Please see attachment it is 4 problems
1. What is the purpose of a preventive control?
2. Give an example of a preventive control not involving separation of duties.
For the following questions, assume that the following procedures or controls are operating as intended.
Choose the best response. Some are better than others, and will be graded accordingly.
3. In a sales/accounts receivable system the original customer purchase order is sent to billing.
a. Describe an error or misstatement that this procedure helps to prevent.
b. Identify an assertion that your response to 3.a helps to achieve.
4. In a well-controlled purchases/payable system, the receiving department would not be responsible for posting the transactions to the inventory records.
a. Describe an error or misstatement that this helps to prevent.
b. Identify an assertion that your response to 4.a helps to achieve.
5. In addition to separating custody, recording and authorization functions from each other, there are other pairs of duties that should be separated.
a. Identify one pair of such duties.
b. For the pair of duties you identified in 5.a, describe briefly the error or irregularity it can prevent or detect.