Java Keywords Java keywords are the reserved words which have a predefined meaning to the Java compiler. These predefined words cannot be used as a variable or object name or class name and if we use it we will get a compile error. List of Java Keywords : abstract: It is used to declare an […]
Access Modifiers In Java defines the scope of data member,variable,method class or constructor specifing security, accessibility of those elements based on access modifiers used. Four types of Access Modifiers in Java are Private,Default,Protected and Public Private: Access of a private modifier is only within the class and cannot be accessed from outside the class. Default:
Inheritance in Java is a process in which sub class inherits all the properties of super class(parent class).
In Java, garbage collection is a process of providing Automatic Memory Management by reclaiming the runtime unused memory automatically which destroy unused objects.
Static keyword belongs to class than an object(instance of class) and is used for memory management
Android Architecture or Android software stack is divided into five layers
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