Mostly case based questions intended to see my ability to reason through the problems the team was facing at the time of my interview. Also some more technical coding questions.
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Questions based on various situations related
A gas station has 30 gallon of gasoline worth 1.20 per gallon and some worth 1.40 per gallon .how many gallons of the 1.40 brand must the owner mix in to produce gasoline that cost 1.28 per gallon
It's a phone interview about technical question. About how to generate all possible friendship given four tables with the "request", "accept","reject", and "remove" information.
What would be your approach to check if the overall acceptance rate has decreased from 60% in may'17 to 30% in sep'17
Q1. SQL Given tables: employees(id, unixname,team,role,days_since_started) projects(id,name,....) commits(id,file_path,proj_id,auth_id,timestamp) Find the number of unique employees per project per month? Q2. Imagine you have a CSV file: john_doe,android,ios,infra bob_law,is,backend jane_doe,frontend ------------------------------ Containing,for each employee, a list of projects he/she works on Write a script/function/else that reads data from CSV file and creates a data structure that stores, for each project, a list of employees who work on it.
How many dentist are there in the US?
Given a database of posts and a database of comments on those posts, how do you determine how many conversations are happening in the comments per post on average.
Statistical theory, case question
Most of the questions were regarding my work experience so far. And a few logic questions like what is the angle between the hours hand and minutes hand when the time is 3:15; How do I identify which switch corresponds to which light bulb when the switches are in one room and the bulbs are in another and given that I can enter the room with bulbs only once.
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