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The Systems Development Environment
The Systems Development Life Cycle
27 other sections not shown
activity application software applied assignments basic basis batch benefits cess chapter Class-Number complete components computer information systems context diagram costs data dictionary data elements data entry data flow diagrams data stores data structures decision table decision tree described development life cycle devices end products evaluation example existing system feasibility study flowchart format functions Gantt chart identified implementation initial investigation input installation interview involved logical model manual ment meter methods needs objectives on-line operation options output packages payback personnel physical model prepared present problem procedures process bubble project team punched cards reading records represent request requirements schedule shown in Figure solution source documents steps student Student-Number subsystems system design systems analyst systems development project tasks techniques third normal form tion trade-offs transaction understanding updated user specification walkthrough water billing system