In the paper there are presented results of a research inquiry of current state and perspectives of primary and lower level of secondary school teachers' professional development (ISCED1-ISCED3) in Slovakia with a focus on improvement and further development of their didactic technological competences. In frame of the presented research significance of the use of the digital means and various interactive educational activities in teaching processes to increase the efficiency of education was assessed. This significance was assessed from the point of view of different aspects of the education process. Analysis of the specified aspects of the teaching process, from the point of view of which the contribution of the use of the digital means in teaching processes, was done on the bases of a screening of teachers' opinions, in dependence on the segmentation factors sub-category of the teaching staff and length of teaching practice of the teacher.