J2EE is a Java platform designed for developing enterprise applications and includes the following technologies: Java Servlet and JSPJava Enterprise Beans (EJB)Java Persistence API (JPA)Java API for XML Web Services (JAX- WS)JavaMailJava Message Service (JMS)Java Transaction API (JTA)Java Naming and Directory Interface (JNDI)
What is J2EE?
J2EE (Java 2 Enterprise Edition) is a Java platform designed for developing enterprise-level applications. It provides a set of frameworks, APIs, and services to simplify the development and deployment of large, complex distributed applications.
What technologies does J2EE include?
J2EE encompasses a range of technologies, including:
- Java Servlets and JSP: used to create dynamic web applications.
- Java Enterprise Beans (EJB): Used to create component-oriented, portable business logic.
- Java Persistence API (JPA): Used to manage persistent objects and interact with the database.
- Java API for XML Web Services (JAX-WS): For creating and using web services.
- JavaMail: Used to send and receive emails.
- Java Message Service (JMS): Used to create and use message queues.
- Java Transaction API (JTA): Used to manage transactions.
- Java Naming and Directory Interface (JNDI): Used to find and access resources.
- Java Management Extensions (JMX): Used for monitoring and managing applications.
- Java Connector Architecture (JCA): Used to connect heterogeneous systems.
Together, these technologies form a powerful platform for building enterprise applications that are scalable, maintainable, and reliable.
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