Using an ____ tool, data is extracted from multiple data sources, transformed, and loaded into a data warehouse after joining fields, calculating, and removing incorrect data fields.

ETL Testing - Quiz(MCQ)

TEL

ETL

LET

LTE

Correct Answer : ETL

Explanation : Using an ETL tool, data is extracted from multiple data sources, transformed, and loaded into a data warehouse after joining fields, calculating, and removing incorrect data fields.

Recently Updated in ETL Testing Questions

The following operations are performed during database testing :

Testing the database verifies if the column has any missing data.

During database testing, data values in columns are verified to ensure they are valid.

Tests are conducted on databases to determine whether primary or foreign keys are maintained.

All of the above

Correct Answer : All of the above

Explanation :

The following operations are performed during database testing:

* Testing the database verifies if the column has any missing data.

* During database testing, data values in columns are verified to ensure they are valid.

* Tests are conducted on databases to determine whether primary or foreign keys are maintained.