Business Information Systems I Business Process and Information
Business Information Systems I Business Process and Information Systems Dr. Sevgi Eda Tuzcu
Outline • Business Processes • Types of Information Systems used inside Organizations 1. Transaction Processing Systems 2. Business Intelligence Systems a. Management Information Systems b. Decision Support Systems c. Executive Support Systems
Systems for Different Management Groups • 2 types of information system: 1. Transaction processing system 2. Business intelligence systems a. Management information systems b. Decision support systems c. Executive Support Systems
1. Transaction Processing Systems: • Performing and recording daily routine transactions. • Operational level managers need and use this system. • Main aim: to answer routine questions and to track the flow of transactions • Very important for conducting business.
2. Business Intelligence Systems • Business intelligence (BI) is information collected from multiple sources that analyzes patterns, trends, and relationships for strategic decision making. • “Are things going well? ”
a. Management information systems • Report on the organizations current performance for middle management. • Use the data produced by TPS, analyzes and reports them on a regular basis. • Provide answers to routine questions. • Use simple summarization and methods.
b. Decision Support Systems • Middle level managers use these systems. • «What if» questions. • Not routine, but unique and fast changing problems. • Mainly internal information is used (from MIS and TPS).
c. Executive Support Systems • Senior managers use these systems for non-routine decisions • Data gathered mainly from external environment. • These systems filter, compress and track critical data, then show the most important ones to senior management.
Systems for Different Management Groups
References • Laudon K. and J. Laudon (2014), Management Information Systems Managing the Digital Firm, Pearson, 13 th ed. • Baltzan P. (2018), Business Driven Information Systems, Mc. Graw Hill Education, 6 th Ed.
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