tailieunhanh - Lecture Business system development - Lecture 26: Systems analysts

We today’s lecture we will: Describe the organizational roles involved in information systems development, discuss analytical skills required for success as a systems analyst, discuss technical skills required for success as a systems analyst. | Business System Development CSC581 Lecture 26 Systems Analysts 2 Summary of the previous lecture In previous lecture, we : Identified the tradeoffs when using CASE to support system development activities. Described organizational forces for and against CASE. Described the role of CASE tools in SDLC. Listed and describe CASE components. Described upper CASE, lower CASE, cross-life-cycle CASE, and CASE repository. Outlines We today’s lecture we will: Describe the organizational roles involved in information systems development. Discuss analytical skills required for success as a systems analyst. Discuss technical skills required for success as a systems analyst. The Role of the Systems Analyst Skills required: analytical, technical, managerial, interpersonal Liaison between users, programmers, and other systems professionals Characteristics of Successful Teams Diversity in background, skills, and goals Tolerance of diversity, ambiguity, and uncertainty Clear and complete . | Business System Development CSC581 Lecture 26 Systems Analysts 2 Summary of the previous lecture In previous lecture, we : Identified the tradeoffs when using CASE to support system development activities. Described organizational forces for and against CASE. Described the role of CASE tools in SDLC. Listed and describe CASE components. Described upper CASE, lower CASE, cross-life-cycle CASE, and CASE repository. Outlines We today’s lecture we will: Describe the organizational roles involved in information systems development. Discuss analytical skills required for success as a systems analyst. Discuss technical skills required for success as a systems analyst. The Role of the Systems Analyst Skills required: analytical, technical, managerial, interpersonal Liaison between users, programmers, and other systems professionals Characteristics of Successful Teams Diversity in background, skills, and goals Tolerance of diversity, ambiguity, and uncertainty Clear and complete communication Trust Mutual respect Reward system that encourages shared responsibility Major Information Systems Development Roles IS department manager Systems analysts Programmers Business managers Other IS managers/technicians Stakeholders Analytical Skills for Systems Analysis Four Sets of Analytical Skills: Systems Thinking Organizational Knowledge Problem Identification Problem Analyzing and Solving 10 What is a System? A group of interrelated procedures used for a business function, with an identifiable boundary, working together for some purpose. Characteristics of Systems Boundary: divides system from environment Inputs: data from environment to system Output: data from system to environment Components: subparts of systems operating independently (also called subsystem) Interrelationships: associations between components of a system Interfaces: point of contact between system and environment, or between subsystems Constraints: limit to what a system can accomplish Purpose: overall .