A file-related matrix reveals that a file's data item A is used in six different reports,while data item B in the same file is not used in any report.The systems designer should consider
A) using both data items A and B.
B) deleting data item B and using only data item A.
C) using neither data item A nor B.
D) deleting data item A and using only data item B.

Question

Quizplus · Accepted Answer

Since data item B is not used in any report, it is safe to delete it. On the other hand, since data item A is widely used in six different reports, it should be kept in the file. Therefore, the best choice is to delete data item B and use only data item A.

A File-Related Matrix Reveals That a File's Data Item a Is