What are the J2EE components?

What are the J2EE components?

J2EE applications are made up of components such as JavaServer Pages (JSP), Java servlets, and Enterprise JavaBeans (EJB) modules. These components enable software developers to build large-scale, distributed applications.

What are the 4 components of J2EE application?

The four J2EE application components are: Client tier, Web tier, business tier and enterprise information system (EIS) tier.

What are the components of Web container in J2EE?

Web components and their container run on the J2EE server. Application client container Manages the execution of application client components. Application clients and their container run on the client. Applet container Manages the execution of applets.

What are the 3 types of J2EE modules?

3) What are the four types of J2EE modules?

  • Application Client Module.
  • WEB Module.
  • Enterprise JavaBeans Module.
  • Resource Adapter Module.

What are J2EE concepts?

J2EE (Java 2 Platform Enterprise Edition) is a platform-independent environment used for configuring web-based enterprise applications. It contains several API, protocols, and run time environment for the development of network-based web services.

What are the J2EE components Mcq?

The J2EE specification defines the following J2EE components: Application clients and applets are client components. Java Servlet and JavaServer PagesTM (JSPTM) technology components are web components. Enterprise JavaBeansTM (EJBTM) components (enterprise beans) are business components.

What are types of J2EE clients?

Types of J2EE Clients

  • Web (HTML) clients: Clients that access J2EE services through the Internet HTTP protocols.
  • Device clients: Clients that access J2EE services through hand-held devices and mobile phones using J2ME, WAP, and/or other technologies.

What is EJB container in J2EE?

The EJB Container Enterprise beans (EJB components) are Java programming language server components that contain business logic. The EJB container provides local and remote access to enterprise beans. There are three types of enterprise beans: session beans, entity beans, and message-driven beans.

What is J2EE architecture?

J2EE Architecture is made up of three tier, such as the client tier that is used as an interactive medium for the end user or the client & consists of web clients and application clients, the middle tier that is used for defining logical functioning units & consist of web components and EJB components, and the …

What are J2EE modules?

A J2EE module is an archived collection of one or more components targeted for the same container upon deployment. You can create a Web Application module, or an EJB JAR module that contains J2EE and an iAS-specific deployment information saved to XML files.