Citicorp Software Developer Intern Interview Questions and Answers for Experienced

Round duration - 50 minutes
Round difficulty - Hard

Timing (10 am- 10:50 am)
For this round I had slightly more time than the last, due to the fact that the weekend fell in between.The interviewer was very very cool and helping this time, something which I kept at the last in my list of probable things that can happen during an interview. Duration of this round was around 50 minutes.

This time I had to face three technical questions and one general question on Finance banks.

• Q1. Pair Sum You are given an integer array 'ARR' of size 'N' and an integer 'S'. Your task is to return the list of all pairs of elements s...read more
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• Q2. Validate BST Given a binary tree with N number of nodes, check if that input tree is BST (Binary Search Tree) or not. If yes, return true, return false otherwis...read more
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Round duration - 35 minutes
Round difficulty - Medium

There was only one interviewer for this round. He continuously interacted with me and was giving me some good situational problems that were not very easy to answer. Basically those were open-minded questions which can be answered oth ways and that's why I found it quiet hard as per my nature but at the end things went well for me.

• Q1. Puzzle A noticeable aspect in this puzzles is the fact that there’s a circular misplacement, which implies if apple is wrongly labelled as Apple, Apple can’t be...read more
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Basic program with stream

• Q1. Microservice architecture
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• Q2. Crud operations
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