What is document root
The top-level directory of a WAR. The document root is where JSP pages, client-side classes and archives, and static Web resources are stored. Read more »
‘J2EE Interview Questions’ - KyaPoocha.com
What is DTD
Document type definition. An optional part of the XML document prolog, as specified by the XML standard. The DTD specifies constraints on the valid tags and tag... Read more »
What is durable subscription
In a JMS publish/subscribe messaging system, a subscription that continues to exist whether or not there is a current active subscriber object. If there is no active... Read more »
What is ebXML
Electronic Business XML. A group of specifications designed to enable enterprises to conduct business through the exchange of XML-based messages. It is sponsored... Read more »
What is EJB container
A container that implements the EJB component contract of the J2EE architecture. This contract specifies a runtime environment for enterprise beans that includes... Read more »
What is EJB context
A vendor that supplies an EJB container. An object that allows an enterprise bean to invoke services provided by the container and to obtain the information about... Read more »
What is EJB home object
An object that provides the life-cycle operations (create, remove, find) for an enterprise bean. The class for the EJB home object is generated by the container’s... Read more »
What is EJB object
An object whose class implements the enterprise bean’s remote interface. A client never references an enterprise bean instance directly; a client always references... Read more »
What is EJB server
Software that provides services to an EJB container. Example: an EJB container typically relies on a transaction manager that is part of the EJB server to perform... Read more »
What is enterprise bean
A J2EE component that implements a business task or business entity and is hosted by an EJB container either an entity bean, a session bean, or a message-driven... Read more »
What is enterprise bean provider
An application developer who produces enterprise bean classes, remote and home interfaces, and deployment descriptor files, and packages them in an EJB JAR file. Read more »
What is enterprise information system
The applications that constitute an enterprise’s existing system for handling company wide information.These applications provide an information infrastructure... Read more »
What is enterprise information system resource
An entity that provides enterprise information system-specific functionality to its clients. Examples are a record or set of records in a database system, a business... Read more »
What is Enterprise JavaBeans (EJB)
A component architecture for the development and deployment of object-oriented, distributed, enterprise-level applications. Applications written using the Enterprise... Read more »
What is Enterprise JavaBeans Query Language (EJBQL)
Defines the queries for the finder and select methods of an entity bean having container-managed persistence. A subset of SQL92, EJB QL has extensions that allow... Read more »
What is an entity
A distinct, individual item that can be included in an XML document by referencing it. Such an entity reference can name an entity as small as a character (for example,... Read more »
What is entity bean
An enterprise bean that represents persistent data maintained in a database. An entity bean can manage its own persistence or can delegate this function to its container.... Read more »
What is entity reference
A reference to an entity that is substituted for the reference when the XML document is parsed. It can reference a predefined entity such as < or reference one... Read more »
What is error
A SAX parsing error is generally a validation error; in other words, it occurs when an XML document is not valid, although it can also occur if the declaration specifies... Read more »
What is external entity
An entity that exists as an external XML file, which is included in the XML document using an entity reference Read more »