basic behavioral question
Operations Research Internship Interview Questions
498 operations research internship interview questions shared by candidates
1. Previous work experience. 2. Technical questions on mathematical modeling. 3. Business process specific questions on Supply Demand planning.
methodologies used before in work
Formulate Supply Chain Network and Vehicle Routing Problem
Modeling optimization problems and machine learning algorithms
Facility location problem. Suppose there are n facilities to open and m customers to serve. We want to make sure each customer has at least one facility open within 4 hours. Formulate the problem to minimize the number of facilities to open, while satisfying the constraints.
Can you summarise the steps to deal with change requests for a model
Sorting algorithms and an easy question that I remember was from LeetCode.
Write a SQL query to rank scores. If there is a tie between two scores, both should have the same ranking. Note that after a tie, the next ranking number should be the next consecutive integer value. In other words, there should be no "holes" between ranks. +----+-------+ | Id | Score | +----+-------+ | 1 | 3.50 | | 2 | 3.65 | | 3 | 4.00 | | 4 | 3.85 | | 5 | 4.00 | | 6 | 3.65 | +----+-------+ For example, given the above Scores table, your query should generate the following report (order by highest score): +-------+---------+ | score | Rank | +-------+---------+ | 4.00 | 1 | | 4.00 | 1 | | 3.85 | 2 | | 3.65 | 3 | | 3.65 | 3 | | 3.50 | 4 | +-------+---------+
How many barbers do you think there are in the city of Philadelphia
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