In reviewing the processes, procedures, and internal controls of one of your audit clients, Steeplechase Enterprises, you notice the following practices in place. Steeplechase has recently installed a new computer system that affects the accounts receivable, billing, and shipping records. A specifically identified computer operator has been permanently assigned to each of the functions of accounts receivable, billing, and shipping. Each of these computeroperatorsisassignedtheresponsibility ofrunning the program for transaction processing, making program changes, and reconciling the computer log. In ordertopreventany oneoperatorfromhavingexclusive access to thetapes and documentation, these threecomputeroperatorsrandomlyrotatethecustodyandcontrol tasks every two weeks over the magnetic tapes and the system documentation. Access controls to the computer room consist of magnetic cards and a digital code for each operator. Access to the computer room is not allowed to either the systems analyst or the computer operations supervisor.