Mobisec Technologies interview question

Technical MERN Stack Questions: 1) Redux Architecture 2) React Lazy Loading 3) How do you handle authentication in a MERN stack application? 4) How do you handle concurrency and parallelism in backend systems? Discussed techniques like threading, multiprocessing, and asynchronous programming. 5) What is a microservices architecture? Discuss its advantages, challenges, and when you would choose to implement microservices over a monolithic architecture. 6) Discuss different caching strategies for improving backend performance. When would you use in-memory caching (e.g., Redis) vs. CDN caching?