On the Client Side, the Objective Is to Generate an SQL

question 14

Multiple Choice

On the client side, the objective is to generate an SQL query that returns a correct answer in the least amount of time, using a minimum amount of resources at the server end. The activities required to achieve this goal are commonly referred to as _____ tuning.

• A) client SQL
• B) database SQL
• C) SQL performance
• D) DBMS performance

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Definitions:

Random Variable

A variable whose possible values are numerical outcomes of a random phenomenon, with each outcome having an associated probability.

Variance

Variance quantifies the spread of a dataset by measuring the average squared deviation of each number from the mean of the data set.

Mean

The arithmetic average of a set of numbers, calculated by adding up all the values and dividing by the number of values.

Probability

A quantitative measure representing the likelihood or chance of a particular event or outcome occurring.