Types of Information Systems

 

Types

1.       Transaction Processing System (TPS): Processes data resulting from business transactions. Their goals are to provide transactions so that records can be updated, and reports can be generated, i.e., to perform storekeeping functions. Example: Bill system, payroll system.

2.       Management Information System (MIS): Intended to take relatively raw data available through a Transaction Processing System and summarize and aggregate it for the manager, usually in the form of a report. MIS generates a wide range of report types like summary report, on-demand report, ad-hoc report, exception report.

3.       Decision Support System: Interactive information system that provides information, models, and data manipulation tools to assist decision-making in semi-structured and unstructured situations. Examples: Financial planning systems, Bank loan management systems.

4.       Experts System: Experts Systems is a data-driven information system. It acts as an expert consultant to users by applying its knowledge of a specific area. An expert system's components are a knowledge base and software modules. These modules perform knowledge inference and provide answers to user questions.

5.       Office Automation System: An office automation system is a type of information system that automates various administrative processes such as documenting, data recording, and office transactions. The administrative and clerical activities are separated in the office automation system.

6.       Executive Support System (ESS): Assists top-level executives in planning and controlling workflow as well as making business decisions. It is similar to the Management Information System (MIS).

a.       It provides great telecommunication, better computing capabilities, and effective display options to executives, among other things.

b.       It provides information to them in the form of static reports, graphs, and textual information on demand.

c.       It helps monitor performance, track competitor strategies, and forecast future trends, among other things.

Comments