Which of the following would be a 'black hole' error on a DFD?
A)A process has no input
B)A process has no output
C)A process has four inputs and only three outputs
D)Data moves directly from a data store from an external entity
E)Two processes send data flows to the same data store

Question

Quizplus · Accepted Answer

A black hole error occurs when a process has no output, meaning that data goes into the process but never leaves it. This can cause data to get stuck or lost in the system, creating a black hole.

Which of the Following Would Be a 'Black Hole' Error