Exotel interview questions

What type of features and project you have worked on, Please explain DSA question: You are given a string s and a list of strings wordDict representing a dictionary. Return true if s can be broken into a sequence of one or more words from the dictionary, separated by spaces. Suppose inventory system is there. Suppose a product has 1000 units and there are multiple buyers then how will you manage consistency when there are multiple buyers concurrently trying to buy some products ? write some psuedo code how will it work ?

Mostly DSA + problem-solving discussion. They focused a lot on approach, optimization, and edge cases.They mainly asked one DSA/coding problem and discussed the optimized approach around it.