What is recursion in java?
Lead Java Developer Interview Questions
597 lead java developer interview questions shared by candidates
1. System Design Youtube 2. Microservice communication (in depth) 3. Java Stream API 4. Handle duplicate call
very basic java question
They focused mainly on scalable Java backend architecture, microservices design, concurrency handling, performance optimization, system design decisions, and experience leading development teams in production environments.
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1. Solid principles 2. Singleton pattern, in case if we pass hashmap- map can be altered and it will destroy singleton, how to handle that 3. How to create threads 4. How to execute 10 threads at a time 5. How to create global exception class 6. When to use arraylist and linkedlist 7. Completable in java 8 8. What's changed in hashmap in java 8 9. Deep copying and shallow copying 10. Use of volatile keyword in java 11. Programming a. String ="I love programming" -we need to count the length and arrange it in desc but that should be return as string using stream api b. List in = Arrays.asList(1,3,7,0,6,7,8,0); need to sort this and put only 0 at first and let the remaining stay as it is using stream API
What's the use of lambda in your project?
Design patterns you used and scenario?
Coding challenge - writing a function
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