Chapter One - Management Information Systems, Sixth Edition...

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Management Information Systems, Sixth Edition MGSC 290 Chapter 1 Business Information Systems: An Overview
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Does Information Technology Matter? Hackett Group study: “Does IT Matter? Hackett Concludes the Answer is Yes” World’s best performing companies spent 7% more per employee on IT than typical companies They recouped the investment fivefold in lower operational costs Today’s business professionals must know how to develop and use IT Management Information Systems, Sixth Edition 2
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The Power of Digital Systems Binary counting system uses only two digits: 0 and 1 Digital systems : Computers and devices that use the binary system Can represent any information as a combination of zeros and ones Information can be represented, stored, communicated, and processed digitally Management Information Systems, Sixth Edition 3
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The Power of Digital Systems (continued) Digital information is stored and communicated by means of electromagnetic signals Extremely fast Digital copy is an exact copy of the original Accuracy and speed make digital systems powerful, useful, and important Management Information Systems, Sixth Edition 4
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Management Information Systems, Sixth Edition 5 The Purpose of Information Systems Businesses use information systems To make sound decisions To solve problems Problem : any undesirable situation Decision : arises when more than one solution to problem exists Both problem solving and decision making require information
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Management Information Systems, Sixth Edition 6 The Purpose of Information Systems (continued) Keys to success in business: Gathering correct information efficiently Storing information Using information Purpose of information systems is to support these activities
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Management Information Systems, Sixth Edition 7 Data, Information, and Information Systems “Data,” “information,” and “system” are commonly used terms Important to understand their similarities and differences
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Management Information Systems, Sixth Edition 8 Data vs. Information Data : a given or fact Can be number, statement, or picture Is the raw material in the production of information Information : facts or conclusions that have meaning within context Composed of data that has been manipulated
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Management Information Systems, Sixth Edition 9 Data Manipulation Data is manipulated to make useful information New information can be generated from data, such as averages, trends, etc. Survey is common method of collecting data Raw data is hard to read Information is more useful to business than data
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Management Information Systems, Sixth Edition 10 Generating Information Process : the manipulation of data Usually produces information May produce more data A piece of information (output of a process) in one context may be considered data (input to a process) in another context
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Management Information Systems, Sixth Edition 11 Generating Information (continued)
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Chapter One - Management Information Systems, Sixth Edition...

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