Each person has a different opinion or perception of what is difficult. Performing a comprehensive study on the open position and departmental roles and responsibilities in advance of the big day will minimize the unexpected questions and provide you with the confidence needed for a successful interview.
They asked questions about data structure, inheritance, the difference between agent-based simulation and discrete-event simulation.
What would your manager say about you?
How to implement a linked list in the language of your choice ? How do you reverse it ? How do you sort it ? How can you find if the list contains a loop in linear time ? without any memory allocation ?
Have you used [software not listed on job description]?
Tell me your weakness.
"Describe a time when you faced a significant challenge at work and how you overcame it."
do you have any data analytics experience
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.
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