Case study

(Learning Objectives 2, 4: Explain the components of internal control; evaluate internal controls) Each of the following situations reveals an internal control weakness:

Situation a. In evaluating the internal control over inventory for the Williams Oil Services Company, an auditor learns that the warehouse receiving clerk is responsible for ordering parts for supply inventory use in drilling services, counts the inventory when received at the dock, records the receipts into the inventory ledger, and takes the annual inventory, No supervisor reviews the receiving clerk