Annotations in computer programming languages provide data about a program that is not part of the program itself by decorating them. They does not impact directly to the operation of the code to which they annotate.
In this section, you will learn about the java array length.
An abstract class is a class that is declared by using the abstract keyword
. It may or may not have abstract methods. Abstract
classes cannot be instantiated, but they can be extended into sub-classes.
Interface Vs Abstract Class
Main reason for the existence of interfaces in Java is: to support multiple inheritance. Languages supporting multiple implementation inheritance, an interface is equivalent to a fully abstract class (a class with only public abstract members).
JSP actions are XML tags that forces the server to directly use the server to the existing components or control the behavior of the JSP engine. JSP Actions are made of a usually (XML-based) prefix of "jsp" followed by a colon, followed by the action name followed by one or more attribute parameters.
In OOPs, these concepts are implemented through a class definition and achieved through the object creation process, programmatically.
The abstract Keyword
Abstract keyword used for method declaration declares the methods without implementations.
ACID is the short form of the four properties guaranteed by transactions: atomicity, consistency, isolation, and durability.
It is a process that transfers an enterprise bean from secondary storage to memory.
In java programming language, adapter class is used to implement an interface having a set of dummy methods.
Ant is a build tool based on java that provides better support in development of java applications. The applications developed by using the ant build tool resolves various cross platform issues.
An applet in java programming language is a small program that only runs under a Web browser. We can automatically download applet as part of a Web page.
An Application server is a server side program that is used to provide service to the client simply by recieving request and sending back response to the client. It is also known as appserver.
Acronym ACID includes four properties guaranteed by transactions: atomicity, consistency, isolation, and durability.
Authentication is the process of ensuring to some in order to access computer services, or that the provider of the service is actually who it claims to be. This types of services works on shared secrets like password or private key.
Authorization is the process that controls the access rights of principals (that is, persons, processes, and machines) to system resources in order to maintain integrity, confidentiality or availability constraints.
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