There are several types of information systems support a variety of managerial end user responsibilities: (1) management information system, (2) decision support system, and (3) executive information systems.
Management information systems provide information in the form of reports and displays to managers. Decision support system gives direct computer support to managers during the decision-making process. Executive information system provides critical information in easy to use displays to a variety of managers.
Information System for Business Operation.
There are as many ways to use information technology in business, as there are business activities to be performed, business problems to be solved, and business opportunities to be pursued. As a business end user, we should have a basic understanding and appreciation of the major ways information systems are used to support each of the functions of business. Business information systems are a variety of types of information (transaction processing, management information, decision support, etc.) that support the business functions of accounting, financing, marketing, operations management, and human resources management.
Marketing Information System-.
The management function of marketing is concerned with the planning, promotion, and sale of existing products in existing markets, and the development of new products and new markets to better serve present and potential customers. Marketing Information systems provide IT that support major components of the marketing function. Like Internet/intranet web sites and services make an interactive marketing process possible where customers can become partners in creating, marketing, purchasing, and improving products and services.
Sales managers must plan the performance of the salespeople in their organizations. In most firms, computer based system produce sales analysis reports that analyze sales by product, customer type, salesperson, and sales territory.
