Java Full Stack Developer Interview Questions 2024 Part-1

By | July 27, 2024
  1. What will happen when we make constructor is final?
  2. What are the functional interfaces introduced in java8?
  3. What is the default segment for Concurrent Hashmap?
  4. Map Vs FlatMap
  5. Can we do reverse the elements in Stream?
  6. Why do we need to override .hashCode() and .equals() methods
  7. Primary vs Qualifier
  8. Spring Boot Actuator uses?
  9. Transactions in Spring Boot
  10. How to call one service to Another Service in microservice?
  11. How can you deploy the app into the Docker?
  12. get vs load difference in Hibernate?
  13. Write a simple program on longest substring without repeating character

Ex: input: String str=“abcadx”, output should be: “bcadx”

14. Explain Service Discovery in Microservice?

15. Explain Circuit Breaker and Resilience in microservice?

16. If we convert json to java object is it serialization or deserialization?

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