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Computer Interview Questions Answers

J2EE Interview Questions Answers

Question - 31 : - What is EJB server provider ?

Answer - 31 : - A vendor that supplies an EJB server.

Question - 32 : - What is HTML ?

Answer - 32 : - Hypertext Markup Language. A markup language for hypertext documents on the Internet. HTML enables the embedding of images, sounds, video streams, form fields, references to other objects with URLs, and basic text formatting.

Question - 33 : - What is "application configuration resource file" ?

Answer - 33 : - An XML file used to configure resources for a Java Server Faces application, to define navigation rules for the application, and to register converters, Validator, listeners, renders, and components with the application.

Question - 34 : - What is comment ?  

Answer - 34 : - In an XML document, text that is ignored unless the parser is specifically told to recognize it.  

Question - 35 : - What is "archiving" ?  

Answer - 35 : - The process of saving the state of an object and restoring it.

Question - 36 : - What is enterprise information system ?

Answer - 36 : - The applications that constitute an enterprise's existing system for handling companywide information. These applications provide an information infrastructure for an enterprise. An enterprise information system offers a well-defined set of services to its clients. These services are exposed to clients as local or remote interfaces or both. Examples of enterprise information systems include enterprise resource planning systems, mainframe transaction processing systems, and legacy database systems.

Question - 37 : - What is EAR file ?

Answer - 37 : - Enterprise Archive file. A JAR archive that contains a J2EE application.

Question - 38 : - What is EJB module ?

Answer - 38 : - A deployable unit that consists of one or more enterprise beans and an EJB deployment descriptor.

Question - 39 : - What is EJB server ?

Answer - 39 : - Software that provides services to an EJB container. For example, an EJB container typically relies on a transaction manager that is part of the EJB server to perform the two-phase commit across all the participating resource managers. The J2EE architecture assumes that an EJB container is hosted by an EJB server from the same vendor, so it does not specify the contract between these two entities. An EJB server can host one or more EJB containers.

Question - 40 : - What is J2EE product provider ?  

Answer - 40 : - A vendor that supplies a J2EE product.  

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