1.IOC container 2.Difference b/w @RestController &@Controller 3.HashMap working 4.DI 5.Synchronization 6.stashing 7. 3-coding questions
Senior Java Engineer Interview Questions
5,790 senior java engineer interview questions shared by candidates
Explain the different types of garbage collectors available in the JVM and their use cases (e.g., G1, CMS, Parallel).
What are CompletableFutures in Java, and how do they enable asynchronous programming?
What is the Java Memory Model, and how does it support multi-threaded applications?
In general about the experience.
L1 round they have asked about the Core Java Concepts in detailed form Like features, 2 programming questions and spring boot details. L2 round they asked about the spring boot detailed concepts and 1 programming questions.
circuitbreaker, service discovery,profiles, how to config db, ways to commuinicate b/w microservices, why microservices, how does springboot handle dependency injection, what is synchronization, functional interface in java, optional , arraylist vs linkedlist, internal working of hashmap, controller advice,garbage collection, finally, throw vs throws, how is security done in APIs, ci/cd, get even number from a string that has chars, ins and special chars
Java related.How hashmap works? How you can design cache?
No specified questions. Just basic questions and same to other interviews.
Print a given matrix in spiral form
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