Case 11-1 Your colleague Jason is trying to clarify the three-tier program structure to you and he thinks that providing some practical examples will make it easier to explain it to you. In the same fundraising database, which tier does Jason tell you contains the code that allows you to save donations to permanent storage, or to open a record for a donor listing all of her gifts to the institution?
A) persistence
B) presentation
C) business
D) record

Question

Quizplus · Accepted Answer

The persistence tier is responsible for handling the storage and retrieval of data in the database. Therefore, the code that allows you to save donations to permanent storage and to open a record for a donor listing all of her gifts to the institution would be found in the persistence tier.

Case 11-1 Your Colleague Jason Is Trying to Clarify the Three-Tier