Capgemini Java Full Stack Developer Interview Questions and Answers

Q1. React common questions
Add your answer
Q2. Spring boot and microservices questions
Add your answer
Q3. Sql questions like second highest salary
Add your answer
Q4. Java streams interview questions like second highest
Add your answer

Q1. Core Java, Spring boot annotations, basic code flow, current role, angular basics
Add your answer

Q1. Db optimizations, performance enhancements, query optimization, how to handle huge data etc
Add your answer

Hacker Rank Test contains 40 questions (39 MCQ's + 1 coding question) - 39 questions include Java 8 features, microservices, React JS, Spring.
Coding question - will test concept of inheritance, collections and stream API.

Need to get more than 60%, to advance to next round.

Q1. What are the different annotations in Spring Boot
Ans. 
Spring Boot provides various annotations for different purposes.
• The @RestController annotation is used to create RESTful web services.

• The @Autowired annotation is used for automatic dependency injection.

• The @RequestMapping annotation is used to map HTTP requests to specific methods.

• The @Component annotation is used to mark a class as a Spring component.

• The @Service annotation is used to mark a class as a Spring service...read more
Answered by AI
Add your answer
Q2. Explain Routes and how it is handled in React js
Ans. 
Routes in React js are used to define the navigation paths and handle the rendering of different components based on the URL.
• Routes are defined using the React Router library

• Each route is associated with a specific URL path and a corresponding component

• When a user navigates to a specific URL, the corresponding component is rendered

• Routes can also have parameters that can be accessed in the component

• Nested routes can be
Answered by AI
Add your answer
Q3. What are microservices
Ans. 
Microservices are a software architectural style that structures an application as a collection of small, loosely coupled services.
• Microservices are independent, self-contained components that can be developed, deployed, and scaled independently.

• Each microservice focuses on a specific business capability and communicates with other microservices through APIs.

• Microservices promote flexibility, scalability, and resilienc...read more
Answered by AI
Add your answer

Interview was 30mins, and asked streams and annotations in java

Q1. Questions about Spring
Add your answer

Q1. Deep into spring
Add your answer

Q1. About SQL and quireis
Add your answer