Category Archives: Java J2EE Interview Questions

What is document | Java J2EE Questions

In general, an XML structure in which one or more elements contains text intermixed with sub elements.

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What is distributed application | Java J2EE Questions

An application made up of distinct components running in separate runtime environments, usually on different platforms connected via a network. Typical distributed applications are two-tier (client-server), three-tier (client-middleware-server), and multitier (client-multiple middleware-multiple servers).

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What is digest authentication | Java J2EE Questions

An authentication mechanism in which a Web application authenticates itself to a Web server by sending the server a message digest along with its HTTP request message. The digest is computed by employing a one-way hash algorithm to a concatenation … Continue reading

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What is destination | Java J2EE Questions

A JMS administered object that encapsulates the identity of a JMS queue or topic. See point-to-point messaging system, publish/subscribe messaging system.

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What is deployment descriptor | Java J2EE Questions

An XML file provided with each module and J2EE application that describes how they should be deployed. The deployment descriptor directs a deployment tool to deploy a module or application with specific container options and describes specific configuration requirements that … Continue reading

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What is deployment | Java J2EE Questions

The process whereby software is installed into an operational environment.

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What is deployer | Java J2EE Questions

A person who installs J2EE modules and applications into an operational environment.

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What is delegation | Java J2EE Questions

An act whereby one principal authorizes another principal to use its identity or privileges with some restrictions.

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What is declarative security | Java J2EE Questions

Mechanisms used in an application that are expressed in a declarative syntax in a deployment descriptor.

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What is declaration | Java J2EE Questions

The very first thing in an XML document, which declares it as XML. The minimal declaration is . The declaration is part of the document prolog.

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