Which data flow diagram symbol portrays a source or destination of data outside the system?
A)data flow symbol
B)external entity symbol
C)bubble symbol
D)file symbol

Question

Quizplus · Accepted Answer

The external entity symbol represents a source or destination of data that is external to the system being analyzed. It can represent a person, organization, or another system that interacts with the system being analyzed but is not part of it. The other symbols listed do not represent external sources or destinations of data.

Which Data Flow Diagram Symbol Portrays a Source or Destination