A Data Entry Input Control in Which the Application Software

question 59

Multiple Choice

A data entry input control in which the application software sums the first four digits of a customer number to calculate the value of the fifth digit and then compares the calculated number to the number typed in during data entry is an example of a

• A) check digit verification.
• B) validity check.
• C) closed-loop verification.
• D) duplicate data check.

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