T3_Khoa Nguyen - 1 K hoa Nguyen Khoa Nguyen 11/02/2010 MIS...

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1 Khoa Nguyen Khoa Nguyen 11/02/2010 MIS 362 Prof. Subhani Information Systems in Business Today An information system can be defined from both technical perspective and business perspective. From a technical perspective, an information system collects, stores, and disseminates information from an organization's environment and internal operations to support organizational functions and decision making, communication, coordination, control, analysis, and visualization. Information systems transform raw data into useful information through three basic activities: input, processing, and output. From a business perspective, an information system is an important instrument for creating value for the firm. Information systems are part of a series of value-adding activities for acquiring, transforming, and distributing information that managers can use to improve decision making, enhance organizational performance, and, ultimately, increase firm profitability. The study of information systems is a multidisciplinary field. No single theory or perspective dominates. In general, the field can be divided into technical and behavioral approaches. The technical approach to information systems emphasizes mathematically based models to study information systems, as well as the physical technology and formal capabilities of these systems. The disciplines that contribute to the technical approach are computer science, management science, and operations research. Computer science is concerned with establishing theories of computability, methods of computation, and methods of efficient data storage and access. Management science emphasizes the development of models for decision-making and management practices. Operations research focuses on mathematical techniques for optimizing selected parameters of organizations, such as transportation,
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This note was uploaded on 02/19/2011 for the course FIN 360 taught by Professor Kesler during the Spring '11 term at Northern Oklahoma College.

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T3_Khoa Nguyen - 1 K hoa Nguyen Khoa Nguyen 11/02/2010 MIS...

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