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Latest answer: The EJB architecture is an extension of Web
architecture. It has an additional tier. The clients of an enterprise bean can
be a traditional java application – an applet, a JSP or
servlet.................
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Latest answer: Component Pooling : An EJB component is a server
component that provides methods with business logic in distributed
applications. These methods are to be handled using Enterprise Java
Beans...............
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Latest answer: Java Beans: Java beans are reusable components
that can be used for customized user objects. Java beans adhere to two methods
known as setter and getter methods and one public constructor................
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Latest answer: Local interfaces, which improve the efficiency
of intra-container entity relationships - to access lightweight entities only
within the EJB container. The remote access overhead associated with remote
interface can be avoided with local interfaces, so that the tightly coupled
beans can communicate more efficiently...............
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Latest answer: .jar files: These files have .jar extension. A
.jar file contains .class files, resources like .java and property files. The
.jar file can be appended to environment variable CLASSPATH in order any java
application to access from remote package...............
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answer
Latest answer: EJB client JAR file: This file is used for
client projects. This file includes the .class files of the client. When
exported this project to client.................
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Latest answer: A deployment descriptor is a configuration file
for a web application or EJB application which is to be deployed to web or EJB
container...............
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Latest answer: The following are the invocation steps for EJB:
Step 1: Using JNDI, retrieve Home Object reference from Naming Service
Step 2: Send or return Home Object reference to the client....................
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