Which of the Following Is NOT an Advantage of Database

question 55

Multiple Choice

Which of the following is NOT an advantage of database systems?

• A) Redundant data
• B) Program-data independence
• C) Better data quality
• D) Reduced program maintenance

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Definitions:

Statistic

A characteristic or measure obtained from a sample of data, used to estimate the value of a population parameter.

Variance

A measure of how spread out a set of data is, calculated as the average of the squared differences from the Mean.

Variance

A statistical measure that tells us how dispersed or spread out the values in a dataset are around the mean.

Outliers

Data points that are significantly different from the majority of points in a data set, which could indicate a measurement error or a novelty within the data.