Java Training in Ludhiana Java is among the most popular programming languages out there, mainly because of how versatile and compatible it is. Java can be used for a large number of things, including software development, mobile applications, and large systems development. Core Java: Core Java is the part of Java programming language that is used for creating or developing a general-purpose application Core Java To develop general purpose applications. Without Core Java no one can develop any advanced java applications. OOP, data types, operators, functions, loops, exception handling, threading etc. It uses only one tier architecture that is why it is called as ‘stand alone’ application. Core java programming covers the swings, socket, awt, thread concept, collection object and classess pandasofts is the best institute of learning Java Language.