In the data flow diagram below,inventory is a
A)data store.
B)data source.
C)data flow.
D)data source and destination.

Question

In the data flow diagram below,inventory is a 
A)data store. 
B)data source. 
C)data flow. 
D)data source and destination.

Quizplus · Accepted Answer

Inventory is a data store, which means it is a repository for storing data permanently. Data stores are represented by two parallel lines in a data flow diagram. Alternatively, it is not a data source as it is not the origin of the data, nor is it a data flow which represents a movement of data between processes. It is also not a data source and destination, as it only stores data and does not receive or send data directly to other components in the system.

In the Data Flow Diagram Below,inventory Is a