Question 1Sources of information include:1 pointWitnesses to an act of fraud.Surveillance by private detectives.Surveillance by police officers.All of the above2.Question 2A fraudster erases files from his hard drive. This is an example of data alteration.1 pointTrueFalse3.Question 3What might be an explanation for accounts receivable (what your customers owe you) to have increased by 20%, based on a year ago, while bad debt expense (what your customers cannot pay) increased 50% (Select all that are feasible):1 pointThe sales department began to selling to customers that are not creditworthy.Inventory costs are increasing, leading to the increase in sales.An employee “sold” and shipped items to himself, then wrote off the debt.4.Question 4Which is the following statements with regard to the WorldCom fraud is NOT accurate?1 pointTop WorldCom management, trying to show increasingprofits, in a competitive and turbulent market, resorted to demanding themanipulation of accounts through a series of adjusting journal entries.WorldCom continues to be known as a classic case offinancial statement fraud.The central part of internal auditor Cynthia Cooper’s WorldCominvestigation involved “big data” analysis in order to avoid having to manuallyreview documents.There were many warning signs of problems at WorldCom,but ultimately, tips investigated by internal auditors brought the fraud intothe open.5.Question 5Considering Benford’s law/analysis, which of the following statementsis NOT accurate?1 pointBenford analysis is a data mining tool based on statistics.Benford analysis works on any numerical data set.Frank Benford was a physicist in the 1920s.For Benford analysis, there must be no built-inmaximum or minimum values.6.Question 6When using red flags as a basis for further investigation:1 pointeach fraud will have some unique attributes.each fraud has common elements making identification easier.red flags prove of very limited value due to their massive number in day-to-day operations.All of the choices are correct.7.Question 7With regard to text analysis, which of the followingis NOT correct:1 pointData exists in many forms and in many locations.Public records, despite their availability, are not generally areliable source of information.Social media can lead to valuable information about individuals orbusinessesCompany policies often allow for search of personalelectronic devices such as smart phones and tablets8.Question 8Generally, what is the correct statement with regard to “big data”?1 pointAll industries are struggling with the concept of “bigdata.”Servers across the country process tens of thousandsof “big data” transactions each dayThe “big data” challenge today is how to effectively collect data.Predators exploit “big data” to commit some of the largest frauds inhistory9.Question 9Which of the following best describes text analysis?1 pointa systems-type approach to fraud detection relying on the text of the software code.an approach to infer meaning from words and phrases and the way in which they are used.a targeted approach to fraud detection that searches for emotion in text.data mining tools such as Access, ACL, or IDEA that identify obscure relationships.10.Question 10Which of the following is NOT a type of an analysis that is possible with big data?1 pointTiming or timelines of activitiesRatio analysisPattern identification and recognitionData sorts