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Hash Map is a data structure that stores key-value pairs and uses a hash function to map keys to their corresponding values.
Hash Map uses a hash function to determine the index of the key-value pair in the underlying array.
Collisions can occur when multiple keys hash to the same index, which can be resolved using techniques like chaining or open addressing.
Hash Map typically has a load factor threshold to determine whe...
I appeared for an interview in Jun 2017.
I applied via Naukri.com and was interviewed before Apr 2020. There were 4 interview rounds.
I applied via Campus Placement and was interviewed before Feb 2021. There were 4 interview rounds.
Technical MCQ on concepts of Computer Science (Programming, Database, etc)
Flow Chart - Aptitude Round
posted on 15 Jul 2022
I applied via Approached by Company and was interviewed before Jul 2021. There were 2 interview rounds.
Basic programming questions
I applied via Referral and was interviewed before Jan 2021. There were 3 interview rounds.
I applied via Recruitment Consultant and was interviewed in May 2021. There was 1 interview round.
I applied via Referral and was interviewed in Apr 2020. There were 5 interview rounds.
Normalization is a process of organizing data in a database to reduce redundancy and improve data integrity.
Normalization involves breaking down a table into smaller tables and establishing relationships between them.
There are different levels of normalization, with each level having specific rules to follow.
Normalization helps to prevent data inconsistencies and anomalies.
Examples of normalization include converting r...
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