EGN_5620_Enterprise Sys Architecture Fall 2011

EGN_5620_Enterprise Sys Architecture Fall 2011 - Enterprise...

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Unformatted text preview: Enterprise Systems Enterprise Systems Architectures Architectures EGN 5620 Enterprise Systems Configuration EGN 5620 Enterprise Systems Configuration Fall, 2011 Fall, 2011 Enterprise Systems Enterprise Systems Architectures Architectures Theories & Concepts Theories & Concepts EGN 5620 Enterprise Systems Configuration EGN 5620 Enterprise Systems Configuration Fall, 2011 Fall, 2011 System architecture, Def. System architecture, Def. ◦ A scheme by which the functional elements of the system are arranged into physical/logical blocks and by which the blocks interact. Three major enterprise (information Three major enterprise (information reference) architectures reference) architectures Generalized enterprise reference architecture (GERA) Purdue enterprise reference architecture (PERA) Enterprise architecture framework ◦ By John Zackman GERA GERA - - Three scoping/modeling dimensions Three scoping/modeling dimensions Life-cycle dimension ◦ Provides for the controlled modeling process of enterprise entity according to its life cycle Generic-ity dimension ◦ Provides for the controlled particularization (instantiation) process from generic (or partial) to particular. View dimension ◦ Provides for the controlled visualization of specific views of the enterprise entity GERA GERA - - Enterprise life-cycle phases (1) Enterprise life-cycle phases (1) Identification ◦ (A set of activities that) identifies the contents of the enterprise in terms of the nature of its existence, its need and the need for changes. Concept ◦ (A set of activities for) developing the concepts of the underlying enterprise, including the definition of its mission, vision, values, strategies, objectives, operational concepts, policies, and business plans. Requirements ◦ (A set of activities for) developing descriptions of operational requirements of the enterprise, its relevant processes, and the collection of all their functional, behavioral, information and capacity needs for both production and mgt, whether by humans or machinery. GERA GERA - - Enterprise life-cycle phases (2) Enterprise life-cycle phases (2) Design ◦ (A set of activities that) support the specification of the enterprise with all of its components that satisfy the enterprise requirements. They include the design of all human tasks, all machine tasks, and operational processes (including identification of necessary information and resources for mfg. information, communication, control and other processing technology) ◦ Sub-phases: preliminary (architectural) design and detailed design...
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This note was uploaded on 12/03/2011 for the course EGN 5620 taught by Professor Chen during the Fall '11 term at FIU.

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EGN_5620_Enterprise Sys Architecture Fall 2011 - Enterprise...

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