The second edition of this text stresses structural modelling techniques for data flows and processes and shows how these can be integrated into systems design methodologies. It is a thorough introduction to the subject for students of data processing, computing, accounting and management. The second edition has been thoroughly updated and revised to meet student needs in the 1990s. Features include: expanded treatment of information gathering/interviewing; updated coverage of combining data flows and data analysis; updated practical design methodologies; an additional chapter on relational analysis integrated with design; work on system analysis and design methods following a linear life cycle; techniques in the same way as used in practice; a discussion of techniques required to model such system components as data flow diagrams, E-R diagrams, process specification at relational analysis.

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