Given a string like 'abc', print out all the strings of combination of the same length as the original string. Like 'abc', 'acb', 'bca', 'bac', 'cab', 'cba'
Science Interview Questions
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In data scientist job, you can separate into three parts: Data Cleaning, Data Analysis, and Visualization. Which part would you prefer to do?
They focus a lot on their leadership principles and your resume
How to build a summary table out of a written-in-a-notepad-document table of cricket wins and losses by country. How to check the validity of an IP address string given some list of constraints.
Why did you use Random Forests instead of Clustering?
How do you find out trending queries/topics? How do you test a website feature i.e. given a set of webpages and few changes, how will you find out that the change works positively?
En quel animal vous réincarneriez-vous ?
Nothing was unexpected
- A Bays textbook example (fair and unfair coins) - Some python simple algorithm codes and calculating the complexity of the method - Some ML questions about different methods and how the learning happens and objective functions ....
You have a database of customer transactions and for some users you don’t have much data (1-2 transactions), and you want them to use Revolut’s services more. How would you analyse the data to do so, with such limited data on some users.
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