A ____ contains at least all of the attribute names and characteristics for each table in the system.
A) data dictionary
B) relational schema
C) logical schema
D) join

Question

Quizplus · Accepted Answer

A data dictionary is a comprehensive list of all data elements, including their names, definitions, and characteristics. It contains all of the attribute names and characteristics for each table in the system. A relational schema describes the structure of the tables, while a logical schema describes how the data is organized and presented to users. A join is a method used to combine data from two or more tables based on a common field.

A ____ Contains at Least All of the Attribute Names