How to create a singleton class
Senior Developer Java Interview Questions
5,281 senior developer java interview questions shared by candidates
Tel me about challenging project
Asked on streams, OOPS concepts, 2 coding problems : 1) Longest non repetitive character substring in a string 2) Optimal path in tree. We should be coding in our laptop IDE while sharing the screen
They given me one scenario where we have Employee class and its properties. accroding to that given 2 to 3 programs on Employee class only.
Java Core, Objects, Instances, Interfaces
How did you resolve conflicts among your team members?
Core java related questions on topics - collection, multithreading, flatmap etc. Also questions on springboot testing and some conceptual questions
Spring Boot, Spring Cloud, Kafka, Design Pattern, 2 DSA question easy one.
Ways of creating thread. When to use runnable and when to use Thread. Abstract Class Instantiation of Abstract class Singleton classes Where singleton design can break? Custom class object as key in hashmap Identity hashmaps---equality is done using reference (==) Concurrent hashmaps--contains segments--1Sements = 1 Hasmap(Conceptually) Final class
JWT, Authentication,Spring security,Spring annotation and Java 8 program max slaary of employees group by department. Shallow copy and deep copy , transactional
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