1st Technical round:- Basic concepts of Core Java Abstraction, Encapsulation, Access Modifiers, Scope of Default, Scope of protected, wrapper classes use, string, string builder, string buffer, final, finally and finalize difference, collections, hashmap, hashtable, IoC Container, @steriotype, Component of spring boot, criteria ApI, Hibernate session, arraylist, linkedlist, comparable and comparator, qualifire in spring, Actuator in spring Boot, JPA and Hibernate, Dependancy Injection. some scenario based question about jpa and hibernate, Array list program. 2nd Round:- Features of java8 which feature you used in your project recently, Hierarchy of Exception Classes, exception types explain each with example, Immutable classes in java and how can we create, Hashmap internal working, Hash Collision How to handle or avoid, @primary in spring boot, @responseentity, spring boot layers, @restcontroller and @controller difference, Dependency Injection how to achive, @autowired, Design Patterns, Microservices services, SQL Selection query. HR Round:- How do you know about our company, Salary Expectation, Notice Period
