ITM 305 Study Guide - Midterm Guide: Software Development Process, Systems Development Life Cycle, Project Management Software
5 Mar 2013
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Document Summary
System analyst someone who solves problems using information systems technology. Needs broad knowledge and variety of skills including technical, business and people knowledge and skills. (integrity and ethical behaviour crucial) System analysis process of understanding and specifying in detail what the information system should do. Systems design the process of specifying in detail how the many components of the information system should be physically implemented. System a collection of interrelated components that function together to achieve some outcome. Information system like other systems, contain components, and an information systems outcome is the solution to a business problem. Information system components can be thought of as subsystems that interact or as hardware, software, inputs, outputs, data, people, and procedures. Super system a larger system that contains other systems. Subsystem a system that is part of a larger system: functional decomposition dividing a system into components based on subsystems that in turn are further divided into subsystems.
