________ is a data entry input control that involves summing the first four digits of a customer number to calculate the value of the fifth digit,then comparing the calculated number to the number entered during data entry.
A)Validity check
B)Duplicate data check
C)Closed-loop verification
D)Check digit verification

Question

Quizplus · Accepted Answer

The given description matches the process of check digit verification, where the fifth digit is calculated based on the sum of the first four digits, and this calculated digit is compared to the one entered during data entry to ensure accuracy. Therefore, the correct answer is D) Check digit verification.

________ Is a Data Entry Input Control That Involves Summing