How Do you implement observer design pattern? Which design patterns do you know? Which are the collections interfaces? Given the fibonacci sequence array, sort the array with all the odd numbers at the begining and the non even numbers at the end. Don’t use any temp array.
It took 2 hours for 1st and 1 hour for 2nd round. interview questions are asked on core java Spring REST etc. mainly on collection, strings, serialization and multithreading.
Write linked list? Algorithm to reverse a list
Basic Java questions
A time when you said something at work that other people didn't like / disagreed with
What is Garbage Collection?
Program a Hashmap. Code has to be in JAVA and compile.
Please, review the given Spring boot contoller!
What do you think is your greatest weakness and why is it your greatest one?
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