$1$ pts

Which statement regarding $\frac{3}{N}-$tier client server architecture is false?

Most of the processing logics reside in the user interface layer to speed up the server performance.

Databases are not directly exposed to external users. More layers of protection can be added based on the security needs to reduce risk.

The same database can be shared by different application programs and different user interfaces.

Changes in each layer are largely independent from one another and applications can quickly evolve to meet business requirements.