Oracle

I received a call from their HR. I had a couple of telephonic interviews that went well. After that, I was called to Bangalore. There, I had four technical interviews. Questions included data structure questions such as trees, graphs, and linked lis

First round of telephonic conversation, followed by extensive and in-depth face-to-face discussions.

There were a lot of rounds. I cleared till the 4th round, and still, a few more were left. Most of the rounds, they asked the same questions: singleton, threads, and the collection framework.