Technical requirements in enterprise resource planning systems

An enterprise resource planning (ERP) system is defined as a unified information system, performing all information-processing tasks of a company and realizing an integration of the whole corporation. The aimed scope of duties indicates that these software products are very complex regarding their structure and operation. What is more, ERP systems are almost always standard software products. The parametrizable and configurable structure increases their complexity. We analyse these complex software products. We examine the users' needs and the life-cycle of these systems, determine their components according to the three tier architecture and summarize the requirements against these parts.