How do systems serve different management groups in a business and how do systems that link the enterprise improve organizational performance?

• Identify the principal levels of management in a business and describe the different needs for information for each level.

• Describe the characteristics of transaction processing systems (TPS) and the role they play in a business.

• Describe the characteristics of management information systems (MIS), decision support systems (DSS), and executive support systems (ESS) and explain how each type of system helps managers make decisions.

• Explain how enterprise applications improve organizational performance.

• Define enterprise systems, supply chain management systems, customer relationship management systems, and knowledge management systems and describe their business benefits.

• Explain how intranets and extranets help firms improve business performance.