In a DBMS, an item that describes a portion of the elements of the record types and data items above it is called a
A)query language
B)subschema
C)Schema
D)DML

Question

Quizplus · Accepted Answer

A subschema is a subset of the schema that describes a portion of the data elements of record types and data items above it. It can be used by different users or applications to access different parts of the database without exposing the entire schema to them. This allows for greater security, flexibility, and customization of the database.

In a DBMS, an Item That Describes a Portion of the Elements