2-9
2-2 How do systems serve the different management groups in a business and how
do systems that link the enterprise improve organizational performance?
Describe the characteristics of transaction processing systems (TPS) and the
roles they play in a business.
Transaction processing systems (TPS) are computerized systems that perform and
record daily routine transactions necessary in conducting business; they serve the
organization’s operational level. The principal purpose of systems at this level is to
answer routine questions and to track the flow of transactions through the
organization.
• At the operational level, tasks, resources, and goals are predefined and highly
Describe the characteristics of management information systems (MIS) and
explain how MIS differ from TPS and from DSS.
Middle management needs systems to help with monitoring, controlling, decision
making, and administrative activities.
• MIS provide middle managers with reports on the organization’s current
performance. This information is used to monitor and control the business and
predict future performance.
• MIS summarize and report the company’s basic operations using data