Persistent Systems job Trainee Interview Questions and Answers for Experienced

• Q1. DSA Question about linked list operation
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• Q1. Simple hr questions like your strength weakness , able to relocate
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Basic aptitude questions + some coding questions

Basic coding questions

• Q1. Javascript, libraries, sql
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Question on aptitude reasoning and verbal ability

Verbal listening and write test

• Q1. Canvas in js , svg
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• Q2. Cpp and java diffrence
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• Q1. Team leader quality
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• Q2. Any work you got appreciation for recently
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This round consisted of Aptitude and Computer Fundamental Questions.I don't remember exactly how many but I guess there were around 50 MCQ's. I might solved around 37+ correct questions.

This round consisted of 3 Coding Questions. 1 Easy Medium, 1 Medium and 1 Hard Question.Solved first two and passed only 3 test cases in the third question.

• Q1. This round lasted for only 15 minutes and the interviewer asked me Two Sum Problem. Explained from Naive to Most Optimized solution, i.e O(N^2) to O(N).Gave him...read more
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• Q2. Given an array find if there are two elements are present that sum to target, else return -1;
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• Q1. General HR Questions like Strengths, Weaknesses, About Company and bit about my family background.
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The coding round has 3 questions of easy-medium level .

• Q1. In what cases quick sort has worst case time complexity
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• Q2. How can you check whether the give string can become palindrome or not. You can apply unlimited operations.
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• Q3. How can you find middle element of linkedList in O(n)
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• Q1. Do you have any other offers , Why you want to join Nagarro?
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