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Backend Developer Interview Questions
9,196 backend developer interview questions shared by candidates
1. To get alternating values from a list of lists 2. To implement Iterators 3. There was one more, but time was running out, possibly union of two solutions somehow.
Search for a number in an array having time complexity of O(log n).
Given a large list of words, cluster the anagrams together.
Given a string - write an algorithm that will check that all chars in the string are unique (no duplicate)
Write Rate Limiting Algorithm for your system
Given cost of traveling from one metro line to other. Calculate the cost of a user's travel journey. It was preferred to be implemented in golang.
Guarda questo codice Java che deve eseguire un recupero dati da DB, commentalo e dimmi cosa faresti per migliorarlo.
Q. Our MySQL service has a limit of 200 connection but as user grows requirement is for 300 concurrent connections.? and it is a single database system?
What is DAO
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