Vedantu Data Analyst Interview Questions and Answers

Q1. Asked about the Statistics concepts hypothesis,pvalue,mean,meadian.mode,normaldistrubution?
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Q2. Sql joins questions based on three tables, complex joins
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Q1. Technical questions mostly around sql, project based and few theoretical questions on python
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Q1. This was one of the most grilled interview i have given, require moderate level of sql understanding, was asked to share screen and solve it , also i had show how it is working then basic questions of py...read more
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Q1. Was asked basic HR questions
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Q1. The first round was a basic telephonic interview. Then simple basic SQL questions and some question based on Normalisation and DBMS were asked.
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Q1. This was the toughest Data Analyst Interview I have faced till now. Interview was of 1 hr. Required higher level of SQL understanding. Asked to share screen and then solve SQL queries. Question based on jo...read more
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Q1. Question based on Window Functions in sql
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Q2. Order of execution
Ans. 
Order of execution refers to the sequence in which operations are carried out in a program or system.
• Execution starts from the top of the program and moves downwards.

• Operations within parentheses are executed first.

• Multiplication and division are executed before addition and subtraction.

• Functions are executed when they are called.

• Control structures like loops and conditionals affect the order of execution.
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Q1. Write a sql query to find out different routes for a airline. Table has two columns which are destination and source
Ans. 
Use a SQL query to find different routes for an airline based on source and destination columns in a table.
• Use a SELECT statement to retrieve the distinct combinations of source and destination.

• Use the DISTINCT keyword to ensure only unique routes are returned.

• Order the results by source and destination for easier analysis.
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Q2. Situational questions based on Business KPI
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Q1. Simple discussion on the role and company culture
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Q1. Case study question
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Q1. Basic Discussion on relocation and interest in joining the company.
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Q1. Tell me something about yourself
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I am a data analyst with a strong background in statistics and programming, passionate about deriving insights from data.
• I have a Bachelor's degree in Statistics and experience in data visualization tools like Tableau

• I am proficient in programming languages such as Python and SQL

• I have worked on projects involving predictive modeling and data mining techniques
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Q2. Some question related to Python
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SQL two problem statements to be solved in 30 mins
Python two problem statements to be solved in 30 mins
Around 15 MCQ on stats and aptitude

Q1. Python, Excel, SQL and aptitude
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Q1. What's your experience?
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Q2. Don't you have Data Science experience?
Ans. 
No, I don't have direct Data Science experience.
• However, I have worked with data extensively in my previous roles as a Data Analyst.

• I have experience in data cleaning, data visualization, and statistical analysis.

• I am also familiar with programming languages such as Python and R, which are commonly used in Data Science.

• I am willing to learn and expand my skills in Data Science if given the opportunity.
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