Hibernate quiz

Test your Hibernate knowledge with a free interactive quiz — 24 questions with answers and explanations. No signup needed to play.

What does `@OneToMany` describe?

1. What does `@OneToMany` describe?
2. What does `@Id` mark on an entity field?
3. What is Hibernate?
4. What is the difference between `FetchType.LAZY` and `FetchType.EAGER`?
5. What is a JPA "repository" (e.g. Spring Data JPA's `JpaRepository`)?
6. What is `hibernate.hbm2ddl.auto` (or Spring Boot's `spring.jpa.hibernate.ddl-auto`) used for?
7. What is a Hibernate/JPA "criteria query"?
8. What is a `Session`/`EntityManager` used for?
9. What does the Hibernate first-level cache (the persistence context) do?
10. What is a `SessionFactory` (Hibernate-specific) or `EntityManagerFactory` (JPA-standard)?
11. What is HQL (Hibernate Query Language)?
12. What is `@Transactional` (Spring) or a JPA `EntityTransaction` used for?

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