Data Warehouses Are Populated with Data Prepared by Extract,Transform,and Load

question 46

True/False

Data warehouses are populated with data prepared by Extract,Transform,and Load (ETL)systems.

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Definitions:

Specificity

The ability of a test or procedure to correctly distinguish those without a disease or condition from those who have it, often referred to in the context of diagnostic testing.

Preferred pH

The optimal acidity or alkalinity level at which an enzyme, organism, or biochemical process functions most efficiently.

Particular Substrate

A specific substance or surface that an enzyme or other active molecule acts upon to facilitate a chemical reaction.

Enzyme

Biological molecules that significantly speed up the rate of virtually all of the chemical reactions that take place within cells.