PeopleStrong Technologies Senior Recruitment Associate Interview Questions and Answers

Basic gocube test

Q1. Company work expectation and past experience questions
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Q1. The Question was based on applying statistical knowledge by providing a real life scenario of sampling and how to best choose the sample size without making it computationally expensive
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Q2. The Question was about the domain knowledge and what are the real hurdles we face in live project while trying to pitch aftersales to a new stakeholder
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It happened in Mettel platfrom, where there were 3 sections like any normal test but mostly focused on the role we are applying for

Q1. The question was based on the case study , where the team wants to explore the opportunity to expand the market share of drug
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Q2. Advanced SQL functions(Data Extractions), and Data manipulations on live DB
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Duration 1 hr around 60 questions

Q1. Find anagrams in a sentence
Ans. 
Identify anagrams within a given sentence
• Split the sentence into individual words

• Compare each word to every other word to find anagrams

• Store anagrams in an array of strings
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Q2. Find lca of a binary tree
Ans. 
The lowest common ancestor (LCA) of a binary tree is the shared ancestor of two nodes farthest from the root.
• Start from the root and recursively search for the nodes in the left and right subtrees.

• If one node is found in the left subtree and the other in the right subtree, then the root is the LCA.

• If both nodes are found in the left subtree, then the LCA is in the left subtree. Same for the right subtree.

• Repeat the pro
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Q1. Find duplicates in a string
Ans. 
Use a hash set to find duplicates in a string efficiently.
• Create a hash set to store characters as you iterate through the string.

• If a character is already in the hash set, it is a duplicate.

• Return the duplicates as an array of strings.
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Q2. Find the sum of the digits in a reverse order
Ans. 
To find the sum of digits in reverse order, reverse the number and then add the digits together.
• Reverse the given number

• Separate each digit of the reversed number

• Add all the digits together to get the sum
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Moderate DSA questions

Q1. ML related basic question.
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Q1. Project discussion and final round
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Data structure and algorithms

Q1. Related to the specific technologies
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Q1. Job profile, salary discussion, and company culture
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Q1. It's one to one round with interviewer
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Q2. ADF, SQL, Python, Spark, Azure
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Random SQL and python Questions

Q1. Questions on the selected tech stack
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