This document discusses the key types of information systems used in businesses and how they support different organizational levels and functions. It describes transaction processing systems, management information systems, decision support systems, and executive support systems, which operate at the operational, management, and strategic levels. These systems can also be categorized by the business functions they support, like finance or production. The document emphasizes that many important systems integrate across organizational levels and business functions through business processes like order fulfillment.

1. INFORMATION SYSTEMS IN THE ENTERPRISE

7. Types of Information Systems KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Overview of Strategic Level Systems: Information Systems that Support Long-Range Planning of Senior Management.

8. Types of Information Systems KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Overview of Management Level Systems: Support monitoring, controlling, decision-making, and administration by middle management.

9. Types of Information Systems KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Overview of Operational Level Systems: Produces routine answers. Nuts and bolts of the business.

11. KEY SYSTEM APPLICATIONS IN THE ORGANIZATION Lowest Level (operational)- Transaction Processing Systems (TPS): Inputs: Transactions or events Processing: Sorting; listing; merging; updating Outputs: Detailed reports; lists; summaries Users: Operational personnel; supervisors A computerized system that performs and records daily routine transactions necessary to the conduct of the business Example: payroll system; production instructions Six Major Types of Systems

22. The Order Fulfillment Process INTEGRATING FUNCTIONS AND BUSINESS PROCESSES Here you see that order fulfillment cuts across sales, accounting, and manufacturing and distribution

26. INFORMATION SYSTEMS IN THE ENTERPRISE