Structured Systems Analysis and Design Method. SSADM with ConceptDraw DIAGRAM

Structured Systems Analysis and Design Method (SSADM) was developed in the UK in the early 1980s and accepted in 1993 in order to analyze and project the information systems. Use the data flow diagrams (DFD) for describing the informational, functional and event-trigger models, the Logical Data Structure (LDS) diagrams for describing which data the system operates with and Entity Life History (ELH) diagrams for modelling events that happened in the system and find it simple to make any of these or other diagrams with help of our software. Starting now, you’ll definitely make a better chart tomorrow, so why not to do it now, at this very moment? Once you get used to ConceptDraw DIAGRAM , you’ll find our product to be the most smart version of any existing applications and you’ll recommend it to all those who you care for to simplify their work and their lives.

JSD - Jackson system development

Jackson System Development (JSD) is a linear method of system development created by Michael A. Jackson and John Cameron in the 1980s. It comprises the whole software life cycle directly or providing a framework for more specialized techniques.
When implementing the Jackson System Development method and designing JSD diagrams, you can succesfully use the powerful and helpful tools of ConceptDraw DIAGRAM software extended with Entity-Relationship Diagram (ERD) solution from the Software Development area of ConceptDraw Solution Park.

Data Flow Diagram Symbols. DFD Library

Data Flow Diagrams show information transfers and process steps of a system. The general concept is an approach of a depicting how occurs input in a system, further processes and what runs out. The aim of DFD is in accomplishing of understanding between developers and users. Data flow diagrams are maintained with other methods of structured systems analysis.

Pyramid Diagram

A three level pyramid model of different types of Information Systems based on the type of decisions taken at different levels in the organization.