What is another term for data that is already contained in a database or a spreadsheet?

Duplicate data, inaccurate data, misleading data, and incorrect data are all problems associated with dirty data.

What is a logical data structure that details the relationship among data elements using graphics or pictures?

Which of the following creates, reads, updates, and deletes data in a database while controlling access and security?

In terms of big data, what includes the analysis of streaming data as it travels around the Internet?

What is the primary tool that retrieves information and helps users graphically design the answer to a question?

ETL, within a data warehouse model, stands for exit, track, and load.

What is a storage repository that holds a vast amount of raw data in its original format until the business needs it?

A data warehouse is a central location in which data is stored and managed.

What is the practice of gathering data and ensuring that it is uniform, accurate, consistent, and complete, including such entities as customers, suppliers, products, sales, employees, and other critical entities that are commonly integrated across organizational systems?