An internal auditor completed an audit of a bank's loan department and found all significant risks to be managed adequately through effective internal controls. Which of the following would be an appropriate conclusion to report to management?

Which of the following is a valid statement about the use of visual observations during an audit engagement?
1. Visual observations can be used to detect ineffective controls, idle resources, and safety hazards.
2. Visual observations can be used during both preliminary survey and fieldwork stages of the audit engagement.
3. Visual observations can provide unsubstantiated facts to management if the internal auditor believes the information is useful.
4. Visual observations can assist an auditor in determining if a material observation should be communicated through informal means to the organization's senior management.

According to IIA guidance, which of the following is least compliant with the requirements regarding an internal auditor's need for objectivity?

According to IIA guidance, which of the following practices by the chief audit executive (CAE) best enhances the organizational independence of the internal audit activity?

While reviewing first quarter sales transactions, an internal auditor discovered that 10 invoices for a new customer had not been posted into the accounts receivable subsidiary ledger. Those 10 invoices were listed in an error report automatically generated by the sales processing system. The system had rejected the invoices because the customer's account number was not found in the customer master file. In this scenario, which of the following controls was lacking?