Presentation1 - 6 Systems What Is a System System A set of...

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MIS 715 Eaton Fall 2001 2 Data vs. Information Data A “given,” or fact; a number, a statement, or a picture Represents something in the real world The raw materials in the production of information Information Data that have meaning within a context Data in relationships Data after manipulation
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Information A collection of facts organized in such a way that  they have additional value beyond the value of  the facts themselves
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MIS 715 Eaton Fall 2001 4 Information Systems Why Do People Need Information? Individuals - activity and enlightenment Businesses - Decision making, problem  solving and control
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MIS 715 Eaton Fall 2001 5 Generating Information Generating Information Computer-based ISs take data as raw material, process it,  and produce information as output. Figure 1.1 Input-process-output
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MIS 715 Eaton Fall 2001
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Unformatted text preview: 6 Systems What Is a System? System: A set of components that work together to achieve a common goal Subsystem: One part of a system where the products of more than one system are combined to reach an ultimate goal Closed system: Stand-alone system that has no contact with other systems Open system: System that interfaces with other Management Information Systems (MIS) An MIS provides managers with information and support for effective decision making, and provides feedback on daily operations Output, or reports, are usually generated through accumulation of transaction processing data Each MIS is an integrated collection of subsystems, which are typically organized along functional lines within an organization...
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Presentation1 - 6 Systems What Is a System System A set of...

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