Q. Garbage collectors - which one to use when. Q. Concurrency questions / program to write. Q. Java fundamentals - collection, abstract classes/interfaces, functional interfaces, unit testing in Java Q. Puzzles such as design a lift system Q. How to identify memory leaks, tune JVM for performance optimisation - provide examples how to achieve that.
Write a quick sort algorithm
Easy java questions, some database questions, work experience
All oops concepts,java 8 ,hibernate ,spring basics ,springboot, rest apis , Microservices and junit
Questions were mainly focused on internal workings, code optimisations with expectations to get deeper insights
Questions about Servlets API
1. java related questions 2. system design related questions 3. multithreading in java related questions
How would you find out the number pet dogs in a city?
Find the number in aaray which is closest to zero
The real-time situation of how you would deal with a pair who is non-cooperating
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