Numino Labs Interview Questions and Answers

Q1. General concepts about architecture, coding and other technical things.
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Q1. Project management skills, risk-mitigation
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Q1. In depth understanding of technical fundamentals
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Q1. Discuss the architecture of current project What are the main components used How was security implemented? How was the performance achieved ? How is the CI/CD pipeline works and how the application deploy...read more
Ans. 
The current project architecture includes main components, security implementation, performance achievement, CI/CD pipeline, and application deployment on prod.
• Main components used: microservices architecture with Docker containers, Kubernetes for orchestration

• Security implemented: TLS encryption, OAuth2 for authentication, role-based access control

• Performance achieved: load balancing, caching, database optimization

• CI/...read more
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Q2. Design a app which reads million of records from DB ? How to make sure that the java application is efficient and scalable in receiving million of request How to implements security How to improve the per...read more
Ans. 
Design a scalable Java app for reading millions of records from a DB efficiently and securely.
• Use connection pooling to handle multiple requests efficiently.

• Implement caching mechanisms to reduce the load on the database.

• Optimize SQL queries by using indexes, avoiding unnecessary joins, and limiting the data retrieved.

• Implement security measures such as encryption, input validation, and role-based access control.

• Use lo...read more
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Data structures, Algorithms, Basic string manipulation

Problem statements to solve

Q1. About projects and my contributions
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Q1. Paperwork and cultural fit
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They ask to solve 2 coding questions mainly on strings and arrays

Q1. General questions on OOPS, REST Api
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Q2. Polymorphsm, abstraction etc
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Q3. What are REST Api
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Q4. Few questions on js git ci/cd
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Q1. Family Background etc
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