The Advantage of a Physical Data Flow Diagram (DFD) Versus

question 77

True/False

The advantage of a physical data flow diagram (DFD) versus a logical data flow diagram (DFD) is that we can concentrate on what activities a system is performing without having to specify how, where or by whom.

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Definitions:

API Gravity

A measure used to quantify the density of petroleum liquids relative to water, indicating how heavy or light the petroleum is.

Population Slope

The slope of the regression line that represents the relationship between two variables across the entire population.

Linear Relationship

A type of relationship between two variables where a change in one variable is associated with a proportional change in the other variable.

API Gravity

A measure of the density of petroleum liquids relative to water, used in the petroleum industry to classify oils.