Dassault Systèmes Software Engineer - Java Developer interview questions

1.Introduced please 2.can you explain OOps in real life I explained will examples as well as in coding but he wants answers which he only knows 3.What will happen if we copy interface method in abstract class Answered but he wants what he knows 4. Did you work on spring mvc ? Answered got response great 😂 5. Do you know java 8 and what are the major changes Answered functional interface , method references,stream predicte, Date and time api After 2 days I got a mail of rejection. I feel like I wasted my time . Even after answering all questions correctly I got rejected wow .

Strings, String Buffer/Builder, OOPs, Javascript,