Java Inheritance is a fundamental concept in object-oriented programming (OOP) that allows classes to inherit properties and behaviors from other classes. Inheritance establishes a hierarchical relationship between classes, where a subclass (also known as a derived class) inherits the members of...
Java Methods A method defines the behavior of an object. The methods consist of modifiers, declaring a name for the method, data type that the method returns, parameters and a block of instructions that are executed when the method is executed....
Java Classes A class is a description of a set of objects and may contain one or more constructors to create objects. A class is defined by specifying instance variables, instance methods and through relationships with other classes. A Java class...
Java Objects An object of a class defined by attributes and behaviors. An object is an instance of the class. Attributes are characteristics that may change. Behaviors are actions that the object can do. Declaration An object is declared by writing...
Java Control statements The conditional instructions are instructions that tests whether a Boolean expression is true or false. If the condition is true then the java execute a set of instructions in the block. Java Control statements are: if-then if-then-else switch...