Lecture Systems analysis and design methods (7/e): Chapter 1 – Whitten, Bentley

You will understand the context for systems analysis and design methods when you can: Define information system and name seven types of information system applications; identify different types of stakeholders who use or develop information systems, and give examples of each; define the unique role of systems analysts in the development of information systems; identify those skills needed to successfully function as an information systems analyst. | Chapter 1 The Context of Systems Analysis and Design Methods Objectives Define information system and name seven types of information system applications. Identify different types of stakeholders who use or develop information systems, and give examples of each. Define the unique role of systems analysts in the development of information systems. Identify those skills needed to successfully function as an information system analyst. Describe current business drivers that influence information systems development. Describe current technology drivers that influence information systems development. Briefly describe a simple process for developing information systems. 1- 1- A Framework for Systems Analysis and Design A system is a group of interrelated components that function together to achieve a desired result. An information system (IS) is an arrangement of people, data, processes, and information technology that interact to collect, process, store, and provide as output the . | Chapter 1 The Context of Systems Analysis and Design Methods Objectives Define information system and name seven types of information system applications. Identify different types of stakeholders who use or develop information systems, and give examples of each. Define the unique role of systems analysts in the development of information systems. Identify those skills needed to successfully function as an information system analyst. Describe current business drivers that influence information systems development. Describe current technology drivers that influence information systems development. Briefly describe a simple process for developing information systems. 1- 1- A Framework for Systems Analysis and Design A system is a group of interrelated components that function together to achieve a desired result. An information system (IS) is an arrangement of people, data, processes, and information technology that interact to collect, process, store, and provide as output the information needed to support an organization. Information technology is a contemporary term that describes the combination of computer technology (hardware and software) with telecommunications technology (data, image, and voice networks). 1- Types of Information Systems A transaction processing system (TPS) is an information system that captures and processes data about business transactions. A management information system (MIS) is an information system that provides for management-oriented reporting based on transaction processing and operations of the organization. A decision support system (DSS) is an information system that either helps to identify decision making opportunities or provides information to help make decisions. 1- Types of Information Systems (cont.) An expert system is an information system that captures the expertise of workers and then simulates that expertise to the benefit of non-experts. A communications and collaboration system is an information .

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