OLX Data Analyst Interview Questions and Answers

Q1. Output resukt number of rows basis the joins
Ans. 
The output result number of rows depends on the type of join used.
• Inner join returns only the matching rows from both tables

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

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

• Full outer join returns all rows from both tables

• Cross join returns the Cartesian product of both tables
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Q2. Output result number of rows basis the joins
Ans. 
The question asks to output the number of rows based on joins.
• The number of rows in the output depends on the type of join used.

• Inner join only returns rows that have matching values in both tables.

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

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

• Full outer join returns all rows from both tables.

• U...read more
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All and all it was a wholesome interview with a mix of sql, python questions

Good the case study was fairly doable

Q1. Why you want 2 join Myntra
Ans. 
I want to join Myntra because of its innovative approach to e-commerce and its strong focus on customer satisfaction.
• I am impressed by Myntra's use of data analytics to personalize the shopping experience for customers.

• I admire Myntra's commitment to staying ahead of trends in the fashion industry.

• I believe Myntra offers a dynamic and challenging work environment that will allow me to grow as a data analyst.
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Q2. Salary expectations
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Q1. Guestimates question: How many women's drive red car in the Bangalore
Ans. 
It is impossible to accurately estimate the number of women driving red cars in Bangalore without specific data.
• There is no specific data available on the number of women driving red cars in Bangalore.

• Estimating the number of women driving red cars in Bangalore would require access to vehicle registration data or a survey of car owners.

• Factors such as car ownership trends among women and the popularity of red cars woul
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Q2. How will achieve GMV if your budget is over
Ans. 
Achieve GMV by optimizing marketing channels, improving product offerings, and enhancing user experience.
• Optimize marketing channels to reach a larger audience

• Improve product offerings to increase customer interest and sales

• Enhance user experience to encourage repeat purchases and higher order values
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Questions were on sql , python and java

Duration was 10 minutes

Q1. Basic SQL questions
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Q1. Intermediate SQL questions
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Q2. Pivot and Vlookup questions
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How many cars are sold in your city in a month and questions on the projects I have done in my previous organisation

Q1. Basic SQL and Python
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Q1. Behavioral Questions
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Q1. Company fit questions
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Q1. Excel questions are index match, sumif, countif, vlookup
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Q2. Sql questions are 2nd highest salary
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