Metadata is data about the data, and it is the necessary information needed to understand and use data effectively. Where would the metadata about Customer and Product tables be stored?

The correct answer to the following question will be Option C (Data dictionary).

Explanation:

In this question, the option is missing. The option for the given question is given below:

A) Database Management system

B) Database

C) Data dictionary

D) Entity-relationship Diagram

Data Dictionary:

A data dictionary, as described in the IBM Computing Dictionary, is a "git repository of data information such as context, relationships with other records, origin, use, and structure." Oracle describes this as a set of metadata tables. It gives the definition of metadata which is nothing else data about data.

Option A and Option B do not define metadata that's why this option is not fruitful. Option D is the entity-relationship diagram it gives the diagrammatic representation between the entity it does not defines metadata that's why this option is not fruitful.

Hence Option C i. e "Data dictionary" is the correct answer.