Nothing difficult, but didn't expect interviewer will be busy with the phone. During the final phase ,I felt that I'm UN-welcomed because the way one of the interviewer behaved. The other tried to "apologize" for him, but it made the interview less interesting for me and for the other interviewer.
Sliding window based coding question
What is the difference between monolith and microservice?
Mainly related to project Technical test on mcq,s and some array questions
OOP, System design, design pattern
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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