EN
The author analyzes three types of production processes orqanization and corresponding three types of information systems. The characteristics of both groups of systems are constructed and matched to each other. According to the above characteristics the author analyzes the functions of sales, purchasing and operative preparation of work. The author considers a problem of stability of environment, training of personnel and software. He stresses the fact that softwares existing on the market are not suited well enough to the requirements of a given organization and they have to bo developed continuously.