Which of the following decisions made during the testing phase of a compliance audit requires the most judgment by an internal auditor?

An accounts receivable clerk receives cash payments, posts the payments to customer accounts, and prepares the daily cash deposit.
The clerk has been stealing some cash and manipulating the customer payments to hide the theft.
This fraud could be detected with which of the following controls?

According to IIA guidance, which of the following must internal auditors consider to conform with the requirements for due professional care during a consulting engagement?
1. The cost of the engagement, as it pertains to audit time and expenses in relation to the potential benefits.
2. The needs and expectation of clients, including the nature, timing, and communication of engagement results.
3. The application of technology-based audit and other data analysis techniques, where appropriate.
4. The relative complexity and extent of work needed to achieve the engagement's objectives.

Which of the following statements is true with regard to conducting an effective quality assurance and improvement program?

Which of the following scenarios best illustrates a rationalization as the root cause of potential fraud?