Half of the programming world love java language. Java is an open-source with enormous features that make java convenient. Java is platform-independent, which gave rise to the concept ‘wora’ means one’s you’ve written your application, it can run across any device or machine. Out of all the features, java provides the programmer’s the concept of packages. What are Packages? Packages are an assemblage of classes, subpackages and interfaces categorized in divergent directories according to their functionality, usability, and the categories

Access Specifiers restricts access to classes, interfaces, methods, and fields in Java. It sets the domain of the specific Field, Method, or Class. In simple terms, the specifiers determine whether the particular method or field can be accessed by another sub-class or Class. Access Specifier and Access Modifier, both the terms are used simultaneously and, they mean the same thing.  Before we talk about Access Specifiers or Access Modifier type, first we need to understand what is the use of

JVM or Java Virtual Machine is a program that takes the Java byte code that is with a file.Class and converts the byte code into machine understandable language. Here byte codes indicate, a highly optimized set of instructions designed to be executed by the Java runtime system. JVM is also a significant part of JRE that is Java Runtime Environment. The other two parts of JRE are core classes and supporting files. We also know the applications of JAVA as WORA,