Methodologies of information services management, their comparison and impacts on corporate ICT efficiency

This diploma thesis engages with methodologies of managing processes in informatics. This thesis takes into account ITIL, COBIT and ITGPM frameworks considering primarily aspects of setting-up and ensuring SLAs of the services provided by informatics. The author of this thesis has chosen this topic with regards to his profession where as project manager has met typical problems related to the development as well as to the operation of information systems. The goal of this work is to find out what is the approach of each of the considered methodologies to SLAs and their fulfilment. In the second part the thesis is aimed in practical impact of SLAs to the development and operation phases of the service lifecycle. In the first part of the thesis, the given objectives are met on a theoretical level, where is for each of the selected methodological frameworks captured its approach to the issues related to an information service operation, its parameters and their ensuring. Next goal, still on theoretical level, is to find out, whether the individual methodologies (approaches) can be combined together in order to reach the needed quality of a service. In its second part is the thesis aimed on practical analysis of the SLA impact on the development and operational activities. As an example, the author describes necessary adjustments to the processes of both, the provider and the customer of any informatics service, beginning from the initial analytical phases to the live mode of the service. The practical part combines approaches of the given frameworks and adds author's experiences gained in the domain. In the end of the thesis, findings and conclusions resulting from the captured facts are briefly summarized, including the author's opinion and recommendations.