What does the acronym “ETL” stand for in the context of data warehousing?

Encode, Tokenize, Leverage
Estimate, Test, Label
Explore, Train, Learn
Extract, Transform, Load

The correct answer is D. Extract, Transform, Load.

ETL is a three-step process for loading data into a data warehouse. The first step is to extract data from the source systems. The second step is to transform the data into a format that can be loaded into the data warehouse. The third step is to load the data into the data warehouse.

Option A is incorrect because it does not include the step of loading the data into the data warehouse.

Option B is incorrect because it does not include the step of transforming the data.

Option C is incorrect because it does not include the step of extracting the data.