Amazon Software Development Engineer I (SDE I) interview questions

What are the four pillars of OOPs in Java? Explain each with an example. (Abstraction, Encapsulation, Inheritance, Polymorphism). What is the difference between an abstract class and an interface?. Explain method overloading versus method overriding. What is a constructor, and how does it differ from a method?. What are the SOLID design principles?

I didnt get the offer, I fumbled during the first round of interview because of nerves, next 2 rounds went well, but wasn't enough. It was my first interview, exprience was neutral