Kai Keoni Has Created Custom Statues Made Out of Scrap

question 43

Multiple Choice

Kai Keoni has created custom statues made out of scrap metal for over ten years.He lives above his shop in Martha's Vineyard,Maryland.Kai is an accounting fanatic and has kept detailed records of every statue he has ever created.For every sale,he obtains the customer's name and address,a description of the statue,and a picture of the statue sold to the customer.His unique style has recently attracted the attention of several celebrities.Ready to take his business to the next level,Kai has hired you to construct an accounting information system,which he wants modeled after his paper records.As you look over his records,you notice that some customer last names have different first names in different records.For example,R.Framington Farnsworth,Bob Farnsworth,and Snake Farnsworth all seem to be the same person.You explain to Kai that every customer must be identified by a unique customer number in the AIS.You are referring to the

• A) entity integrity rule.
• B) referential integrity rule.
• C) update anomaly.
• D) insert anomaly.

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Definitions:

Sample Mean

The average computed from a sample set of data, representing the central tendency or typical value of the sampled population.

Median

The middle value in a data set, which divides the set into two equal halves.

Extreme Values

Data points that are significantly higher or lower than the majority of a data set, often considered as outliers or anomalies.

Variance

A statistic that represents the extent to which a set of numbers is spread out, calculating the average of the squared differences from the Mean.