutions. To build these ones, functional and technical profiles must communicate to understand precisely the domain, the problem,...
Accurate estimation of quality of online services is both an important and difficult problem, since a service has many interdependent quality attributes influenced by several contextual factors. It is even more challenging as quality ratings come from sources with unknown reliability, each source may rate a service on different quality aspects. Although several solutions have been proposed, there...
In recent years, organizations have been shifting focus to their core business competencies, and reducing total cost of ownership (TCO) associated with training and management of their IT infrastructure. In the same motif, organizations are establishing security and survivability frameworks as an integral part of their business strategy so as to provide an acceptable quality-of-service for their clients...
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