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I applied via Campus Placement and was interviewed before Sep 2020. There were 2 interview rounds.
I was interviewed before Jun 2020.
Hashmap is a data structure that stores key-value pairs and uses hashing to locate values based on their keys.
Hashmap uses an array to store the key-value pairs
The key is hashed to generate an index in the array
If two keys hash to the same index, a collision occurs and the values are stored in a linked list
Hashmap provides constant time complexity for insertion, deletion, and retrieval of values
I applied via Naukri.com and was interviewed before Jun 2023. There were 2 interview rounds.
I applied via Recruitment Consultant and was interviewed in May 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed before Jul 2022. There were 4 interview rounds.
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