ITM 350 Chapter Notes - Chapter 4: Business Process Reengineering, Relational Database, Database Model
12 Feb 2013
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Legacy system is an old outdated application that has not yet been replaced or upgraded. Erp systems have all the characteristics of enterprise-wide systems: allow free flow of information in organizations. Refer to figure 4. 1 (traditional data structure) Refer to figure 4. 2 (centralized data structure) Y2k is a term referring to the year 2000 & was a common abbrev. to categorize the computer glitches that were widely predicted to take place when the calendar turned to the year 2000. Business process reengineering (bpr) is a fundamental rethinking and radical redesign of existing business processes to add value or prepare for new technologies. Erp systems works across an entire organizations and it has different modules under it: financial accounting modules, sales and distribution modules, materials management modules, human resources modules. Output: refer to figure 4. 3 (3-tier client-server system, relational databases. All erp systems use a relational database for acting as the central vehicle for gathering and holding data for the enterprise.
