OOps concepts with real coding sepacialy inheritance,abstraction related, Diff b/w camparable and comparator, Hashmap and concurrentHashmap difference, collectiones diagram, String code, Spring Security
Sr Java Developer Interview Questions
5,566 sr java developer interview questions shared by candidates
Why work in HSBC? Microservice components (config-server, api-gateway, service-discovery)? Difference between a container and a VM? What happens with the following code?
What does immutable means? Also some about spring beans
Based on design pattern, guess the output, balance tree, array
Have you ever used the lock class (ReentrantLock)? Have you ever used CountDownLatch or Barrier?
Can a stream be reused? i.e. can you try to finalise a stream twice? i.e. can you call collect on a stream twice?
How do you find using annotations? Do you like it? What is the tradeoff?
How do you guarantee the security of the system?
How do you find Java's performance?
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