mis2008su_ch02_choi - Chapter 2 IT Support Systems:...

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Chapter 2 IT Support Systems: oncepts and Management Concepts and Management Information Technology For Management 6 th Edition Sejong University Chapter 2 1
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ontents Contents 2.1 Information Systems: Concepts and Definitions. 2.2 Classification and Types of Information Systems. 2.3 How IT Supports People and Organizational Activities. 2.4 How IT Supports Supply Chains and Enterprise Systems. 2.5 Information Systems Infrastructure and Architecture. 2.6 Emerging Computing Environments: SaaS, SOA, and More. Chapter 1 2
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2.1 Information Systems: Concepts and Definitions Information System z An information system (IS) collects, processes, stores, analyzes, and disseminates information for a specific purpose { Hardware { Software { Data { Network { Procedures ocedu es { People z Application (program) is a computer program designed to support a specific { Smaller information system Chapter 2 3
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formation System Information System – Primary Purpose ollects data processes it into information then converts ata Collects data, processes it into information then converts information into knowledge for a specific purpose. z Data { Elementary description of things, events, activities, and transactions that are recorded, classified, and stored, but not organized to convey any specific meaning z Information { Data that has been organized so that they have meaning and value to the recipient nowledge z Knowledge { Information that has been organized and processed to convey understanding, experience, and expertise as they apply to a current Chapter 2 4 problem or activity
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2.2 Classification and Types of Information Systems evels of Information System Levels of Information System Classification By Organizational Levels Chapter 2 5
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ransaction Processing System (TPS) Transaction Processing System (TPS) TPS supports the monitoring collection storage z A TPS supports the monitoring, collection, storage, processing, and dissemination of the organization’s asic business transactions basic business transactions z automates routine and repetitive tasks that are critical to the operation of the organization, such as preparing a payroll, billing customers, Point-of-Sale (POS), and Warehouse operations z Data collected from this operation supports the MIS and DSS systems employed by Middle Management Chapter 2 6
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Functional and Management Information Systems (MIS) he major functional information systems are organized z The major functional information systems are organized around functional departments in a company
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This note was uploaded on 04/13/2010 for the course TECHNOLOGY 032913 taught by Professor Hong during the Spring '08 term at 서울대학교.

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mis2008su_ch02_choi - Chapter 2 IT Support Systems:...

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