Innovaccer Data Analyst Interview Questions, Process, and Tips

A SQL test with 5 questions in increasing order of difficulty

Q1. Results on joining two tables with different join conditions
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Q2. Question on windows functions
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Q1. Strength and weakeness
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Q2. Where do you see yourself in 5 years
Ans. 
In 5 years, I see myself as a senior data analyst leading a team of analysts, implementing advanced analytics techniques, and contributing to strategic decision-making.
• Leading a team of analysts

• Implementing advanced analytics techniques

• Contributing to strategic decision-making
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Q1. Rate yourself in SQL and PowerBi
Ans. 
I rate myself highly in SQL and PowerBi, with extensive experience in both tools.
• Proficient in writing complex SQL queries for data extraction, manipulation, and analysis

• Skilled in creating interactive and insightful visualizations in PowerBi

• Experience in combining data from multiple sources and transforming it into actionable insights

• Familiar with optimizing queries for performance and efficiency

• Have successfully used...read more
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Q2. Different Type of Joins
Ans. 
Different types of joins in SQL are inner join, left join, right join, and full outer join.
• Inner join: Returns rows when there is a 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.

• Full outer join: Returns rows when there is a match in either table.
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Basic python and sql questions

Q1. Basic python and sql questions
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Q2. Some questions on ETL an previous work experience
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Q1. Explain types of joins.
Ans. 
Types of joins are inner join, left join, right join, and full outer join.
• Inner join: Returns only the rows that have matching values in both tables.

• Left join: Returns all the rows from the left table and the matched rows from the right table.

• Right join: Returns all the rows from the right table and the matched rows from the left table.

• Full outer join: Returns all the rows when there is a match in either left or right
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Q2. What do you like to do in your free time.
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Q1. Tell me where do you see yourself in 10 years.
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Q1. SQL basics questions like types of joins, indexes etc.
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Q1. About last company project experience
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Q1. Salary, reason to change discussion
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1. They gave 2 tables having one column and asked the number of rows in the output for left,inner,right and full outer join.

2. Asked the query to find the third maximum marks in the dataset which consist student, marks and subject data.

3. Asked to pivot up the table (This can be done using case statement)

There was one more question on sql but I forgot.

Q1. The questioner asked Sql question which can be solved using simple case statement
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