Agutin M. Function modeling and technology of creation of virtual computer systems in economics

Processes of information service of the management information systems on enterprises. Increase of economic efficiency of information systems operation of enterprises and organizations due to an economic-mathematical modeling and creation of the virtual computer systems. Methods: of management theory, theory of the economic information systems, systems analysis, queueing theory, modeling of economic processes. Conceptual positions and technology of creation of the virtual computer systems are developed. The economical-mathematical models of functioning and evaluation of efficiency of the virtual computer systems are developed. Recommendations are introduced in relation to optimum control of information support processes of enterprises management. Enterprises of Ukraine, educational process.