Data Scientists Interview Questions

54,376 data scientists interview questions shared by candidates

What related experience and knowledge do you possess that demonstrates you were able to provide a material solution that resulted in a successfully designed and manufactured product that met the customers operational requirement(s).
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Materials Scientist

Interviewed at Rolls-Royce

4.1
Apr 9, 2017

What related experience and knowledge do you possess that demonstrates you were able to provide a material solution that resulted in a successfully designed and manufactured product that met the customers operational requirement(s).

SoftDev : Python (I chose), you have an array of string sorted but with empty strings (e.g. ["abc","","","","cef","","","dej,""] and you want to know if an other string is in this array. How to do it with a complexity of O(log n) in general case ? Then how to find how many times it appears in this array ?
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Data Scientist Intern

Interviewed at Microsoft

4
May 9, 2017

SoftDev : Python (I chose), you have an array of string sorted but with empty strings (e.g. ["abc","","","","cef","","","dej,""] and you want to know if an other string is in this array. How to do it with a complexity of O(log n) in general case ? Then how to find how many times it appears in this array ?

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