Accounting Information Systems
12-5
12.2 What internal control procedure(s) would provide protection against the following
threats?
a. Theft of goods by the shipping dock workers, who claim that the inventory
shortages reflect errors in the inventory records.
Inventory clerks should count and document goods (on paper or by computer) as they
leave inventory storage. Shipping personnel should be required to count and
b. Posting the sales amount to the wrong customer account because a customer
account number was incorrectly keyed into the system.
If the transactions are being entered online, closed loop verification could be used.
The system could respond to the operator entering the account number by retrieving
and displaying the customer’s name for the operator to review.
c. Making a credit sale to a customer who is already four months behind in making
payments on his account.
Up–to-date credit records must be maintained to control this problem. During the
credit approval process, the credit manager should review the accounts receivable