a) Business logic
b) Presentation
c) User interaction
d) Data access
Answer: d
Explanation: Many applications use an object-oriented language to code the business-logic layer, and use an object-oriented model of data, while the underlying database is a relational database.
Related Posts
What are the portability concerns founded in Seeheim model?
Which of the following is the main task accomplished by the user?
Which among the following are the functions that any system with a user interface must provide?
The _____________ system is widely used for mapping from Java objects to relations.
The _____________ layer, which provides a high-level view of data and actions on data.
Which layer deals which deals with user interaction is called _____________ layer.
Memory address refers to the successive memory words and the machine is called as ______________
Join The Discussion