GroMo Data Analyst Interview Questions and Answers

Aptitude tests + 3 Rounds

Q1. Joins, SQL query execution
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Q2. Simple Sals Question - SQL
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Q1. Questions based on the understanding of joins in sql
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Q2. Convert row to columns using sql
Ans. 
Use SQL pivot function to convert rows to columns
• Use the PIVOT function in SQL to convert rows into columns

• Specify the columns you want to pivot on and the values you want to display in the new columns

• Example: SELECT * FROM table_name PIVOT (MAX(value_column) FOR pivot_column IN (column1, column2, column3)) AS alias_name
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Q1. Questions on probability and puzzles
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Q1. Current CTC, Preferred location
Ans. 
Current CTC and preferred location are confidential information.
• Current CTC and preferred location are personal and confidential details.

• It is common practice not to disclose current CTC during interviews.

• Preferred location may vary based on individual circumstances and preferences.
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Q1. About yourself, projects worked, sql questions, Python questions
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I had a very bad interview experience. The interviewer didn't start with any introduction and immediately jumped into asking case study. After giving a case, he would leave for a few minutes, which made it seem like he was not interested in the process.

Questions asked:
Q1: You are an Analyst at UBER. The gross cab cancellation rate daily is 5% whereas on a particular day, it goes up to 10%. What could be the factors affecting the same?
To analyze the same list down the tables required in the database along with all the columns and write the query using the same table name & columns to find the required metrics.

Q2: Assume you work for YouTube Music and the CEO wants you to create a Business Health Dashboard. List down all the metrics the CEO will be interested in looking at.

Q1. Introduction , knowledge about capital market
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Nothing as such just basic