Chapter 2.docx

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Information Technology Management
ITM 330
Selcuk Savas

Chapter 2 The Development of Enterprise Resource Planning Systems Chapter 2 The Development of Enterprise Resource Planning SystemsIntroduction An enterprise resource planning system can help a company integrate its operation by serving as a company wide computing environment that includes a shared databasedelivering consistent data across all business functions in real time The Evolution of Information SystemsSilos a company would have marketing information system a production information system and so on each with its own hardware software and methods of processing data and information Each department has its own stack or silo of information that is unconnected to the next silo silos are also known as stovepipesCurrent ERP systems evolved as a result of three things the advancement of the hardware and software technology need to support the system the development of a vision of integrated information systems the reengineering of companies to shift from a functional focus to a business process functionComputer Hardware and Software Development Early Attempts to Share Resources ClientServer architecture central computerlocal computer arrangementScalability means that the capacity of a piece of equipment can be increased by adding new hardwareDatabase Management System DBMS the software that holds that data in an organized fashion and that allows for easy retrial of the data
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