This fourth edition arms IT professionals with a hands-on approach that actually shows them how to conduct SAD (Systems Analysis and Design). It includes new running case studies integrated throughout the chapters that build upon the concepts and explain how they are applied. Additional examples are used to improve comprehension. Updated information is also presented on software tools available in the field as well as the challenges moving from logical models to physical databases and files. The book helps acquire the core set of skills that all analysts must possess. · The Systems Analyst and Information System Development · Project Selection and Management · Requirements Determination · Use Case Analysis · Process Modeling · Data Modeling · Moving Into Design · Architecture Design · User Interface Design · Program Design · Data Storage Design · Moving Into Implementation · Transition to the New System · The Movement to Objects