System Analysis and Design

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Characteristics of systems

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Types of systems

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Manual systems

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Automated systems

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Production subsystem

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Marketing subsystem

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Personnel subsystem

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Material subsystem

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Finance subsystem

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System models

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Types of system models

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System environment and boundaries

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Real-time systems

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Distributed systems

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Principles of successful systems

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Role of systems analyst

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Need of systems analyst

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Qualifications of systems analyst

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Responsibilities of systems analyst

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Systems analyst as change agent

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SDLC overview

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Analysis phase

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Design phase

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Development phase

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Implementation phase

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Maintenance phase

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Data gathering techniques

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Interviews

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Group communication

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Presentations

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Site visits

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Feasibility study

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Importance of feasibility study

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Types of feasibility

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Feasibility report

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System selection plan

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System proposal

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Prototyping

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Process modeling

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Logical design

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Physical design

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Design representation

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System flowcharts

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Structured charts

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Data flow diagrams (DFD)

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Entity relationship diagrams (ERD)

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Diagramming conventions

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Data modeling

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Program design

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Process design

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Designing distributed systems

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Module specifications

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Module coupling

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Module cohesion

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Top-down design

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Bottom-up design

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Planning considerations

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Conversion methods

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Procedures and controls

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System acceptance criteria

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System evaluation

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System performance

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Testing

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Validation

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Quality control

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Quality assurance

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Maintenance activities

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Maintenance issues