Vyapar Data Engineer Interview Questions and Answers

Q1. Dense rank, rank and row number
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Q2. Self join HR data sql query
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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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6 SQL questions to solve which would be easy to moderate.

Q1. Basic to moderate SQL questions
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Q1. Managerial round just asked about previous company and work profile.
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Q1. CTC discussion and brief explanation about the company.
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Q1. They asked Questions on join given two table A&B with one column each and u have to print out put for inner join, left join and correct join.
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Q2. Then they asked medium level questions given , write query to print 2nd highest marks for each class using concept of windows function in SQL.
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Q1. Managerial round
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Q2. They asked all my project in my CV and deep discussion on each one. What is SCD type, what are composite key .
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Q1. CTC negotiation
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Q2. What u know about company and why u want to join company.
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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
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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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SQL+CODING QUESTIONS

Q1. CODING QUESTION YOU NEEDED TO TELL YOUR APPROACH AND CODE THEN
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Q2. SQL QUESTIONS - THEORY + PREDICTING OUTPUT
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Q1. DSA + MANAGERIAL ROUND
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Q2. HR QUESTIONS ABOUT YOUR FUTURE
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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. Questions Revolving around SQL (Window Functions and Group By) and little bit of filtering using the Where clause, CTE might be required to solve some queries so be prepared for that as well.
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Q1. Mangerial Round: Questions Revolving around CV and Pas Projects
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