Value Hr First Consulting Data Analyst Interview Questions and Answers

Two coding questions related to matrices and heaps.

Q1. Python and SQL coding
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Q1. Same questions like tech 1
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Q1. Self intro , why tiger
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Q2. Relocation
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It is nice to do work

It helps in understanding the 5

It helps a lot in company

Q1. How to do job in company?
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Q2. What I should do?
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Q3. How to do work?
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Q4. What should I do
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Q5. What is the goal?
Ans. 
The goal of a Data Analyst is to analyze data to extract valuable insights and make data-driven decisions.
• Identify trends and patterns in data

• Create visualizations to communicate findings

• Provide actionable recommendations based on data analysis
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They will ask aptitude, reasoning and other questions as an online test to know your problem solving skills.

They will give a topic where either we have to speak or write on that topic

Q1. Intro, questions related to python, guesstimate questions
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Q2. Behavorial questions and other hr questions included
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Online aptitude test with maths and statistics and data analysis

Q1. Joins sql groups python numpy pandas
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Q1. Difference between Sum and Sumx
Ans. 
Sum calculates the total of a column, while Sumx calculates the total of an expression evaluated for each row.
• Sum is used to calculate the total of a column in a table.

• Sumx is used to calculate the total of an expression evaluated for each row in a table.

• Sum: SUM('Table'[Column])

• Sumx: SUMX('Table', 'Table'[Column] * 2)
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Q2. How do u make groups and how bins are different from groups
Ans. 
Groups are created by categorizing data based on certain criteria, while bins are specific ranges used to group continuous data.
• Groups are created by categorizing data based on certain criteria, such as age groups or product categories.

• Bins are specific ranges used to group continuous data, such as age ranges or income brackets.

• Groups can be created based on qualitative data, while bins are used for quantitative data.

• E...read more
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Q3. Why do you prefer power bi over tableau
Ans. 
Power BI is preferred over Tableau for its seamless integration with Microsoft products and user-friendly interface.
• Seamless integration with Microsoft products like Excel, SharePoint, and Teams

• User-friendly interface with drag-and-drop functionality for easy data visualization

• Cost-effective solution for organizations already using Microsoft products

• Faster data processing and refreshing capabilities compared to Tableau

• ...read more
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Q4. Tell me about your roles and responsibilities
Ans. 
I have experience in data collection, analysis, and visualization to support decision-making.
• Collecting and cleaning data from various sources

• Analyzing data to identify trends and patterns

• Creating visualizations and reports to communicate findings

• Collaborating with stakeholders to understand business needs

• Using statistical tools and techniques to draw insights

• Presenting findings to non-technical audiences
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Logical,verbal,quants

Q1. What is lambda function
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Q2. What is subquary
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Q1. What is joins and types?
Ans. 
Joins are used to combine rows from two or more tables based on a related column between them.
• Types of joins include inner join, left join, right join, and full outer join

• Inner join returns rows when there is at least one match in both tables

• Left join returns all rows from the left table and the matched rows from the right table

• Right join returns all rows from the right table and the matched rows from the left table

• Ful...read more
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First round will be aptitude test

Q1. Why should I hire you
Ans. 
I have a strong analytical background, excellent problem-solving skills, and a proven track record of delivering actionable insights.
• I have a degree in data analytics and relevant work experience

• I am proficient in statistical analysis and data visualization tools such as Python, R, and Tableau

• I have successfully completed projects where I identified trends and patterns in data to drive business decisions
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Q2. Tell me about your self
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Q1. Salary expectation
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Q2. Position of the candidate
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