Author Question: When developing a logical data flow diagram, a rectangle (or open rectangle) indicates: A) data ... (Read 151 times)

charchew · **on:** Jul 7, 2018

When developing a logical data flow diagram, a rectangle (or open rectangle) indicates:

A) data at rest.
B) data in motion.
C) an element in the environment of the system that sends or receives data.
D) a process component.

Question 2

When developing a logical data flow diagram, a circle indicates:

A) an element in the environment of the system that sends or receives data.
B) data in motion.
C) data at rest.
D) a process component.