Which of the Following Is a Query Language That Allows

question 78

Multiple Choice

Which of the following is a query language that allows users to manage, update, and retrieve data?

• A)XML
• B)DBMS
• C)SQL
• D)QBE

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Definitions:

P(Z < 3.00)

A statistical expression indicating the probability of a standard normal variable being less than 3.00.

P(Z > 1.9)

The probability that a standard normal random variable Z exceeds the value of 1.9, commonly used in statistical analysis to find tail probabilities.

Mean

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

Standard Deviation

A gauge that evaluates the breadth of fluctuation or spread of dataset values in relation to the central value.