ExcelR Interview Questions and Answers for Freshers

The first round was aptitude test which was held in online mode. there were nearly 40 questions all about logical reasoning, quants and verbal ability.

In the round 2 which were group discussion to check the communication skills. our topic was women empowerment.

Q1. In the technical round they asked me basic questions about html, css and js and also about SQL
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Q2. Introduction types of joins in sql and their use
Ans. 
Types of joins in SQL include 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.
Answered by AI
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Q1. Introduction why you are joining data science role what is the experience
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Q2. Data science is most frequent technology And growing abroad for the future and take decision easy way
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Why using pandas numpy matplot lib and seaborn library

I have done data science all assignment completely
like linear regression multiple linear regression logistics regression knn model random forest svm model decesion tree neural network text mining clustering method etc

Ranges from easy to medium questions

Different algorithmic questions from trees, linked list

Q1. Tell me about yourself.
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Q2. What do you know about our company?
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