Java Full Stack Developer Interview Questions

Java Full Stack Developer

Interviewed at Wells Fargo

3.5★

Jan 12, 2022

How do you read the Excel file contains 10 Lakh records of data efficiently

Full Stack Java Developer

Interviewed at Cognizant

3.1★

Oct 8, 2021

what is token? fibonocci program? joins in SQL? internships and projects? can we execute program without main()?

Full Stack Java Developer

Interviewed at Cognizant

3.1★

Dec 26, 2021

Core java questions, java 8, stream api, exception handling, collections , Spring Boot, collectors , Hibernate, full Hibernate connectivity, all basic spring boot and MVC.

Java Full Stack Developer

Interviewed at Mobileum

3.8★

Sep 1, 2021

java

Java Full Stack Developer

Interviewed at Oracle

3.5★

May 5, 2021

Spring boot

Full Stack Java Developer

Interviewed at Cognizant

3.1★

Jan 8, 2021

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

Java Full Stack Developer

Interviewed at MAERSK

3.8★

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

3.1★

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

3.1★

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