Full Stack Java Developer Interview Questions

Full Stack Java Developer

Interviewed at Cognizant

3.6★

Jan 8, 2021

1.Difference between soap and REST ?? 2.which is preferable json or XML?

Java Full Stack Developer

Interviewed at MAERSK

3.4★

Jun 26, 2019

What is REST Java streams complexity of Hashmap Why lambda Observer design pattern code code for producer consumer.

Full Stack Java Developer

Interviewed at Hexaware Technologies

3.7★

Sep 17, 2024

What is OOPS and explain it

Full Stack Java Developer

Interviewed at Cognizant

3.6★

Oct 10, 2025

There were mostly question on java and questions related to the course we had done

Full Stack Angular and Java Springboot Developer

Interviewed at Cognizant

3.6★

Oct 7, 2024

Angular ------- 1. Pass data between components 2. Pass data if there is no relation between components 3. how to get the query string in component 4. RxJs in Angular 5. how you implement unsubscribe method in observable Java --- 1. Feature used in Java 8? 2. Completable Future? Spring Boot ------------ 1. Connect two dbs & use one instance at runtime 2. if there is 3 service with 3 DB & if one goes down, how to rollback the operation

Full Stack Java Developer

Interviewed at Barclays

4★

Jun 9, 2018

1. AnguarJS basic 2. Java Basic Algo, reverse string, 3. Multi-Threading

Java Full Stack Developer

Interviewed at Deloitte

3.8★

Jan 6, 2021

The internal implementation of hasMap.

Full Stack Java Developer

Interviewed at Deloitte

3.8★

Dec 2, 2024

Why do you want to work at Deloitte?

Full Stack Java Developer

Interviewed at Deutsche Bank

3.8★

Dec 11, 2024

SQL queries, oop, html and project based questions

Full Stack Java Developer

Interviewed at Deloitte

3.8★

Apr 7, 2021

java related questions mostly