Supporting The Three Hierarchical Levels

There are 5 types of information systems used to supporting the three hierarchical levels in an organizations which are the Transaction Processing Systems (TPS), Management Information Systems (MIS), Decision Support Systems (DSS), Business Intelligence (BI) and Executive Support Systems (ESS).

For the operational management, they are using the Transaction Processing Systems (TPS) in order to perform and record daily routine transactions necessary to conduct business. it is allows the managers to monitor status of operations and relations with the external environment. In addition, TPS also serve the operational levels and serve predefined, structured goals and decision making. For an example is Payroll System which collect the employee data, file database and online queries to be process and send the output to general ledger, management reports, government agencies and employee paychecks.

For the Management Information Systems, it serve the middle management. This Management Information Systems provide reports on firm's current performance, based on data from Transaction Processing Systems. it is also provide answers to routine questions with predefined procedure for answering them. typically have little analytic capability. For an example, the ordering file, the

Decision Supports Systems often use external information as well from the Transaction Processing Systems and Management Information Systems. There are model driven Decision Support Systems which is voyage-estimating systems and there data driven Decision Support Systems is intrawest's marketing analysis systems. The examples of Voyage-Estimating Decision Support Systems are it will collect all the file such as ship file, fuel consumption cost file process into the analytical models database and send to the online