The operating system, developed in 2010 by Microsoft, which is designed for mobile devices. In the same year, the first sales of mobile phones started on the basis of a new operating system from Windows
A combination of activities that ensure the development of children's creative potential, the protection and strengthening of their health, the prevention of diseases in children, the occupation of their physical culture, sports and tourism, the formation of children's healthy lifestyle, their diet and vital functions
Organized by certain rules, the activities of people (athletes), consisting of a comparison of their physical and (or) intellectual abilities, as well as preparation for this activity and interpersonal relationships arising in its process.
One of the main elements of a market economy, without them, the state cannot develop intensively. Business and entrepreneurship affect the state economic growth rate, structure, volume and quality of gross national product
The form of payment for a wage worker, in which earnings depend on the number of products produced by him or the amount of work performed, taking into account their quality, complexity and working conditions.