信息时代的管理信息系统Chap_002.ppt

1、Chapter 7Enterprise Infrastructure,Metrics,and Business Continuity Planning:Building and Sustaining the Dynamic Enterprise,Copyright 2010 by the McGraw-Hill Companies,Inc.All rights reserved.,McGraw-Hill/Irwin,STUDENT LEARNING OUTCOMES,Describe how a service-oriented architecture can be used as a ph

2、ilosophical approach to help the organization of the future.Define and describe the various hardware and software infrastructure considerations.Compare and contrast commonly used metrics for assessing the success of IT systems.Describe business continuity planning(BCP)and its phases,7-2,STATE OF CAL

3、IFORNIA DIGS ITSELF OUT OF A TECHNOLOGY HOLE,Californias Governor Arnold Schwarzenegger wants the state of be an“elite”information technology organizationThats a challenging task for a government entityTeri Takai,the first statewide CIO,has her work cut out for her,7-3,STATE OF CALIFORNIA DIGS ITSEL

4、F OUT OF A TECHNOLOGY HOLE,Integrate IT strategies across 144 state agencies and departmentsBreak down traditional silos among those departments and agenciesReevaluate the states current project list,which includes some projects that will take 10 years to completePlanning for the retirement of 50%(5

5、,000)of the states IT workforce,7-4,STATE OF CALIFORNIA DIGS ITSELF OUT OF A TECHNOLOGY HOLE,What sort of computer-based interactions have you had with your local,county,or state government?In what way(s)did technology support or hinder those interactions?Why do government entities seem to lag behin

6、d the private sector in the use of technology?,7-5,CHAPTER ORGANIZATION,Introduction:SoALearning outcome#1Hardware and Software InfrastructureLearning outcome#2IT Success MetricsLearning outcome#3Business Continuity PlanningLearning Outcome#4,7-6,INTRODUCTION:SoA,Introduced SoA in Chapter 6Service-o

7、riented architecture(SoA)-perspective that focuses on the development,use,and reuse of small self-contained blocks of code(called services)to meet all application software needsSoftware code is not developed solely for a single applicationRather services are built that can be used and reused across

8、all applications,7-7,INTRODUCTION:SoA,Can extend SoA to the entire organizationAn SoA organization would beLean and agile using resources in the best wayProactive in addressing changes in the marketQuick to respond and adapt to advances in technologyTransformational in its processes,structure and HR

9、 initiatives to match a changing and dynamic workforce,7-8,INTRODUCTION:SoA,SoA focused specifically on ITCustomersEnd usersSoftware developmentInformation needsHardware requirements,7-9,INTRODUCTION:SoA,Customers should be able to“plug and play”into your organization and have the same pleasurable e

10、xperience regardless of the channel,7-10,INTRODUCTION:SoA,End users should have access to whatever information and software they need regardless of where they(the end users)are,7-11,INTRODUCTION:SoA,Software development should focus on reusable components(services)to accelerate systems development.T

11、his means using component-based development methodologies and taking advantage of exciting Web 2.0 applications.,7-12,INTRODUCTION:SoA,Information would be treated appropriately as a valuable organizational resource protected,managed,organized,and made available to everyone who needs it.,7-13,INTROD

12、UCTION:SoA,Hardware is both integrated and transparent.,7-14,HARDWARE AND SOFTWARE INFRASTRUCTURE,Infrastructure the structure beneath a structureIT infrastructure is the implementation of your organizations architecture,7-15,ERP Revisited,From Chapter 2,Enterprise resource planning(ERP)system colle

13、ction of integrated software for business management,accounting,finance,supply chain management,inventory management,customer relationship management,e-collaboration,etc.ERP is big businessFederal government will spend$7.7 billion on ERP in 200960%of Fortune 1000 companies have ERP systems,7-16,ERP

14、Revisited,Dominant ERP providers SAP,Oracle/PeopleSoft,SSA Global,and MicrosoftAbout 50 or so established emerging ERP vendors that will challenge the big 4,7-17,ERP Evolution,MRP 1970s;focus on production planning,calculating time requirements,procurement;basic automated manufacturing focusMRP II 1

15、980s;closed the loop to include financial and accounting systems and serve as a decision support tool for managers,7-18,ERP Evolution,ERP late 1980s/early 1990s;focus on critical“time to market”;shorter lead times;customers want it nowERP II today;focus on complete ERP integration with CRM,business

16、intelligence,and a host of other applications across the organization,7-19,ERP and SoA,For ERP to integrate everything,everything must be plug-and-play components or servicesAll modules of an ERP vendor must be interoperableSoftware from multiple ERP vendors must be interoperableThe infrastructure beneath must be hidden from users and customers,7-20,ERP and SoA,7-21,SoA-Enabled ERP Advantages,Reliable information accessAvoids data and operations redundancyDelivery and cycle time reductionCost re