A computer operator accidentally used the wrong master file when updating a transaction file.As a result,the master file data is now unreadable.Which control could best have prevented this from happening?
A) Internal header label
B) validity check
C) check digit
D) parity check

Question

Quizplus · Accepted Answer

Internal header labels can help ensure that the correct files are being used by verifying the identity of the file before processing, thus preventing the use of the wrong master file.

A Computer Operator Accidentally Used the Wrong Master File When