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Session Bean: is a non-persistent object that provides some business logic running on the server. Session beans do not provide system break down. There are two kinds of session beans
1. Stateless session beans
2. Stateful session beans
Entity Bean: is a persistent object that presents object views of the data, generally a row in a database. They have the primary key as a unique key identifier. Multiple EJB clients can give each entity bean. Entity beans may provide system shutdowns. Entity beans can have two kinds of persistence
1. Container-Managed Persistence (CMP) - The container is responsible for providing the bean's state.
2. Bean-Managed Persistence (BMP) - The entity bean is responsible for giving its own state.
Message-driven Bean: is added with the Java Message Service (JMS) to give the ability to react as a message consumer and perform asynchronous processing between the message producer and the server.
No, java is not fully object oriented language due to it does not support "multiple inheritance" and "pointers" which are used in C++. But, by using Interfaces we can execute multi
Difference between HashMap and Hash table HashMap: It allow us to have null values and also one null key It is Unsynchronized. Iterator in HashMap is Fail-Safe.
Describe the relational operators in java? Java has six relational operators which compare two numbers and return a boolean value. The relational operators are , > , , >=
This assignment models a simplified delivery company. It is composed of the following departments: receiving which contains a list of packages to be delivered, shipping which ship
develop a one player multiple choice math game
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Fill in the necessary parts to create a GUI that uses the CardDeck class. In your GUI you should have a text field for each hand, two buttons and a text area. Your program s
What are the types of Dependency Injection Spring supports? Ans) there are two types of Dependency Injection Spring a) Setter Injection: b) Constructor Injection:
Indeed API integration and search bar fix (Java, Wordpress and PHP) I start a job portal on WP developed out of a customized template. We need an expert in integrating Indeed AP
Project Description: I am seeking a reliable programmer to do the following task. I want a CMS management system to remotely monitor the Android platform on the network the C
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