What Is the Purpose of an Information Systems Audit

question 7

Multiple Choice

What is the purpose of an information systems audit?

• A) to determine the inherent risk factors found in the system
• B) to review and evaluate the internal controls that protect the system
• C) to examine the reliability and integrity of accounting records
• D) to examine whether resources have been used in an economical and efficient manner in keeping with organization goals and objectives

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Definitions:

Poisson Probability Distribution

A discrete frequency distribution which gives the probability of a number of independent events occurring in a fixed period of time or space if these events happen with a known constant mean rate and independently of the time since the last event.

Continuous Probability Distribution

A function that describes the likelihood of any outcome within a continuous range of outcomes occurring.

Poisson Distribution

A statistical distribution describing the probability of a given number of events happening in a fixed interval of time or space, assuming events occur with a constant mean rate and independently of the time since the last event.

Mean

The average of a set of numbers, calculated by dividing the sum of all the numbers by the count of numbers.