Question: Assume D 1 and D 2 are the same data store. in the level - 0 diagram, the data store, Class Roster, does not have

Assume D1 and D2 are the same data store. in the level-0 diagram, the data store, Class Roster, does not have the data flow, Scheduled Classes, flowing into it, rather this data flow connects processes 2 and 3, thus these DFDs are not balanced

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