Sigmoid Interview Questions, Process, and Tips

Q1. Leetcode's Maximum Path Sum
Ans. 
Find the maximum path sum in a binary tree
• Use recursion to traverse the binary tree and calculate the maximum path sum at each node

• At each node, calculate the maximum path sum that includes the current node and return the maximum path sum that does not include the current node

• Update a global variable to keep track of the maximum path sum found so far
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Q2. Leetcode's sort 0 1 array in place
Ans. 
Sort an array of 0s and 1s in place without using extra space.
• Use two pointers approach - one for 0s and one for 1s.

• Swap elements at the two pointers until all 0s are on the left and 1s on the right.
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1 hour 2 questions leetcode easy

1 coding question, and basic MCQ

You will be given a medium lever coding question. Questions about databricks and azure if had an experiance.

Two DSA questions, you have to solve both with optimal solution.
1 could be from an array other could be a tree or stack.

Q1. Cloud experience, questions on Azure, AWS
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Q1. Managerial round, basic behavioural questions, why change, pros and cons of previous company.
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Mathametics and statistics besed on the subject .

This test also i interested.

Q1. I knlw the statistical technical skill.
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Q2. Data analysis with statistical tools
Ans. 
Data analysis involves using statistical tools to analyze and interpret data.
• Statistical tools help in summarizing and visualizing data

• They can be used to identify patterns, trends, and relationships in the data

• Common statistical tools include regression analysis, hypothesis testing, and clustering

• Statistical tools help in making data-driven decisions and predictions
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Normal aptitude questions

Q1. Nothing. All data science specific qsns
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