Dell Technologies

Asked a simple DSA Question (leetcode Easy) : 2 Sum I explained all three approaches=> brute force (with 2 loops), better (with hashmap) follow up=> what if array is sorted i replied two pointers will be the approach with reduced space complexity as no hashmap what is horizontal and vertical scaling sql vs nosql (since i have mongodb in my projects) explain you projects, things that i have wrote in my resume related to projects (like what is express, why not other than express) HR (Round 2) well known hr questions why dell? a situation where you have a conflict with a teammate, how u handled? why should we select you do you have any questions for us verdict-> selected tips-> just be yourself, study your projects well, if you don't know something, dont bluff. act calm, and be confident.