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What is java Jdk vs jvm Where did the variables created memory stored in java What is oops Pillars of oops with examples Encapsulation and abstraction same or not Scenerio There is an ATM and a person withdrawing the money the withdrawal will comes under encapsulation or abstraction Inheritance types Why multiple inheritance not possible in java What is SQL Say the commands in sql Difference between drop, truncate, delete What happens when we execute command Delete table tablename Coding Reverse a string Factorial of a number