Amazon

I applied online. The process took 2 months. The overall flow was easy, first a recruiter contacts you through phone call, it is generally from US/UK and make sure that you pick that phone call on time. The recruiter will tell you about the timings

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 overridi

Technical Interview. It started with an introduction, then one project in-depth explanation. After that, the interview began. For 45 minutes, there were two hard-level questions. One was related to a Trie, and the other was an M-ary B-tree.