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Neustar Data Analyst Interview Questions and Answers
Neustar Data Analyst Interview Experiences
2 interviews found
Anonymous
I applied via Naukri.com and was interviewed in Nov 2021. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Python pandas sql just be thorough abt this
- Q2. Be confident they dont ask much difficult medium to easy level questions only
Interview Preparation Tips
I applied via Approached by Company and was interviewed before Sep 2021. There were 3 interview rounds.
(1 Question)
- Q1. Visualization use cases
- Ans.
Visualization is used to represent data in a graphical format for better understanding.
Identifying trends and patterns in data
Comparing data sets
Showing relationships between variables
Presenting data to stakeholders
Exploring data for insights
Creating dashboards for monitoring
Visualizing geographic data
Displaying complex data in a simple way
(1 Question)
- Q1. How do u use creative visualization
(1 Question)
- Q1. Why this company and
Interview Preparation Tips
Skills evaluated in this interview
Top trending discussions
Interview questions from similar companies
I applied via Company Website and was interviewed in Jul 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Complex sql scenarios and their results
- Ans.
Complex SQL scenarios and their results
Using subqueries to filter data
Joining multiple tables with complex conditions
Using window functions to calculate running totals
Pivoting data to transform rows into columns
Using recursive queries to traverse hierarchical data
Interview Preparation Tips
Skills evaluated in this interview
I applied via Company Website and was interviewed in Jun 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Self Introduction
- Q2. Salary Expectation
(1 Question)
- Q1. 14 questions in excel formulas
Interview Preparation Tips
Math , gk, english
AI
(1 Question)
- Q1. Ai questions , java questions , coding questions
(1 Question)
- Q1. Where do you see yourself in 5 years
Interview Preparation Tips
I applied via Walk-in and was interviewed before Mar 2021. There were 3 interview rounds.
Aptitude test
Current affairs
(1 Question)
- Q1. Puzzle , sql related questions
Interview Preparation Tips
(2 Questions)
- Q1. What is HashMap?
- Ans.
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
- Q2. It’s a collection framework.
Interview Preparation Tips
Skills evaluated in this interview
Srinivasa moorthy
(1 Question)
- Q1. Explain process in adf
- Ans.
ADF stands for Azure Data Factory, a cloud-based data integration service that allows you to create, schedule, and manage data pipelines.
ADF allows you to create data-driven workflows for orchestrating and automating data movement and data transformation.
You can use ADF to ingest data from various sources, process and transform the data, and then publish the data to different destinations.
ADF supports a wide range of d...
Skills evaluated in this interview
I applied via Company Website and was interviewed in May 2024. There was 1 interview round.
(2 Questions)
- Q1. SQL related basic theory questions
- Q2. SQL coding test
Interview Preparation Tips
- SQL
I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.
(1 Question)
- Q1. 3rd largest salary from each department(window function)
Interview Preparation Tips
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