Java EE and EJB Quiz

The EJB container provides built-in support for managing transactions, ensuring that multiple operations across different components are either committed or rolled back atomically.

• TRUE

• FALSE

Entity beans are mapped to database tables and represent individual records or rows in the database.

• TRUE

• FALSE

EJBs encapsulate business logic and are managed by the EJB container, which provides services such as transaction management and security.

• TRUE

• FALSE

Entity beans can represent persistent data stored in a database, but they do not provide support for CRUD operations.

• TRUE

• FALSE

Message-Driven Beans (MDB) are used to process synchronous messages sent to message queues.

• TRUE

• FALSE

JMS supports only the point-to-point messaging model and does not provide support for publish-subscribe messaging.

• TRUE

• FALSE

Object-Relational Mapping (ORM) facilitates the translation between the relational model of the database and the object-oriented model of the application.

• TRUE

• FALSE

Entity beans represent persistent data stored in a database and provide object-relational mapping capabilities.

• TRUE

• FALSE

The EJB container is responsible for managing the lifecycle of EJB components, including their creation, activation, passivation, and removal.

• TRUE

• FALSE

JMS destinations can only be implemented as queues and do not support the concept of topics.

• TRUE

• FALSE