Review Slides

Review Slides - Chapter 1 Stakeholders' Perspectives on an...

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Chapter 1
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1 2 Stakeholders' Perspectives on an Information System
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1 3 System Designers and System Builders System designer – a technical specialist who translates system users’ business requirements and constraints into technical solution. She or he designs the computer databases, inputs, outputs, screens, networks, and software that will meet the system users’ requirements. System builders – a technical specialist who constructs information systems and components based on the design specifications generated by the system designers.
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1 4 The Systems Analyst as a Problem-Solver By "Problems" that need solving, we mean: Problems , either real or anticipated, that require corrective action Opportunities to improve a situation despite the absence of complaints Directives to change a situation regardless of whether anyone has complained about the current situation
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1 5 Knowledge Asset Management Data – raw facts about people, places, events, and things that are of importance in an organization. Information – data that has been processed or reorganized into a more meaningful form for someone. Knowledge – data and information that is further refined based on the facts, truths, beliefs, judgments, experiences, and expertise of the recipient. Knowledge Asset Management Recognizes that data, information, and knowledge are critical business resources Asks: “How can the organization manage and share knowledge for competitive advantage?”
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1 6 Continuous Improvement and Total Quality Management Business Processes – Tasks that respond to business events (e.g., an order). Business processes are the work, procedures, and rules required to complete the business tasks, independent of any information technology used to automate or support them. Continuous process improvement (CPI) – The continuous monitoring of business processes to effect small but measurable improvements in cost reduction and value added. Total quality management (TQM) – a comprehensive approach to facilitating quality improvements and management within a business.
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1 7 Business Process Redesign Business process redesign (BPR) is the study, analysis, and redesign of fundamental business processes to reduce costs and/or improve value added to the business. More substantial changes and improvements than CPI Usually complemented by CPI
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1 8 Object Technologies Object technology – a software technology that defines a system in terms of objects that consolidate data and behavior (into objects). Objects are reusable Objects are extensible Object-oriented programming languages include C++, Java, Smalltalk, and .NET Object-oriented analysis and design – a collection of tools and techniques for systems development that will utilize object technologies to construct a system and its software. Agile development
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Review Slides - Chapter 1 Stakeholders' Perspectives on an...

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