I applied in-person. I interviewed at Johnson Controls (Bengaluru) in Mar 2019
Interview
Complete process was consist of couple of rounds. First round was based on core java, Second round totally based on data structure, Third round based on design and solution . And Then HR hopefully
Interview questions [1]
Question 1
Binary tree preorder without recursion. complete tree height calculation. code writing to produce out of memory error. Singleton impl etc