The Undo button will permit a user to undo up to 100 changes

Which of the following is NOT true in regard to back-end databases?

A) The back-end database cannot be on a shared drive with limited file permissions. B) The back-end database must allow the front-end database the ability to add and delete data to its tables. C) The back-end database can be stored in a central location where a company's technical support can ensure the data are protected and backed up regularly. D) Back-end databases allows the user, if given proper permissions, to modify the file to include objects for their individualized use.

Using good grammar, describe a benefit of using a layered model approach to networking

What will be an ideal response?