J2EE Interview Questions and Answers

Answer - 11 : - A container that supports application client components.

Answer - 12 : - A software unit that consists of one or more classes and an application client deployment descriptor.

Answer - 13 : - A vendor that provides the Java classes that implement components' methods, JSP page definitions, and any required deployment descriptors.

Answer - 14 : - 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.

Answer - 15 : - The process of saving the state of an object and restoring it.

Answer - 16 : - A qualifier on an XML tag that provides additional information.

Answer - 17 : - The process that verifies the identity of a user, device, or other entity in a computer system, usually as a prerequisite to allowing access to resources in a system. The Java servlet specification requires three types of authentication-basic, form-based, and mutual-and supports digest authentication.  

Answer - 18 : - The process by which access to a method or resource is determined. Authorization depends on the determination of whether the principal associated with a request through authentication is in a given security role. A security role is a logical grouping of users defined by the person who assembles the application. A deployer maps security roles to security identities. Security identities may be principals or groups in the operational environment.  

Answer - 19 : - An authorization rule that determines who is permitted to access a Web resource collection.

Answer - 20 : - B2B stands for Business-to-business.