Juan is using a file that is created by an older,legacy system.It is likely that the data is:
A)Unusable
B)In a proprietary format
C)In a standard format (like comma separated value)
D)Is sorted by customer's middle name
E)In an object-oriented structure like Ariel

Question

Quizplus · Accepted Answer

It is likely that the data is in a proprietary format because the system is old and legacy. This means that the file may only be readable by the original system or a specific program designed to access its contents.

Juan Is Using a File That Is Created by an Older,legacy