AL01_IntroSystems_Outline

AL01_IntroSystems_Outline - Introduction to Systems and...

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AAL01_IntroSystems_Outline.doc 1 Introduction to Systems and Systems Theory Prof. Thad Usowicz ©2003 Thaddeus W. Usowicz What is a System? A system is a grouping of elements, components or subsystems, which v Interact and interrelate with (depend on) each other, v Service functions related to the whole, and are clearly v Are clearly separated from an environment with which the system interfaces. General Systems Components v Simple Open -Loop system: v Closed -Loop system: Information System Elements v Functions: IPOSC Input Processing Output Storage Control v Components: PPDSH People Procedures Data Software Hardware Transforming or Processing Elements Input Output Transforming or Processing Elements Input Output Comparison Control Feedback Loop Control
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AAL01_IntroSystems_Outline.doc 2 Characteristics of a System A system of interest . .. v has a goal or purpose. v
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AL01_IntroSystems_Outline - Introduction to Systems and...

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