Which of the following best describes a centralized repository of information about data such as meaning, relationships to other data, origin, usage, and format?
A.
Meta-data
B.
Data dictionary
C.
Cross data
D.
DMBS
Explanation:
A data dictionary, or a metadata repository, is a centralized repository of information about data such as meaning, relationships to other data,origin, usage, and format. It is a tool used to centrally manage parts of a databaseby controlling the metadata within the database.