IS2009_Lect1_LMS1

IS2009_Lect1_LMS1 - Lecture1: CSE1ISInformationSystem...

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1/45 Ref: Shelly, Cashman and Rosenblatt, “Systems Analysis and Design, Chapter 1”,  Course Technology, 2008. Lecture 1: CSE1IS - Information System IS Analysis and Design:  Overview Eric  Pardede
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2/45 Discuss the impact of IT on business strategy and  success Define an information system (IS) and its  components Explain how the Internet has affected business  strategies Identify types of IS and their  users Explain modeling, prototyping, and CASE tools Distinguish between structured analysis and OO  analysis Objectives
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3/45 Information technology can  mean the difference between  success and failure Companies use information as  a weapon in the battle to:  increase productivity,  deliver quality products and  services,  maintain customer loyalty, and  make sound decisions  Introduction
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4/45 Information Technology  Combination of hardware and software  products and services   that companies use to  manage, access, communicate, and share  information A vital asset that must be used effectively,  updated constantly, and safeguarded carefully The Impact of Information Technology
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5/45 The Future of IT Accounts for almost 30 percent of developed  countries economic growth, and the wage  gaps between IT workers and all other  workers will continue to widen Global online population skyrocketed between  2000 and 2005 scsite.com/sad7e/more The Impact of Information Technology
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6/45 The Role of Systems Analysis and Design Systems Analysis and Design Step-by-step process for developing high-quality  information systems Systems Analyst Plan, develop, and maintain information systems The Impact of Information Technology
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7/45 Who develops Information Systems? In-house applications Software packages Outsourcing How versus What The Impact of Information Technology
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8/45 A system is a set of related  components that produces  specific results Data consists of basic facts  that are the system’s raw  material Information System Components
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9/45 Hardware  Moore’s Law Software System software Application software  Enterprise applications Horizontal system Vertical system Legacy system Information System Components
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10/45 Data  Tables Linking Information System Components
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11/45 Processes  Define the tasks and business functions that users,  managers, and IT staff members perform to achieve  specific results People Users, or end users, are the people who interact with  an information system, both inside and outside the  company Information System Components
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12/45 Business Process 
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This note was uploaded on 11/22/2009 for the course CSE 1is taught by Professor Eric during the Three '09 term at La Trobe University.

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IS2009_Lect1_LMS1 - Lecture1: CSE1ISInformationSystem...

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