Vyapar Customer experience Interview Questions and Answers

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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Q1. Both interview took around 30min (tech) and 10-15 min (HR) The technical interviewer started with my introduction, and then he explained what are the technologies that company is working on. 1: Rate yo...read more
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Q1. We made salary negotiation. Why not campus selection? Some family background then how I come to know about the company. He explained the technical backbone of the role and tips for growth
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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. Dense rank, rank and row number
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Q2. Self join HR data sql query
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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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10 mcq, 2 dsa, 1 assignment question

Q1. Javascript basics
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Q2. Previous projects
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Developed a web application for tracking inventory and sales data
• Used React for front-end development

• Implemented RESTful APIs for backend using Node.js

• Utilized MongoDB for database storage
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Q1. Behavorial questions
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