Top 20 tricky Core Java interview question and answer | Mock interview 2 to 6 years experience

In this video Top 20 tricky core java question and answer as been discussed. These question are asked in top MNC and product based companies. 1st round of technical interview mostly have these type of core java question. Candidate with 2 to 6 years of experience will mostly face these type of question in their interview. Watch it, gain knowledge and crack the interview. Ace core java interview by seeing this mock interview video. Most important part of this video is follow up questions and How to answer them properly in order to satisfy the interviewer. You can clearly understand the interviewer expectation. ------------------------ Questions: ------------------------ JDK VS JRE Vs JVM Can We declare constructor as final in Java? Can We declare parent class as private? How to call parent class constructor from child class? Can We overload main method? Can We overload static method? Order of execution of Static block, Instance block, Constructor, Main method? Why no static variable inside a method? Integer a = new Integer(5) Integer b = new Integer(5) a == b //false How to create a immutable class in Java? What is try with resource? Difference between final, finally and finalize. Create a custom exception. Internal working of HashSet Difference between HashMap and LinkedHashMap How linked hash map maintain order of insertion? How to make class as key in hash map? Join this channel to get access to perks: https://www.youtube.com/channel/UCz7mVFVVcKA5XROsL5gRFYg/join -------------------------------------------- Get in touch: -------------------------------------------- Official Insta: https://www.instagram.com/weare_futens Follow me : https://instagram.com/pradeeshtet Join our group chat - https://t.me/joinchat/OISH8ojmwXQ4ZDJl Subscribe: https://www.youtube.com/channel/UCz7mVFVVcKA5XROsL5gRFYg