天津大学软件学院系统分析课件 第一章.pptVIP

Chapter 1 Players in the Systems Game Chapter One Players in the Systems Game What are information systems, and who are the stakeholders in the information systems game? What role will you personally play in the development and use of information systems? Who are information system users? How is the definition changing in a remote computing and Internet-centric world? What is a systems analyst and why are these individuals the key players in the development and implementation of information systems? What are systems analysis and design? Where do systems analysts work? What modern business and technology trends are affecting information systems development? What are the career prospects for systems analysts? If you want to pursue a career as a systems analyst, what knowledge and skills do you need to acquire?  Chapter Map Information Systems Technology An information system (IS) is an arrangement of people, data, processes, communications, and information technology that interact to support and improve day-to-day operations in a business, as well as support the problem-solving and decision-making needs of management and users. Information technology is a contemporary term that describes the combination of computer technology (hardware and software) with telecommunications technology (data, image, and voice networks). Stakeholders: Players in the Systems Game A stakeholder is any person who has an interest in an existing or new information system. Stakeholders can be technical or nontechnical workers. For information systems, the stakeholders can be classified as: System owners System users Systems analysts System designers System builders IT vendors and consultants Information versus Knowledge Workers Information workers are those workers whose jobs involve the creation, collection, processing, distribution, and use of information. Knowledge workers are a subset of information workers whose responsibilities are based on a specialized body of knowledge. System Own