1st round was technical interview on Coderpad 1. 3 SQL tables related to cvs health/ aetna members. 2. Python questions - Got stuck in converting data to appropriate datetime format. 3. Basic machine learning algo questions on - How to fix imbalanced data - What is Random forest - Difference between bagging and boosting - How to fix overfitting
I took the online assessment. It had two parts. First part was SQL questions and Second part was python data science part. Only MySQL was available and asked five different questions to get expected output using product related tables. In Python part, there were 2 questions. One was about cleaning up the table and another question was about apply machine learning model.
Previous projects and sql. Interviewer was less experienced person who brought incorrect sql tables. Customer table had payment id as primary key instead of customer id lolz.”
Explain lstm rnn adv and dissdv llm finetuning
SQL (join, group by window function) , Python (data manipulation), Statistics (A/B testing experiences)
Difference between random forest and decision tree
Algorithms, Python, SQL, basic ML question
Group strings in vector by anagrams
What are the fundamental assumptions of Linear Regression.
algorithm like biggest profit to buy and sell stock
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