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8 Hibernate interview Q&As

FAQ Hibernate interview questions & answers are covered below.

Q1. What is an Object-to-Relational Mapping (i.e. ORM) tool?
A1. There are several ways to persist data to a database from your Java applications.

1) Direct JDBC SQL statements for the CRUD (Create, Read, Update, and Delete) operations. Direct JDBC is more SQL centric. You need to write all the SQL statements. This is covered in detail at JDBC Overview Interview Questions and Answers.

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8 JPA interview questions and answers

Q1. What is a JPA? What are its key components? A1. The process of mapping Java objects to database tables and vice versa is called “Object-relational mapping” (ORM). The Java Persistence API provides Java developers with an object/relational mapping (ORM) facility for managing relational data in Java applications. JPA is…

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Hibernate First & second level cache interview Q&As

Q. What is a first-level cache in Hibernate? A. First-level cache always is associated with a “Session” object. Hibernate uses this cache by default. You can’t turn it off. Hibernate caches the SQL statements like insert, update, delete, etc in the first-level cache. By default, Hibernate will flush changes automatically…

Q08 – Q15 Hibernate interview Q&As

Extends 15+ Hibernate interview questions & answers – Q1 – Q7. Hibernate interview questions & answers with diagrams & code snippets to not only prepare for the job interviews, but also to easily grasp the concepts Q9. Explain hibernate object states? Explain hibernate objects life cycle? A9. There are 3…

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