Ashmele Computing

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Ashmele Computing has adopted SSADM4+ (Structured Systems Analysis and Design Methodology) as its de facto standard where appropriate in the analysis of requirements, requirements specification and systems specification.

 

Structured Systems Analysis and Design Methodology...

 

 

 

Benefits of SSADM...

 

Fundamental Concepts of SSADM4+...

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Separation of concerns in the 3-schema specification architecture;

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Central significant role of the Logical Data Model;

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The Event is the significant unit of processing specification.

Systen Development Template...

 

Decision

Structure

 

 

 

 

(select from options)

Investigation

 

(decide what is to be done)

 

User

Organisation

 

 

 

 

(decide who is to use the system and how)

 

Policies 

and 

Procedures

 

 

 

(interface with technical policies and standards)

 

 

 

Conceptual

Model

 

(define conceptual services)

External

Design

 

(map to user organisation and interface technology)

 

Internal

Design

 

(map to data storage technology)

Construction

 

 

This page was updated on 27 April 2004 ; bookmark it now.

 

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