Question

The data _______________ stores definitions of information types, identifies the primary and foreign keys, and maintains the relationships.

A. NoSQL spool Map
B. Reduction
C. Dictionary
D. Query language
E. Hadoop link

Answer 1

C: Dictionary

Step-by-step explanation:

The Data dictionary stores definitions of information types, identifies the primary and foreign keys, and maintains relationship between elements that are used in the control of access and for manipulating a database. It is usually a set of information that provides the description of a database's format, contents and structure.