Feasibility of applying audit data analytics

$1)$ Name a situation where you can use one of the tools$/$techniques we discussed today in your work.

$2)$ Discuss the frequency and perceived effectiveness of audit data analytics in real engagements with internal controllers and external auditors.

$3)$ How to deal with the economic limitations of using data analytic methods in audits?

$4)$ How can human and device competencies be created?