I was contacted by their talent acquisition team, and we had a short phone interview. After that, I was scheduled for a technical interview with the team lead. My interview was conducted over video conference due to the COVID-19 restrictions. A few days later, they informed me they were moving on with another candidate.

You are given an array with stock prices. You should write a function that returns the maximum profit you can earn from buying and selling the stock.

For example:

array = [90, 80, 100] max profit = 20 Explanation: You buy the stock at price 80 and sell at price 100, for a profit of 20.

What is the difference between a thread and a process?

What is Python's GIL and what are its implications?

Find the median for an array with values from a small set of numbers. The array can be very big, but the set of numbers is small.

Example:

Set = {1, 2, 3, 4} Array = {1, 4, 3, 3, 1} Median = 3