What Does Extraction,transformation,and Loading Mean

question 224

Multiple Choice

What does extraction,transformation,and loading mean?

• A)It is a process of entering data,tracking data,and loading it into a database
• B)It is a process that extracts information from internal and external databases,transforms it using a common set of enterprise definitions,and loads it into a data warehouse
• C)It is a process that is performed at the end of the data warehouse model prior to putting the information in a cube
• D)It is a process that is performed at the beginning of the data mining model

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Definitions:

Activity-based Costing

A costing methodology that assigns costs to products or services based on the activities that go into making them, aiming to provide more accurate product costs.

Service Quality

The evaluation of how well a delivered service matches the customer's expectations, often a key factor in customer satisfaction and loyalty.

Factory Overhead

All manufacturing costs that are not directly associated with specific product units, including maintenance, utilities, and equipment depreciation.

Small Table Lamps

Portable lighting devices designed for placement on tables, providing localized light; often used for decoration or task lighting.