A DBMS reduces data redundancy and inconsistency by
A) enforcing referential integrity.
B) uncoupling program and data.
C) utilizing a data dictionary.
D) minimizing isolated files with repeated data.

Question

Quizplus · Accepted Answer

The minimizing of isolated files with repeated data reduces data redundancy and inconsistency by ensuring that each piece of data is stored only once, in one location, rather than being duplicated in multiple files. A, B, and C are also features of a DBMS, but they are not specifically designed to reduce data redundancy and inconsistency.

A DBMS Reduces Data Redundancy and Inconsistency by