java interface intellij inheritance abstraction constructor this-keyword method-override method-overloading super-keyword final-keyword

inheritance conditions data-types operators encapsulation variables constructors this-keyword method-overloading type-casting oops-in-java switch-statements loops-and-iterations super-keyword break-continue-statements method-overriding main-method data-types-vs-variables constrcutors-overloading encapslutation

inheritance constructors this-keyword nested-class static-keyword static-blocks super-keyword final-keyword method-overriding constructor-overloading default-constuctors parameterized-constructors instance-block