What Is the Difference Between a Logical and Physical Data

question 35

Essay

What is the difference between a logical and physical data flow diagram?

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Definitions:

Units

Units refer to the individual components or quantities of a product, investment, or other items that are counted or measured.

Month

A unit of time, roughly based on the period of the Moon's orbit around Earth, traditionally used to measure durations of approximately 30 days.

Break Even

The point at which total costs and total revenue are equal, resulting in no net loss or gain.

Variable Cost

Costs that vary directly with the level of production or sales volume, such as materials and labor.