Explain Object oriented programming and explain Polymorphism in java ?
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I don't think it there was hard questions.
Given an array, output an array that the multiplication of every element except the current index
basic spring boot, core java and some DSA
Second question was not really a question but a very healthy session of pair programming where I was speaking and a senior developer was coding. He chose JAVA and we were creating a list data-structure (with add, count, delete) operations. The catch was that we were going to do it TDD style. So I guided him on what kind of test we can write and how to pass that test and so on. We kept doing it and in 45 minutes we had a very well tested working list data structure.
An enumerator is a class with getNextObject method. It encapsulates the container. Write an enumerator. Next, write a new enumerator called chained-enumerator which is initialized by two other enumerators. Finally, how would you make it work with N enumerators. I had to write the logic for getNextObject for the most part (and any other internal state I wanted to manage).
Find all the paths to reach a point B from point A, in a maze.
2 pointer String manipulation Basic behavioral and situational questions
are java and javascript the same?
LinkedList problem via Coderpad
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