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. 7. The _____________ system is widely used for mapping from Java objects to relations.
A. Hibernate
B. Object oriented
C. Objective
D. None of the mentioned
Answer:A
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. 7. The _____________ system is widely used for mapping from Java objects to relations.
A. Hibernate B. Object oriented C. Objective D. None of the mentioned
Explanation: In Hibernate, the mapping from each Java class to one or more relations is specified in a mapping file. 8. Which among the following are the functions that any system with a user interface must provide?