Chapter 12, Problem 12.7CE12

Explanation of Solution

Process diagram for alternative b (Shared database based processing):

Explanation:

Here, the company build the complex system using shared database based processing. Using this system the company can send property descriptions to others via shared database that contains data on their properties and reservations. As tracking reservations is a common business task companies can license an existing application with this capability.

First role is listing offer and listing process. From the listing database, shared listings are prepared which are then transferred to shared listings database. From the shared listings database the listing descriptions are passed.

Next role is process listing in which listing descriptions are used to create customer emails...