If you wanted to find out information about why an attribute is needed in a database you should look in the _______.
A)SQL
B)QBE
C)data dictionary
D)ER diagram

Question

Quizplus · Accepted Answer

The data dictionary is a tool that provides information about the structure, content, and organization of a database, including the definition and purpose of each attribute. It is the most appropriate source for finding information about why a particular attribute is included in a database. SQL is a language used to manipulate and query data in a database, QBE is a graphical interface for creating SQL queries, and ER diagrams are used to visualize the relationships between entities in a database.

If You Wanted to Find Out Information About Why an Attribute