Problem formulaiton reduce time complexity
Operations Research Scientist Interview Questions
85 operations research scientist interview questions shared by candidates
lots of questions around exact methods and local search methods, global search algorithms (GA), math modeling, optimization, etc. Mainly easy questions, but be careful that they look for specific answers they have in mind. Practice mind reading and black magic.
Most questions were related to Optimization from my previous experience i.e. How would you tackle non-linearity? What algorithms are you familiar with?
How to model the sudoku problem
It was a newsvender problem formulated to their inventory setting
Google what they did, what they are doing, and what they plan to do, and think about if there is any research topics related to those. It would help a lot. By the way, even if you are doing optimization, logistics/transportation/supply chain type of research, still, get some ideas about machine learning, data mining, analytics-type of stuff, it would help.
do you have any data analytics experience
Case Studies related to designing supply chain
LP and ILP based modelling questions. General SQL, R skills. Some ML/ Time-series based core questions.
What is MIP gap? Describe some methods for NLP problems.
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