Computer Integrated Enterprise in the MRP/ERP Software Implementation

The aim of this elaboration is to present selected methodology, application and design issues connected with the process of complex enterprise informatization in the implementation process of an IT system. Role of the integration process in economic information processing and directions of integration activities in the scope of the IT systems of the enterprise are presented in the first part of this elaboration. Afterwards, technical features of an integrated IT system are characterized. Thesis that particular systems are comparable in the scope of functionality of the basic areas of activity of the enterprise, such as: accounting, material and stock planning, sales and invoicing, human resources, wages, can be formulated on the basis of the national portfolio of ERP (Enterprise Recourses Planning) packages. On the other hand, the cost of license purchase as well as the implementation activities, reaches the level from tens of thousands to few million PLN. Differences in the levels of investments are determined with: scope and complexity of the endeavor, functionality and system architecture as well as the cost of extension and modification of provided program modules.