question asked mainly from core java spring and bit of hibernate. question like oops concept exception handling data base join question spring and hibernate basic threading question basic only working of garbage collector. and question from projects what are the basic enviroment of project. any time you got stuck in project life cycle etc.
Q: Explain stringBuffer and it's implementations?
Q: Give 5 use cases of CyclicBarrier?
Basic Java questions & SQL questions
- Collections - ArrayList, LinkedList, HasMap - Heap and Stack memory - same hashcode same object? - how to debug a memory leak: heap dump
- Databases - Difference between relational and non relational - Indexes, downsizes
Basics of Java MVC Spring Boot
Have you worked with feature flag approach, could you elaborate? ...
partition/primary key, talk about your earliest roles/projects, leetcode task (medium), java related questions etc...
Describe Java technology stack you have experience working with.
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