RT Journal Article SR Electronic A1 LIB, Waldemar T1 IMPORTANCE OF FEATURES OF DIDACTIC SOFTWARE IN THE OPINION OF TEACHERS JF Journal of Technology and Information Education YR 2017 VO 9 IS 1 SP 272 OP 285 DO 10.5507/jtie.2017.027 UL https://jtie.upol.cz/artkey/jti-201701-0024.php AB Multimedia didactic software is increasingly being used in the teaching process at all education levels. It seems that to be effective it must meet criteria that can guarantee their didactic effectiveness. Among the criteria, author counted six areas: substantive correctness, ergonomics, stimulation of interest, the possibility of smooth running of the didactic process, self-learning with the use of didactic programs and possibility of simulations of phenomena and processes. The article contains information about the results of pilot studies aimed at determining which of the above characteristics are the most important opinion of teachers of vocational subjects. As a result of the research, hierarchically determined, which of the characteristics of the book in the teacher's opinion are most important and less important.