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Data engineer Interview Questions

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Case study

3 Answers

Could you please advise what was questions in both test and video interview?

Basic data manipulation.

And video had stats qs and clinical data case study. Don’t know if that is last stage.

How to choose emotions in like/dislike systems and any problems in the A/B test.

4 Answers

Let's say you finished developing a machine learning model and you are getting 95% accuracy. Should you be happy?

2 Answers

Does database view occupy the disk space.

2 Answers

lots of probability questions but they were not too hard

3 Answers

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Consider the following bit string 11?100 you need to write a method which can replace this question mark with 1 & 0 Output should be: 110100 , 111100 This should be implemented for N number of question mark each time replaced with 1 and then with 0

2 Answers

2) What is generally considered a trade-off in machine learning?

2 Answers

How do you evaluate model performance?

1 Answer

Consider a time series chart with a lot of ups and downs. How would you identify the peak points?

1 Answer

NLP challenge about finding semantic similarity of some 121 tweeter tags.

1 Answer
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