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Contents vii

Miscellaneous Modules 63
Benefits of Key ERP Modules 63
ERP Architecture 65
Layered Architecture Example 65
Benefits and Limitations 71
Web Services Architectures 72
Service-Oriented Architectures 74
SOA and Web Services 77
Enterprise Content Management and SOA 77
Cloud Architecture 78
Implications for Management 81
Summary 82 • Exercises 83 • Review Questions 83
Discussion Questions 84
! CASE 3.2 Real-World Cases:Wipro and MBH 84
Chapter 4 DEVELOPMENT LIFE CYCLE 88

! CASE 4.1 Opening Case: Of Men and Mice:An ERP Case Study 89
Preview 90
Systems Development Life Cycle 91
Traditional SDLC 91
Rapid SDLC Approaches 92
ERP Implementation Life Cycle 93
ERP Implementation Plan 94
ERP Implementation Methodology 95
Traditional ERP Life Cycle 96
Rapid ERP Life Cycles 99
ERP Life Cycle Vs. SDLC 105
Project Management 107
Project Roles and Responsibilities 109
Implications for Management 109
Summary 112 • Exercises 113 • Review Questions 113
Discussion Questions 114
! CASE 4.2 Real-World Case:Two Short Cases: OilCO & ExploreCO 114
Appendix A 118
Appendix B 137
Chapter 5 IMPLEMENTATION STRATEGIES 139
! CASE 5.1 Opening Case:Aquatech International Corporation 140
Preview 141