Circuit breaker implementation in Java: The service A calls service B and service C every time. If one service fails 3-times in 10 minutes ( or 20 seconds in the implementation) the next call will be blocked for 5 minutes (10 seconds in the implementation). There was given a simulation of remote method calls, I needed to implement only the execute() which calls the remote service if possible.
Backend Software Interview Questions
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Where do you see yourself in five years
Develop a backend api to simulate hotel bookings
1st Round: Question related to work experience. 2nd Round: 2 Coding problem and some set of theory questions taken by 2 panel members.
Some questions about database models and task improvements for different scenarios
Basic back end questions like: - the difference between TCP & UDP. - pass by reference vs pass by value - How to do authorization - Encryption vs Hashing
Return maximum number formed by reordering the digits in a given number 43525 --> 55432
Find the balanced index of an array (coding challenge).
Have you heard about Zalando?
Find the minimum value greater than a certain given value in a sorted array.
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