Question

Why do databases make information sharing so much more efficient and accurate among multiple users of the same data?

Answer 1

First I think you need to ask this question: Do databases make information sharing more efficient and accurate among multiple users of the same data?

You can't answer the "why" question until you are sure of the basic question. You should be able to give examples of when database-sharing is efficient and accurate. If you cannot give examples of this type of activity's efficiency and accuracy, the original question is moot.

Answer 2

Databases are everywhere, both seen and unseen. What are some of the databases you interact with? Why do databases make information sharing so much more efficient and accurate among multiple users of the same data?