Quiz 03 – Hibernate
Question 1 (1 point)
Saved
What annotation is needed to mark a class as an entity to be
mapped by Hibernate/JPA? Read the online documentation:
https://docs.oracle.com/javaee/7/api/javax/persistence/Entity.h
tml
Question 1 options:
a) @NamedQuery
b) @Table
c) @Id
d) @Entity
Question 2 (1 point)
Saved
Select all the states of an entity in Hibernate? (All or nothing
grading style, select the correct answers only.)
Question 2 options:
UPDATE_MODEL_VALUES
Detached
Transient
Validation
Persistent
Question 3 (1 point)
Saved
What is the name of the file which stores the configuration for
JPA? Hint: Look inside the src/main/resources/META-
INF folder of the sample project Example-
HibernateJPA given in Week 4.
Question 3 options:
a) hibernate.cfg.xml
b) context.xml
c) persistence.xml
d) web.xml
Question 4 (1 point)
Saved
What is true about the @Table annotation? Read the online
documentation:
https://docs.oracle.com/javaee/7/api/javax/persistence/Table.h
tml
Question 4 options:
a) If no @Table annotation is used, then default values are used, that is, the entity class MyEntity will be
mapped to the myentity table in the database if no @Table annotation is provided.
b) It allows you to define the name, schema, and catalog of the table for your entity mapping.
c) All answers are true.
Question 5 (1 point)
Saved
What does the annotation @Transient on a field or property of
an entity mean? Read online documentation:
https://docs.oracle.com/javaee/7/api/javax/persistence/Transie
nt.html
Question 5 options:
a) All answers are wrong.
b) It specifies that the field or property is to be mapped to a column on a table in the database.
c) It specifies that the field or property is not persistent.
d) It specifies that the field or property can be null.
Question 6 (1 point)
Saved
Which annotation is used to let Hibernate/JPA know that the
primary key field or property of an entity is auto-generated?
Read online documentation:
https://docs.oracle.com/javaee/7/api/javax/persistence/Genera
tedValue.html
Question 6 options:
a) @Column
b) @GeneratedValue
c) @Basic
d) @Id
Question 7 (1 point)
Saved
What is the name of the file which stores the configuration for
Hibernate? Hint: Look inside the src/main/resources folder
of the sample project Example-HibernateSE given in Week
4.
Question 7 options:
a) persistence.xml
b) web.xml
c) hibernate.cfg.xml
d) context.xml
Question 8 (1 point)
Saved
Hibernate uses JDBC to connect to the database.
Question 8 options:
a) True
b) False
Question 9 (1 point)
Saved
Which annotation is used to map an instance variable to its
column on a table in the DB. Read online documentation:
https://docs.oracle.com/javaee/7/api/javax/persistence/Column
.html
Question 9 options:
a) @Column
b) @GeneratedValue
c) @Id
d) @Basic
Question 10 (1 point)
Saved
Hibernate sits between the database and Java application. It
is an implementation of JPA.
Question 10 options:
a) True
b) False
