This is an interview recorded with Krishna Gupta. Krishna is an experienced java developer having 3.9 years of experience. He has skills with Spring Framework, Hibernate , Java EE , Microservices, JMS, RabbitMQ and Spring Boot. All the questions we have discussed here can be followed by anyone who is having 1 10 years of experience. Freshers can also follow this interview as most of the questions asked are scenario based.

Here is the candidate profile

Name: Krishna Gupta
Profile: Java Developer
Years Of Experience: 4 +
Work Location: India
Keyskills: Java, Microservices, Spring, Spring Boot, Restful Webservices, Hibernate, JPA, Spring Data

This is another addition to our Java Interview Prep playlist which will help you to prepare for your upcoming java interview and particularly if you are a spring boot and microservices developer.

We will go through various of Microservices questions from Spring Cloud eg: Discovery service and Registration, Load balancing , Client side vs Server side load balancing, Handling failures in a Microservice environment. We have also covered Design patterns like circuit breaker, rate limiter, retry pattern in depth. We also have covered the microservices error and exception tracking related questions. Apart from this, various questions from spring boot and hibernate / JPA has been covered as part of this interview. Below is the timestamp for the same.



Timestamp
___________

Introduction 00:00:00

@Controller Vs @RestController 00:02:34

How a spring boot application bootstraps ? 00:04:51

REST API Best practices 00:08:22

Microservices interview questions : 00:23:50

Monolithic Architecture Vs Microservices Architecture 00:25:35

How to manage ip’s and servers in a microservices architecture 00:30:21

How Service Discovery and Registration works ? ( A problem Scenario ) 00:35:14

How Client side load balancing different then the Server Side load balancing ? 00:39:09

Is server side load balancing causes a single point of failure? 00:42:21

How to handle failure in a microservices environment ? 00:44:55

How the retry pattern works ? 00:50:13

How a block thread causes issue in a microservices environment ? (KT) 00:51:19

How to protect your microservices from random load? 00:58:46

Circuit Breaker design pattern Quick KT 01:01:09

Explain the Half open state of a circuit breaker in spring boot 01:06:39

How to track a slower Microservice which causes performance issue? 01:09:17

How to track exceptions in a microservices environment ? 01:13:48

Entity Object Vs Value Object When to use what ? 01:17:31

What is an one to one mapping and how to set up it with JPA/Hibernate ? 01:23:27

What is an exchange in rabbit mq ? 01:28:17

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Category
Spring Boot
spring boot interview questions
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microservices interview questions
Spring boot and Microservices interview questions for experienced