FSU CEN 4010 - Socio-technical Systems (49 pages)

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Socio-technical Systems



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Socio-technical Systems

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Lecture Notes


Pages:
49
School:
Florida State University
Course:
Cen 4010 - Software Engineering Principles and Practice (3).
Software Engineering Principles and Practice (3). Documents

Unformatted text preview:

Socio technical Systems Ian Sommerville 2006 Software Engineering 8th edition Chapter 2 Slide 1 Objectives To explain what a socio technical system is and the distinction between this and a computer based system To introduce the concept of emergent system properties such as reliability and security To explain system engineering and system procurement processes To explain why the organisational context of a system affects its design and use To discuss legacy systems and why these are critical to many businesses Ian Sommerville 2006 Software Engineering 8th edition Chapter 2 Slide 2 Topics covered Emergent system properties Systems engineering Organizations people and computer systems Legacy systems Ian Sommerville 2006 Software Engineering 8th edition Chapter 2 Slide 3 What is a system A purposeful collection of inter related components working together to achieve some common objective A system may include software mechanical electrical and electronic hardware and be operated by people System components are dependent on other system components The properties and behaviour of system components are inextricably inter mingled Ian Sommerville 2006 Software Engineering 8th edition Chapter 2 Slide 4 System categories Technical computer based systems Systems that include hardware and software but where the operators and operational processes are not normally considered to be part of the system The system is not self aware Socio technical systems Systems that include technical systems but also operational processes and people who use and interact with the technical system Socio technical systems are governed by organisational policies and rules Ian Sommerville 2006 Software Engineering 8th edition Chapter 2 Slide 5 Socio technical system characteristics Emergent properties Non deterministic Properties of the system of a whole that depend on the system components and their relationships They do not always produce the same output when presented with the same input because the



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