I always felt that data science or machine learning interview preparation needs a practical oriented questions rather than theoretical question which seldom tests your knowledge on certain topic.
The quest to find such questions made me to prepare an eBook which is a 1200 long pages of pdf book which contains the questions and solutions on almost all the topics of data science and ML through real world scenarios.
Please go through the below link and click on the Preview to see the quality of the questions.
DS-ML-QuestionBank_Sample_pages.pdf
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