This paper describes essential part of project focused on developing of a web application for training and testing of IT administrators. The first half of the paper is about project and its necessity and topicality mainly in Czech Republic, however utilization of developed application will be everywhere where is needs of effective IT management. The rest of the paper is devoted to research in the area of IT events (IT service management -ITSM). There is a proposal of very simple classification of IT events, which will be used in future research and development.