Applied Materials interview questions

I drove myself to the interview the day before. Met at 9:30 and was interviewed by 5 individuals back to back. Afterwards a gave a 15 minute presentation to 4 of the interviewers and they asked me questions about it.

First round was telephonic, 2 round was face to face and the 3rd round was HR. Cool, not many questions where asked.The q was very straight forward and general like previous company experience.Education & family background. Work experience. Achievements.Total no of experience in domain specific. The q was very straight forward and general like previous company experience. Education & family background. Work experience. Achievements.What is an ECR.What is an ECO.Difference between ECR / ECO.Core java questions.