In the Gane and Sarson model,a rectangle that is missing its right vertical sides on a data flow diagram represents a:
A)data store
B)data flow
C)process
D)source/sink

Question

Quizplus · Accepted Answer

According to the Gane and Sarson model, a rectangle with its right vertical sides missing represents a data store. A data store is a repository of data that is used by processes to retrieve or update information. The missing sides indicate that the data store is not being directly accessed by any process or data flow, but is instead a passive component of the system.

In the Gane and Sarson Model,a Rectangle That Is Missing