信息系统2.ppt

Note that the outputs of the payroll system are useful not only within the company to managers, but also to regulatory agencies and other entities relying on the accuracy of the reported data. * This slide emphasizes the relationship between the class of software called “business intelligence” and the decision-support systems used by middle and senior management, DSS and ESS. Business intelligence is a type of software used in analyzing data. * * Emphasize to students that Management Information Systems, Global Edition is a specific category of information systems for middle management. It has the same name, but a very different meaning from the term introduced in Chapter 1 (the study of information systems in business and management). In other words, the study of Management Information Systems, Global Edition involves looking at all the systems used in business. An MIS system is a specific type of an IS. It’s easy to get the two confused. * Emphasize the relationship between TPS and MIS here. MIS receive data from an organization’s TPS systems and create outputs that management can use to make strategic decisions. * This graphic represents the “reports” portion of the Figure 2-3. Emphasize this to students, perhaps referencing that slide again to drive home that point. Students may not understand the decimals in the “ACTUAL versus PLANNED” category, where anything above 1.00 represents more sales than planned and anything less represents a disappointing result of fewer sales than planned. * You could ask whether or not students understand what is meant by non-routine decision making, as opposed to routine decision making, and why DSS are specifically designed to assist managers in making that type of decision. Ask students for examples of non-routine decisions they make or have made in the past as managers or employees. * DSS can rely on either analytical models or large databases to provide valuable information. You could ask which of these two types the ab