MANAGEMENT INFORMATION SYSTEMS
Management information systems (MIS) are the most common form of management support systems. They provide managerial end users with information products that support much of their day-to-day decision-making needs. Management information systems provide a variety of reports and displays to management. The contents of these information products are specified in advance by managers so that they contain information that managers need. Management information systems retrieve information about internal operations from database that have been updated by transaction processing systems. They also obtain data about the business environment from external source.
Information products provided to managers include displays and reports that can be furnished (1) on demand, (2) periodically, according to a predetermined schedule.
(i) DECISION SUPPORT SYSTEMS
Decision support systems (DSS) are a natural progression from information reporting systems and transaction processing systems. Decision support systems are interactive, computer-based information systems that use decision models and specialized database to assist the decision making process of managerial end users.
(ii) EXECUTIVE INFORMATION SYSTEMS
Executive information systems (EIS) are management information systems tailored to the strategic information needs of top management. Top executives get the information they need from many sources, including letters, memos, periodicals, and reports produced manually as well as by computer systems. Other sources of executive information are meetings, telephone calls, and social activities. Thus, much of a top executive’s information comes from non-computer services. Computer generated information ahs not played a primary role in meeting many top executives’ information needs.
Management information systems (MIS) are the most common form of management support systems. They provide managerial end users with information products that support much of their day-to-day decision-making needs. Management information systems provide a variety of reports and displays to management. The contents of these information products are specified in advance by managers so that they contain information that managers need. Management information systems retrieve information about internal operations from database that have been updated by transaction processing systems. They also obtain data about the business environment from external source.
Information products provided to managers include displays and reports that can be furnished (1) on demand, (2) periodically, according to a predetermined schedule.
(i) DECISION SUPPORT SYSTEMS
Decision support systems (DSS) are a natural progression from information reporting systems and transaction processing systems. Decision support systems are interactive, computer-based information systems that use decision models and specialized database to assist the decision making process of managerial end users.
(ii) EXECUTIVE INFORMATION SYSTEMS
Executive information systems (EIS) are management information systems tailored to the strategic information needs of top management. Top executives get the information they need from many sources, including letters, memos, periodicals, and reports produced manually as well as by computer systems. Other sources of executive information are meetings, telephone calls, and social activities. Thus, much of a top executive’s information comes from non-computer services. Computer generated information ahs not played a primary role in meeting many top executives’ information needs.
