The Central Zoo Maintains a Modest Information Systems Environment with a Server

Essay

The Central Zoo maintains a modest information systems environment with a server and a LAN that connects all of the zoo's departments. It maintains a relational database that includes data about its animals, employees, members, and about a variety of infrastructure entities including the animals' enclosures.
a. Devise a data security strategy for the Central Zoo, incorporating appropriate data security measures.
b. Devise a backup and recovery strategy for the Central Zoo.
c. While Central Zoo's database is not subject to heavy update activity, it is possible that two employees could try to update the same record at the same time. Devise a strategy that will avoid data problems when this happens.