Define Documentation
Narratives, flowcharts, diagrams and other written materials that explain how a system works.
Data Flow Diagram Symbols
Square = Data Sources Arrow = Data Flows Circle = Transformation Process Parallel Lines = Data Stores Triangle = Internal Control
Flow Chart Input/Output Symbols
Weird Rectangle = Document
Multiple W Rectangles = Multiple Documents
Sideways Shield = Electronic Output
Slanted Rectangle = Electronic Data Entry
Sideways Shield Connected to Slanted Rectangle = Electronic Input & Output Device
Flow Chart Processing Symbols
Rectangle = Computer Processing Trapezoid = Manual Operation
Flow Chart Storage Symbols
Cylinder = Database
Speech Bubble = Magnetic Tape
Upside-down Triangle = Paper Document
Parallelogram = Journal / Ledger
Flow Chart Flow / Miscellaneous Symbols
Straight Arrow = Document / Processing Flow Zig-zag Arrow = Communication Link Circle = On-page Connector Shield = Off-page Connector Stadium = Terminal Diamond = Decision Line = Annotation
Business Process Diagram Symbols
Circle = Start Bolded Circle = End Curved Rectangle = Activity in a Process Diamond = Decision Line = Flow Dotted Line = Annotation Information