"For a user X, recommend 5 playlists they would like that they haven’t heard before. You can attempt this via SQL or any other programming language of your choice. Please explain your logic."
Asesor Cientifico Interview Questions
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# Q1: Write a function to intersect two *sorted* lists (find common elements) # Write a method taking two lists as input, and returning a new list # You can assume you have a reasonable array/list class available (ArrayList, vector, python list, etc) # Ex: # l1 = [1,2,3,4,5] # l2 = [1,5,7,11,100] # result = [1,5]
How to recommend the price for a new vacation rental.
A two-sample t-test question. Ask how to test launching an app works or not.
The first round questions included basic dataframe manipulations, a regex question on writing a pattern to identify specific phrase which could have any number of random words in between (eg. between high and calorie, there could be any number of words upto 4 eg. high word1 calorie, high word1 word2 calorie' etc). This also needed some basic preprocessings like handling unidecode errors, punctuations and numbers in a string. Another question was a probability based descriptive question and a easy question on coding to print numbers between 0 to 100 which were prime.
How would you balance precision and recall?
Do you have experience managing projects involving developers located on another continent?
How would one develop the Like, Love, Sad feature?
Tell me about a data related project you've worked on
Three ants are sitting at the three corners of an equilateral triangle. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. The probability that none of the ants collide = [ ? / ? ] Follow-up: k ants are sitting at the k corners of an equilateral polygon. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. The probability that none of the ants collide = [ ? / ? ] Count how many trailing 0 in (100!)
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