JPA Query Hibernate Mapping HashMap Code Array list Code to remove duplicate
Software Engineer Java Interview Questions
4,195 software engineer java interview questions shared by candidates
Two to three coding questions Springboot & microservice scenario based questoins
basics on DS, oops, multithreading, springboot, restAPI, exceptions logic to find if number is odd or even without using * , / and + inheritance concept in depth - same parent class variables, methods used in child class - method overriding through inheritance all cases. internal working of hashMap, Hashset. Stringpool memory concepts. garbage collector, JVM.. platform independency.
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Some coding skills, Java 8 streams, Fibonacci algorithms, equals, and hashcode. Custom implementation of in-memory cache with LRU. It looks like they're very rudimentary in questions. They ask questions from very low level to high level. Expecting APIs to be precise and solution in 10 mins time. Their attitude is the key. Hard to work with them at least for me.
Write a SET programme in pair programming using a TDD aproach so expect questions as what we can optimize here, what can we test here, etc. What is V in MVC. What is REST. What is a recursive function.
Code to get substring of a string
Java basics questions from class to exception handling
in first round they mostly focus on core java question 1. what is system,out.println() 2.what functional and marker interface and lambda expression. 3. what is static and instance variable and var variable. 4. polimorpism. 5. exception handling question like try with resource and what try block. 6. list and set difference what is arraylist. 7. springboot basic annotation like restcontroller and controller difference. 8. hibernate question.
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