Top Microservices Interview Questions and Answers for 5 years of experienced | Code Decode | Tricky

In this video of code decode, we have explained Spring boot microservice interview questions for 5+ years of experienced candidates

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How to design and implement a Microservices?
Start with a monolith


Organize Your Teams the Right Way


Split the Monolith to Build a Microservices Architecture


Build Your Microservices Architecture for Failure


Emphasize Monitoring to Ease Microservices Testing


Use CI/CD to make deployment process easy


Can you please provide examples of situations where using microservices over monolithic systems and vice versa is a better choice?

Scenarios where monolithic architecture is preferred over microservice Architecture


Limited Complexity
Development Speed
Resource Constraints
Performance
Team Size
Learning Curve

Scenarios where microservice architecture is preferred over monolithic Architecture

Scalability
Flexibility
Development Velocity
Team Structure
Complexity
Maintenance

If your app is small, straightforward, and does its job just fine as one big piece (like a cake), there might not be a very good reason to go through the tricky task of splitting it into smaller pieces (like cupcakes). Instead, you can work on making your big cake better and adding more features to it to meet your business needs while keeping it easy to build and take care of.


How do you make sure a Microservices-based application can handle more users as it becomes more popular?

Load Balancing
Horizontal Scaling
Auto Scaling
Caching
Database Scaling
Asynchronous Processing


How to handle data consistency in a Microservices architecture?

Synchronous Communication
Asynchronous Communication
CQRS (Command Query Responsibility Segregation)
Event Sourcing
Distributed Transaction
Saga Pattern
Monitoring and Logging
Conflict Resolution


What is difference between SAGA and 2 Phase Commit? Which one will you prefer and why?



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