2010SAD02.pptVIP

Systems Analysis and Design Project Success Factors Project management important for success of system development project 2000 Standish Group Study Only 16% of system development projects successful 84% of projects cancelled, completed late, over budget, and/or limited in functionality Thus, project requires careful planning, control, and execution Reasons for Project Failure Incomplete or changing requirements Limited user involvement Lack of executive support Lack of technical support Poor project planning Unclear objectives Lack of required resources Reasons for Project Success Clear system requirement definitions Substantial user involvement Support from upper management Thorough and detailed project plans Realistic work schedules and milestones Project Initiation ? 理解连接信息系统和业务需要的重要性。 ? 能够创建一个系统需求。 ? 理解如何评定技术、经济和组织上的可行性。 ? 能实现一个可行性分析。 ? 理解在一些组织中如何筛选项目。 Key Ideas An opportunity to create business value from using information technology initiates a project. Feasibility analysis helps determine whether or not to proceed with the IS project. Projects are selected based on business needs and project risks. Key Ideas The project sponsor is a key person who identifies business value to be gained from using information technology. The approval committee reviews system requests from groups throughout the organization and selects projects for the benefit of the business. IDENTIFYING PROJECTS WITH BUSINESS VALUE How Do Projects Begin? Business needs should drive projects. Project sponsor recognizes business need for new system and desires to see it implemented. Business needs determine the system’s functionality (what it will do). The project’s business value should be clear. System Request A document describing business reasons for project and system’s expected value. Lists project’s key elements Project sponsor Business need Business requirements Business value Special issues or constraints 系统需求—网上订购项目 项目发起者：市场部的副主管Margaret Mooney 业务需要：开发该项目的原因是，通过拓展新客户和用基于Web支持的应用更