Data Engineer Intern applicants have rated the interview process at Alcon with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 64.6% positive. This is according to Glassdoor user ratings.
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2 rounds(Since on campus placement)
round 1: Technical round which consisted of 3 questions of varying difficulty. My strong suit was C++ and python so i coded in C++ when TLE.
Round 2: Managerial round where my prior undergrad projects where explored and I was asked questions in detail.
Interview questions [1]
Question 1
Q1) an unsorted array is given. you need to find the element in majority(appears more than n/2 times).
Q2) Explain abstraction, hierarchy(part of OOPs)
Q3) pair up anagrams