42 data stores are shown in a context diagram because data stores are external to the system.
Context Diagrams: An Explanation data stores are shown as elongated, flat rectangles (which in this example happen to be colored green) data flows are shown as arrows The agents or operators who perform the work are considered "inside the process," and as such are not shown. Fortunately, for context diagrams, you don't have to worry about data stores. IT Analysis/design ch. 5 Flashcards | Chegg.com Data stores are shown in a context diagram because data stores are external to the system. how a system transforms input data into useful info A DFD shows ____.
Data Flow Diagram Symbols, Types, and Tips - Lucidchart A data flow diagram shows the way information flows through a process or system. It includes data inputs and outputs, data stores, and the various subprocesses the data moves through. DFDs are built using standardized symbols and notation to describe various entities and their relationships. Data flow diagrams visually represent systems and ...
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