Skillmine Technology Consulting Interview Questions, Process, and Tips

Build e-commerce website

The easy written test concluded at 11 o'clock, and the results were published at 4:15.

They requested a coding test for machine learning as well as a standard coding assessment that required writing extensive code to be completed within one hour.

Q1. Asked in detail about earlier projects
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Q2. What is microservice and what's the use of it?
Ans. 
Microservices are small, independent services that work together to form a larger application.
• Microservices allow for greater flexibility and scalability in software development.

• Each microservice can be developed, deployed, and scaled independently.

• Microservices communicate with each other through APIs.

• Examples of companies using microservices include Netflix, Amazon, and Uber.
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Q3. How we can secure microservices?
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Microservices can be secured by implementing authentication, authorization, encryption, and monitoring.
• Implement authentication and authorization to ensure only authorized users can access the microservices.

• Use encryption to protect sensitive data in transit and at rest.

• Implement monitoring to detect and respond to security threats.

• Use secure communication protocols such as HTTPS and TLS.

• Implement rate limiting to prev...read more
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Q4. Some spring boot annotation related questions like RestController
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Q5. About RestTemplate
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Q6. Questions about design patterns like Singleton and Factory pattern and scenarios where you can use these pattern.
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Q7. About Circuit breaker
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Q8. How you handle Exceptions in Microservice?
Ans. 
Exceptions in Microservices are handled by logging, returning error codes, and using circuit breakers.
• Log exceptions with relevant details for debugging purposes

• Return appropriate error codes to the client

• Use circuit breakers to prevent cascading failures

• Implement retry mechanisms for transient errors

• Use fallback mechanisms to provide a degraded service when necessary
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Q9. OOPs concepts like method overloading, overriding, abstract class, interface
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Q10. Cloud Technologies if used any.
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Yes, I have experience working with cloud technologies such as AWS and Azure.
• I have worked with AWS services such as EC2, S3, RDS, and Lambda.

• I have also worked with Azure services such as Virtual Machines, Blob Storage, and Functions.

• I am familiar with cloud deployment models such as Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS).
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Q1. What are the guidelines to follow to write better code.
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Guidelines for writing better code
• Follow coding standards and conventions

• Write modular and reusable code

• Use meaningful variable and function names

• Write comments to explain complex logic

• Test code thoroughly before deployment
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Q2. Any situation where you faced challenge and solved it by yourelf.
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Q1. Detailed discussion on Life cycle stages of Incident Management, KPIs, SLAs.
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