Management information systems & decision support systems

Information Systems are software products intended to store and handle data in an organization. They must meet the informational needs of all levels of management - operational, middle and top and they must be designed accordingly.
The Management Information Systems are second level information system, designed to provide information required by managers for planning and decision making. They relay on Operational Information Systems when dealing with primary data, but their main features are the flexibility and the easy to use. They are supposed to supply immediate responses to various data requests, to process collected data to get summary information.
From a modern perspective, the information systems provides support for decision making, the use of the new generation of Decision Support Systems is rapidly expanding. All these information systems took advantages of data bases, the fourth generation environments and the high technologies of modern computers.
The book presents also basic concepts and modern approaches of data organizing and processing in the Microsoft ACCESS environment. The whole life cycle of information systems is covered: analysis, description, modeling, design and implementation.
The theoretical approach of the book is completed with examples and case studies

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