Socionics is a science that explores the informational organization of the human conscience. Starting from the principal traits of the surrounding world and the way of perception of these traits, the eight fundamental functions of the mind are introduced. The mutual relationship between these functions (but also the general structure of perception) determines the configuration of the type of the informational metabolism (TIM). The author of this paper has chosen the objective of revealing the dependence between the domain of human activity and the TIM of the people engaged in this domain