Explain the difference between overfitting and underfitting?
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How can you iterate over a list and also retrieve element indices at the same time?
What are the different performance metrics for evaluating Uber services?
You have two tables-the first table has data about the users and their friends, the second table has data about the users and the pages they have liked. Write an SQL query to make recommendations using pages that your friends liked. The query result should not recommend the pages that have already been liked by a user.
List the differences between supervised and unsupervised learning.
Why do you want to work at this company as a data scientist?
How would churn help predict and control churn for a customer?
Define the term deep learning?
Differentiate between supervised and unsupervised learning?
What is the common perception of visualization?
Define a sql query?
How do you use sql in sas, python, r languages?
How much ram do I need for data science?