The article highlights the urgency of the problem of introducing blended learning into the educational process of institutions of higher education and ensuring the quality of education using the tools of e-learning management system. Subject of research: the improvement of the process of training specialists through the introduction of blended learning. Aim: To study the possibilities of optimal use of the virtual MOODLE learning environment in order to provide methodical and didactic support of classroom training, implementation of control measures. Research methods: theoretical, practical, statistical for processing of results of final control measures. The experience of using electronic testing during the final control of students' educational achievements is covered. A thorough analysis of the results was carried out, in particular the relationship between current and final grades, test scores and its duration was established. The reliability of the test tasks separately and the test as a whole, among other in-dicators, were tested using mathematical statistics methods.