A Professional's Guide to Systems Analysis
This book became a bestseller because it showed system analysts how to solve problems in the real-world workplace. Now it has been extensively updated to address the changes created by distributing computing, microbased systems, reengineering, and other factors affecting systems analysis today. New case studies, illustrations, and examples reflect the latest business environments.
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The Various Types of Information Systems
The Organization as a Multilevel Entity
Operational versus Informational Systems
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accounts activities application attributes automated batch business functions business process business process reengineering business system characteristics chart complete configuration item contain costs data administration data elements data entities data event model data files data flow diagram data models data processing database DBMS decentralized defined definition describe determine dictionary documentation employees ensure entity-relationship diagrams entity-relationship model environment evaluation existing Figure firm firm's functional analysis IDEF identified information systems input interview inventory invoices machines mainframe manual ment methodology minicomputer multiple normally operational organization output performed personal computers personnel PERT chart problems procedures process model processing flow records redesign relationship reports requirements result screen sequence specific stored structure SYCLOPS system design systems analysis task techniques tion transaction user area user's usually validation vendor workstations