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I applied via Naukri.com and was interviewed in Aug 2023. There were 4 interview rounds.
I applied via Company Website and was interviewed before Sep 2021. There were 3 interview rounds.
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HashMap is a data structure that stores key-value pairs and provides constant time complexity for basic operations.
HashMap allows quick access to values based on their keys
Keys must be unique and values can be duplicated
HashMap is not thread-safe and requires synchronization for concurrent access
Java's HashMap implementation uses hashing to distribute keys across buckets
posted on 2 Jan 2021
I applied via Referral and was interviewed before Jan 2020. There were 6 interview rounds.
posted on 13 Dec 2024
Profit loss , number system, code decode
DDL stands for Data Definition Language, DML stands for Data Manipulation Language, and DQL stands for Data Query Language.
DDL is used to define the structure of database objects such as tables, indexes, and views.
DML is used to manipulate data in the database, such as inserting, updating, and deleting records.
DQL is used to retrieve data from the database using queries.
Examples: CREATE TABLE is a DDL statement, INSERT...
posted on 5 Dec 2024
All aptitude type questions as well as core computer science subject questions comes
I applied via Campus Placement and was interviewed in Nov 2024. There was 1 interview round.
On python and sql coding.they ask simple to complex questions
I applied via Referral and was interviewed before May 2023. There were 3 interview rounds.
There were 3 rounds for data science consultant position at Equifax. 1st round consists of Python and SQL questions and also in this round they have tested analytical thinking as well.
In 2nd round they have asked me questions from my resume and asked me to explain the projects which I have worked on in previous company. In this round they have asked me pandas related questions and asked me write code.
based on 2 interviews
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