What is “application configuration resource file” ?
An XML file used to configure resources for a JavaServer Faces application, to define navigation rules for the application, and to register converters, validators,... Read more »
‘J2EE Interview Questions’ - KyaPoocha.com
What is “application component provider” ?
A vendor that provides the Java classes that implement components’ methods, JSP page definitions, and any required deployment descriptors. Read more »
What is “application client module” ?
A software unit that consists of one or more classes and an application client deployment descriptor. Read more »
What is “application client container”?
A container that supports application client components. Read more »
What is “application client” ?
A first-tier J2EE client component that executes in its own Java virtual machine. Application clients have access to some J2EE platform APIs. Read more »
What are the four types of J2EE modules?
1. Application client module 2. Web module 3. Enterprise JavaBeans module 4. Resource adapter module Read more »
Differentiate between .ear, .jar and .war files.
These files are simply zipped file using java jar tool. These files are created for different purposes. Here is the description of these files: .jar Files: These... Read more »
What are the contents of web module?
A web module may contain: a) JSP files b) Java classes c) gif and html files and d) web component deployment descriptors Read more »
What are the two important TCP Socket classes?
Socket and ServerSocket. ServerSocket is used for normal two-way socket communication. Socket class allows us to read and write through the sockets. getInputStream()... Read more »
What technologies are included in J2EE?
The main technologies in J2EE are: Enterprise JavaBeansTM (EJBsTM), JavaServer PagesTM (JSPsTM), Java Servlets, the Java Naming and Directory InterfaceTM (JNDITM),... Read more »
What makes J2EE suitable for distributed multitiered Applications?
The J2EE platform uses a multitiered distributed application model. Application logic is divided into components according to function, and the various application... Read more »
What is J2EE Connector?
The J2EE Connector API is used by J2EE tools vendors and system integrators to create resource adapters that support access to enterprise information systems that... Read more »
What is JAXP?
JAXP stands for Java API for XML. XML is a language for representing and describing text-based data which can be read and handled by any program or tool that uses... Read more »
What is JTA and JTS?
JTA is the abbreviation for the Java Transaction API. JTS is the abbreviation for the Jave Transaction Service. JTA provides a standard interface and allows you... Read more »
What is the EAR file?
An EAR file is a standard JAR file with an .ear extension, named from Enterprise ARchive file. A J2EE application with all of its modules is delivered in EAR file. Read more »