The use of check digits
A) is highly unusual in today's EDP environment.
B) is very common because of the high reliability of this procedure.
C) eliminates using key verification as a control procedures.
D) eliminates using data editing routines as a method to detect errors.

Question

Quizplus · Accepted Answer

Check digits are commonly used in today's EDP environment because they provide a high level of reliability in detecting errors in data entry, transmission, and processing. They are not a replacement for other control procedures such as key verification and data editing routines, but rather an additional layer of error detection.

The Use of Check Digits