MongoDB Data Analyst Interview Questions and Answers

Q1. Tell me about the tool you worked on?
Ans. 
I worked on a data visualization tool for tracking sales performance.
• The tool was built using Tableau and SQL.

• It allowed users to view sales data by region, product, and time period.

• Users could also create custom dashboards and reports.

• The tool helped identify trends and opportunities for improvement.

• I collaborated with the sales team to ensure the tool met their needs.
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Hybrid Work 90 sec to speak

Q1. Related to resume and experience
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Q1. Technical assigment in excel, vlookup, pivot table, power Query
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Q1. What is an inactive relationship in PBI
Ans. 
An inactive relationship in Power BI is a relationship that is not being used in any visualizations or calculations.
• Inactive relationships can occur when a relationship is created but not utilized in any measures or visuals.

• These relationships do not impact the data model or query performance, but can clutter the model view.

• To remove an inactive relationship, you can delete it from the relationship view in Power BI.

• Ina...read more
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Q2. Import vs Direct Query vs Live connection
Ans. 
Import vs Direct Query vs Live connection
• Import: Data is imported into the tool for analysis, suitable for small datasets or when real-time data is not required

• Direct Query: Data is queried directly from the source in real-time, suitable for large datasets or when up-to-date data is needed

• Live connection: Data is connected live to the source, allowing for real-time updates and analysis without storing data locally
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It was not easy only people can clear who are better in pandas and numpy

Q1. Mostly focus on graphs and dp
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With CTE problem N th salery digit

Q1. Use fiz and bizz query problem
Ans. 
The question is about using fiz and bizz to solve a query problem.
• Fiz and bizz are placeholders used in programming to represent numbers.

• They are commonly used in coding exercises and puzzles.

• The query problem likely involves manipulating or evaluating numbers using fiz and bizz.
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