Hibernate Framework Hibernate Associations and Relationships

Question 1

Which annotation is used to define a one-to-many relationship in Hibernate?

Accepted Answer

@OneToMany

Answer

@OneToOne

Answer

@ManyToOne

Answer

@ManyToMany

Question 2

In a bidirectional one-to-many relationship, which side is considered the 'owning side'?

Accepted Answer

The 'many' side (child entity) with the foreign key

Answer

The 'one' side (parent entity)

Answer

Both sides share ownership equally

Answer

Whichever side is declared first

Question 3

Which annotation specifies the foreign key column name in a @ManyToOne relationship?

Accepted Answer

@JoinColumn

Answer

@JoinTable

Answer

@ForeignKey

Answer

@Column

Question 4

What does the 'mappedBy' attribute in @OneToMany indicate?

Accepted Answer

The field in the owning entity that maps the relationship

Answer

The name of the database join table

Answer

The cascade type for the association

Answer

The fetch strategy for loading child entities

Question 5

What is the default FetchType for a @OneToMany relationship in Hibernate?

Accepted Answer

FetchType.LAZY

Answer

FetchType.EAGER

Answer

FetchType.IMMEDIATE

Answer

FetchType.SELECT

Question 6

Which annotation defines a many-to-many relationship in Hibernate?

Accepted Answer

@ManyToMany

Answer

@ManyToOne

Answer

@OneToMany

Answer

@JoinTable

Question 7

In a many-to-many relationship, which annotation is used to define the join table and its columns?

Accepted Answer

@JoinTable

Answer

@JoinColumn

Answer

@ManyToMany

Answer

@RelationTable