coding problem: palindrome leetcode problem
Java Software Developer Interview Questions
4,193 java software developer interview questions shared by candidates
easy to medium coding question, Java basic concept (OOP, abstract class vs interface, ...), Multithreading, exception handling, sql basics (differnt types of joins).
Basic questions you could find if you search "java interview questions" (new features in java 8, overriding vs overloading, etc.), and some questions in SQL as well (what are the types of joins?).
how concurrent hashmap works internally
What is difference between HashMap and LinkedHashMap?
What is reflective API , Multi threading concepts and questions
3 Approaches on tuning up system performance
Oops, multi threading, data structures, core java, advance java
How would you design a microservice to delete data records, where microservice will be triggered by expiration date of the records?
Oops concept.
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