Create a dictionary which counts the number of characters in a word.
Data Scientist Internship Interview Questions
40,340 data scientist internship interview questions shared by candidates
When does Decision Tree preform better than logistic regression
I was asked some coding questions involving data manipulation with multiple tables
How would you build an algorithm to predict the age of jobseekers?
I was asked to lead a conference call with an external academic expert, to design a 'gamified' approach to the Walmart smartphone app, to structure and moderate a brainstorming session with several teams, to design a number of prototyping/testing programs, and asked many many questions. Remember, this all took place over one 9.5 hour session and another 5-day session!
A person using search engine to find something, you know nothing about her/him, nothing at all, how do you come up with am algorithm that will predict what she/he needs after the user types only a few letters ?
All interviewers asked about my projects. So i had to tell the exact same thing 5 times . It is such a waste of time. I am not sure what are they trying to assess . It seems like the hiring process is like a random coin toss. They didn't ask even a single question apart from my project. Also, to me it appears Microsoft has so many people who have been with the company for 15+years. May be there are really smart but they didn't appear to be energetic. My only advice would be not all teams are good at microsoft. Few teams i interiviewed in past had really smart and energetic people.
How can you find percentile? Write code
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 ?
How do you price Options? (Because I said my favourite subject at school was Option Pricing)
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