What are the basic java concept

Question

The two main concept of java

Answer 1

Java is based on OOPs(object oriented programming)so its main concepts are abstraction,encapsulation, inheritance, polymorphism, execption handling,multithreading etc

Answer 2

⟹ What can we learn from Java HelloWorld?
https://www.programcreek.com/2013/04/what-can-you-learn-from-a-java-helloworld-program/

Answer 3

Please do the Java tutorial on Sololearn.

Answer 4

Java is based on OOPs(object oriented programming)and to know more you must need to do the tutorial